                                       1983 MODEL YEAR HEAVY-DUTY GASOLINE ENGINES
  --------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                                  CERTIFICATION LEVELS
                                                                                          ----------------------------------
                                                                                                 EXHAUST EMISSIONS
     FAMILY INFORMATION                    TEST ENGINE INFORMATION                                   (GM/BHP-HR)
  -------------------------     ------------------------------------------------------    ----------------------------------
    FAMILY DESIGNATION           TEST   EMISSION   ENGINE                    MAXIMUM                           HYDROCARBONS
         MODELS COVERED          ENGINE CONTROL    DISPL.    CARB     RATED  TORQUE           HYDRO-   CARBON   + OXIDES OF
             ENG. DISPLMTS       MODEL  SYSTEM    (CI OR L)  VENTURIS H.P.   (LB-FT)          CARBONS MONOXIDES   NITROGEN
  --------------------------------------------------------------------------------------------------------------------------
 
 
  BLUE BIRD BODY COMPANY
     DBB0427ABB2
              L43
                   427
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  L43    AIR          427      1-4V    210      350             0.25      17.5       4.3
 
  CHRYSLER CORPORATION
     DCC05.9AGA4
         360-1
              360
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  360-1  AIR-EGR      360      1-4V    190      265             0.94       8.4       7.7
 
 
     DCC05.9ARB9
         360-1; 318-1;
              360; 318
                                                                       DETERIORATION FACTORS:   0.02      6.78       0.00
                                  318-1  AIR-EGR-CAT  318      1-4V    158      240             0.14      13.7       3.0
 
                                                                       DETERIORATION FACTORS:   0.02      6.78       0.00
                                  360-1  AIR-EGR-CAT  360      1-4V    169      265             0.11      10.7       4.1
 
 
 
  FORD MOTOR COMPANY
     4.9 L "Q"
         300-IV
              300
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                 300-IV  AIR-EGR      300      1-1V    118      226             1.06      9.9        4.6
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                 300-IV  AIR-EGR      300      1-1V    118      226             0.96      11.6       8.5
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                 300-IV  AIR-EGR      300      1-1V    118      226             1.08      14.2       6.9
 

                                       1983 MODEL YEAR HEAVY-DUTY GASOLINE ENGINES
  --------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                                  CERTIFICATION LEVELS
                                                                                          ----------------------------------
                                                                                                 EXHAUST EMISSIONS
     FAMILY INFORMATION                    TEST ENGINE INFORMATION                                   (GM/BHP-HR)
  -------------------------     ------------------------------------------------------    ----------------------------------
    FAMILY DESIGNATION           TEST   EMISSION   ENGINE                    MAXIMUM                           HYDROCARBONS
         MODELS COVERED          ENGINE CONTROL    DISPL.    CARB     RATED  TORQUE           HYDRO-   CARBON   + OXIDES OF
             ENG. DISPLMTS       MODEL  SYSTEM    (CI OR L)  VENTURIS H.P.   (LB-FT)          CARBONS MONOXIDES   NITROGEN
  --------------------------------------------------------------------------------------------------------------------------
 
     6.1L"E"
        370-4V
              370
                                                                       DETERIORATION FACTORS:   0.00      1.91       0.00
                                370-2V   AIR-EGR      370      1-2V    194      299             0.88      15.0       6.6
 
                                                                       DETERIORATION FACTORS:   0.00      1.91       0.00
                                 370-2V  AIR-EGR      370      1-4V    186      282             0.92      16.0       5.2
 
                                                                       DETERIORATION FACTORS:   0.00      1.91       0.00
                                 370-4V  AIR-EGR      370      1-4V    160      266             0.68      16.6       4.8
 
     7.0L/7.5L"E"
         7.0L; 7.5L
              429; 460
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  7.0L   AIR-EGR      429      1-4V    225      340             0.39      11.8       4.3
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  7.5L   AIR-EGR      460      1-4V    212      339             0.90      16.1       9.8
 
 
 
     5.8L(W)"E"
         351-2V
              351
                                                                       DETERIORATION FACTORS:   0.00      0.48       0.00
                                 351-2V  AIR-EGR      351      1-2V    143      272             1.04      16.1       6.4
 
  GENERAL MOTORS CORPORATION
     DGM07.0ABB4
         L86; L43
              366; 427
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  L86    AIR          366      1-4V    190      305             0.28      17.6       5.6
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  L43    AIR          427      1-4V    210      350             0.25      17.5       4.3
 
     DGM07.4ABB9
         LF8
              454
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  LF8    AIR          454      1-4V    210      340             0.48      21.1       5.4

                                       1983 MODEL YEAR HEAVY-DUTY GASOLINE ENGINES
  --------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                                  CERTIFICATION LEVELS
                                                                                          ----------------------------------
                                                                                                 EXHAUST EMISSIONS
     FAMILY INFORMATION                    TEST ENGINE INFORMATION                                   (GM/BHP-HR)
  -------------------------     ------------------------------------------------------    ----------------------------------
    FAMILY DESIGNATION           TEST   EMISSION   ENGINE                    MAXIMUM                           HYDROCARBONS
         MODELS COVERED          ENGINE CONTROL    DISPL.    CARB     RATED  TORQUE           HYDRO-   CARBON   + OXIDES OF
             ENG. DISPLMTS       MODEL  SYSTEM    (CI OR L)  VENTURIS H.P.   (LB-FT)          CARBONS MONOXIDES   NITROGEN
  --------------------------------------------------------------------------------------------------------------------------
 
     DGM04.8ABA6
         L25
              292
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  L25    AIR          292      1-1V    115      215             0.14      16.1       5.6
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  L25    AIR          292      1-1V    125      225             0.15      13.5       6.5
 
     DGM05.7ABB9
         LF5; LS9;
              350
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.16
                                  LS9    AIR          350      1-4V    155      250             0.86      13.7       7.6
 
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.16
                                  LF5    AIR          350      1-2V    160      275             0.60      21.9       5.7
 
 
 
 
  INTERNATIONAL HARVESTER COMPANY
     V-345
         V-345
              345
                                                                       DETERIORATION FACTORS:   0.00      1.98       0.00
                                  V-345  AIR-EGR      345      1-2V    146      277             0.86      15.3       6.5
 
                                                                       DETERIORATION FACTORS:   0.00      1.98       0.00
                                  V-345  AIR-EGR      345      1-2V    162      285             0.54      17.9        5.9
 
     V-345C
         V-345
              345
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  V-345  AIR          345      1-2V    155      281             0.29      18.0       2.6
 
     V-392
         V-392
              391
                                                                       DETERIORATION FACTORS:   0.00      1.38       1.27
                                  V-392  AIR-EGR      391      1-4V    185      303             0.75      16.7       7.6
 
                                                                       DETERIORATION FACTORS:   0.00      1.38       1.27
                                  V-392  AIR-EGR      391      1-4V    185      303             0.45      16.1       7.8

                                       1983 MODEL YEAR HEAVY-DUTY GASOLINE ENGINES
  --------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                                  CERTIFICATION LEVELS
                                                                                          ----------------------------------
                                                                                                 EXHAUST EMISSIONS
     FAMILY INFORMATION                    TEST ENGINE INFORMATION                                   (GM/BHP-HR)
  -------------------------     ------------------------------------------------------    ----------------------------------
    FAMILY DESIGNATION           TEST   EMISSION   ENGINE                    MAXIMUM                           HYDROCARBONS
         MODELS COVERED          ENGINE CONTROL    DISPL.    CARB     RATED  TORQUE           HYDRO-   CARBON   + OXIDES OF
             ENG. DISPLMTS       MODEL  SYSTEM    (CI OR L)  VENTURIS H.P.   (LB-FT)          CARBONS MONOXIDES   NITROGEN
  --------------------------------------------------------------------------------------------------------------------------
 
     V-392C
         V-392
              391
                                                                       DETERIORATION FACTORS:   0.00      7.61       0.88
                                  V-392  AIR          391      1-4V    169      277             0.14      24.0       4.1
 
  REVCON INC.
     GM 115
         LF8
              454
                                                                       DETERIORATION FACTORS:   0.00      0.00       0.00
                                  LF8    AIR          454      1-4V    210      340             0.48      21.1       5.4
 
 

                                        1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
  AVCO INDUSTRIAL ENGINE OPERATION, AVCO CORP.
     HR-H
         HR692HTA
              219
                  T                             DETERIORATION FACTORS        0.05       0.17        0.38      1.05   1.04   1.73
                          HR692HTA   EM         219      135     182         0.35       1.4         5.4       4.0    4.2     6.9
 
 
  CATERPILLAR TRACTOR COMPANY
     DCT0636DAA5
         3208
              636
                  N                             DETERIORATION FACTORS:       0.01       0.00        0.00      0.00   0.00   0.00
                            3208     EM         636      210     500         1.01       5.1         9.5       8.8    9.8    16.3
 
                                                DETERIORATION FACTORS:       0.01       0.00        0.00      0.00   0.00   0.00
                            3208     EM         636      160     385         1.00       2.8         9.3       2.3    3.2    3.8
 
                                                DETERIORATION FACTORS:       0.01       0.00        0.00      0.00   0.00   0.00
                            3208     EM         636      185     450         1.25       5.2         5.8       12.2   12.1   20.6
 
     DCT0636DCA9
         3208
              636
                  N                             DETERIORATION FACTORS:       0.00       0.98        0.00      1.06   0.22   4.00
                            3208     EGR        636      200     490         0.61       6.9         5.4       7.0    5.6    17.3
 
     DCT0636EPA9
         3208
              636
                  T                             DETERIORATION FACTORS:       0.09       0.00        0.10      2.15   0.00   2.50
                            3208     SPL        636      250     640         0.62       2.4         8.4       15.6   13.0   26.1
 
                                                DETERIORATION FACTORS:       0.09       0.00        0.10      2.15   0.00   2.50
                            3208     SPL        636      225     560         0.72       2.1         8.9       12.1   5.0    24.0
 
                                                DETERIORATION FACTORS:       0.09       0.00        0.10      2.15   0.00   2.50
                            3208     SPL        636      210     575         0.69       2.7         5.8       12.5   10.7   22.4
 
                                                DETERIORATION FACTORS:       0.09       0.00        0.10      2.15   0.00   2.50
                            3208     SPL        636      175     475         0.94       2.8         9.4       5.0    1.7    9.8
 
 

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     DCT0638FPA9
         3306
              638
                  T                             DETERIORATION FACTORS:       0.00       0.00        0.00      2.71   2.70   3.04
                            3306     SPL        638      245     820         0.22       1.8         5.4       15.6   9.5    28.4
 
     DCT0893EPA6
         3406
              893
                  T                             DETERIORATION FACTORS:       0.03       0.00        0.46      0.00   0.82   0.45
                            3406     SPL        893      325     1050        0.51       2.4         9.0       13.4   7.4    16.1
 
     DCT0893FPA9
         3406
              893
                  T                             DETERIORATION FACTORS:       0.02       0.00        0.20      0.00   0.00   0.00
                            3406     SPL        893      380     1245        0.29       2.3         8.3       17.6   7.4    19.1
 
                                                DETERIORATION FACTORS:       0.02       0.00        0.20      0.00   0.00   0.00
                            3406     SPL        893      350     1165        0.34       2.6         9.1       18.7   10.3   21.6
 
                                                DETERIORATION FACTORS:       0.02       0.00        0.20      0.00   0.00   0.00
                            3406     SPL        893      300     1200        0.34       1.8         8.4       10.5   11.1   11.7
 
                                                DETERIORATION FACTORS:       0.02       0.00        0.20      0.00   0.00   0.00
                            3406     SPL        893      380     1285        0.39       2.4         4.7       10.0   8.4    16.6
 
                                                DETERIORATION FACTORS:       0.02       0.00        0.20      0.00   0.00   0.00
                            3406     SPL        893      400     1265        0.32       2.2         8.4       17.4   9.9    20.6
 
     DCT1099FPA3
         3408
              1099
                  T                             DETERIORATION FACTORS:       0.00       0.19        0.04      1.31   0.00   0.00
                            3408     SPL        1099     450     1350        0.14       1.4         4.9       16.7   7.5    25.0
 
 
 
     DCT1099FPB4
         3408
              1099
                  T                             DETERIORATION FACTORS:       0.00       0.08        0.19      0.00   1.18   0.00
                            3408     SPL        1099     450     1460        0.37       2.9         6.9       14.4   14.1   15.4
 

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
     DCT0638FPBX
         3306
              638
                  T                             DETERIORATION FACTORS:       0.07       0.13        0.00      0.00   0.00   1.09
                            3306     SPL        638      270     860         0.44       3.5         8.5       16.8   11.2   29.5
 
  CUMMINS ENGINE COMPANY, INC.
     091
         NH-230; NHC-250 MILITARY
              855
                  N                             DETERIORATION FACTORS:       0.00       0.00        0.47      0.00   0.00   0.00
                            NH-230   EM         855      220     644         0.56       4.7         8.1       5.5    6.3    6.4
 
                                                DETERIORATION FACTORS:       0.00       0.00        0.47      0.00   0.00   0.00
                            NH-230   EM         855      220     644         0.21       4.7         9.1       7.3    6.1    9.7
 
                                                DETERIORATION FACTORS:       0.00       0.00        0.47      0.00   0.00   0.00
                           NHC-250   EM         855      240     640         0.37       4.2         8.4       7.8    9.5    11.2
 
     092A
         NTC-290; NHHTC-290; POWER TORQUE 270; NTC-240; POWER TORQUE 240; NTCC-240; NTC-270
              855
                  T                             DETERIORATION FACTORS:       0.06       0.24        0.00      1.22   1.55   0.00
                            NTC-290  SPL        855      293     961         0.32       2.1         8.6       11.3   3.1    12.3
 
     093E
         NTC-400; NTC-350; NTC-300; FLEET 270;NHHTC-350; FLEET 300
              855
                  T                             DETERIORATION FACTORS:       0.00       0.90        0.39      0.47   0.00   0.00
                            NTC-400  SPL        855      400     1250        0.34       3.8         9.1       13.3   3.9    15.8
 
 
     093G
         NTCC-400; NTCC-350; NTCC-300; NHHTCC-290; NHHTCC-350
              855
                  T                             DETERIORATION FACTORS:       0.09       0.00        0.37      0.17   0.00   0.00
                            NTCC-400  SPL       855      400     1150        0.86       2.8         5.8       15.9   5.9    17.9
 
 
 
     343
         LTA10-270F; LTA10-240; LTA10-270; LTA10-240F
              611
                  T                             DETERIORATION FACTORS:       0.06       0.36        0.30      1.00   0.81   1.45
                       LTA10-270F    SPL        611      270      858        0.71       1.9         8.6        9.6   1.0    23.4

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     172C
         VT-350; VT-903; VTB-903; FORMULA VT-300
              903
                  T                             DETERIORATION FACTORS:       0.11       0.37        0.90      0.00   0.00   0.00
                            VT-350   SPL        903      350     858         0.53       2.4         7.9       10.7   5.1    14.1
 
     172D
         VTBC-903
              903
                  T                             DETERIORATION FACTORS:       0.51       0.81        0.91      4.55   4.77   5.48
                           VTBC-903  SPL-OBV    903      275     757         1.24       3.0         6.6       9.2    10.0   10.8
 
     192B
         KT-450
              1150
                  T                             DETERIORATION FACTORS:       0.00       0.00        0.00      0.00   0.00   0.00
                            KT-450   SPL        1150     450     1350        0.38       1.4         8.5       9.2    1.0    17.4
 
     193
         KTA-600; KTA-525; KT-450
              1150
                  T                             DETERIORATION FACTORS:       0.00       0.00        1.02      0.00   0.00   0.00
                            KTA-600  SPL        1150     600     1650        0.30       1.6         10.0      12.4   1.2    17.6
 
     221
         V-555
              555
                  N                             DETERIORATION FACTORS:       0.00       0.43        0.00      3.10   3.70   3.40
                            V-555    EM         555      216     425         0.70       5.1         9.8       9.8    11.0   12.9
 
                                                DETERIORATION FACTORS:       0.00       0.43        0.00      3.10   3.70   3.40
                            V-555    EM         555      216     425         0.87       5.3         9.4       12.5   13.5   16.8
 
 
 
     222
         VT-555; VT-225
              555
                  T                             DETERIORATION FACTORS:       0.01       0.00        0.99      0.00   0.00   0.00
                            VT-225   EM         555      225     445         0.70       2.2         8.6       10.9   4.0    14.1
 
                                                DETERIORATION FACTORS:       0.01       0.00        0.99      0.00   0.00   0.00
                            VT-225   EM         555      225     445         0.75       2.4         8.0       11.8   4.5    18.1

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     093H
          NTC-475
              855
                  T                             DETERIORATION FACTORS:       0.06       0.36        0.30      1.00   0.81   1.45
                            NTC-475  SPL        855      475    1430         0.46       1.9         6.2       9.5     2.1   14.7
  DAIMLER-BENZ AG
     DDB9.65DZA0
         OM 355/5
              589
                  N                             DETERIORATION FACTORS:       0.00       0.61        0.00      0.03   0.00   0.00
                            OM 355/5 EM         589      180     433         0.80       6.5         8.7       8.2    9.9    10.5
 
     DDB5.67EZB6
         OM 352 A
              346
                  T                             DETERIORATION FACTORS:       0.00       0.00        0.56      0.00   0.00   0.00
                            OM 352   EM         346      156     310         0.89       3.1         8.7       5.4    3.6    7.3
 
     DDB5.67DZA2
         OM 352
              346
                  N                             DETERIORATION FACTORS:       0.00       0.00        0.00      1.69   0.00   0.00
                            OM 352   EM         346      130     260         0.80       5.0         8.0       7.6    12.7   12.8
 
     DDB9.80DZA1
         OM 355/5
              598
                  N                             DETERIORATION FACTORS:       0.06       0.36        0.30      1.00   0.81   1.45
                            OM 355/5 EM         598      192     490         0.88       3.9         9.5       8.5    11.1   10.5
 
  GENERAL MOTORS CORPORATION
     DGM08.2DAB3
         V8-8.2
              8.2
                   N                            DETERIORATION FACTORS:       0.37       0.79        0.23      0.00   0.14   0.00
                            V8-8.2   EM         8.2      165     350         1.30       3.9         7.2       17.0   15.0   23.0
 
 
 
     DGM08.2EAB6
         V8-8.2T
              8.2
                                                DETERIORATION FACTORS:       0.03       0.35        0.00      0.00   0.50   0.00
                            V8-8.2T  EM         8.2      205     430         0.55       2.3         5.6       15.3   6.1    38.6
 

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
     DGM0568FWH1
         8V-71TA
              568
 
             T                                  DETERIORATION FACTORS        0.00       0.00        0.35      0.00   0.37   0.00
                            8V-71TA  TD         568      305     1064        0.47       2.7         8.6       16.0   3.5    28.0
 
     DGMO552FWG4
         6V-92TA; 6V-92TA(CP)
              552
                  T                             DETERIORATION FACTORS        0.02       0.87        0.00      2.28   1.06   4.56
                            6V-92TA  TD         552      325     958         0.59       2.0         10.0      15.0   2.0    21.0
 
                                                DETERIORATION FACTORS        0.02       0.87        0.00      2.28   1.06   4.56
                            6V-92TA  TD         552      330     963         0.54       3.6         6.0       19.0   7.2    39.0
 
     DGMO736FWH1
         8V-92TA
              736
                  T                             DETERIORATION FACTORS        0.00       0.00        0.07      0.00   0.00   0.21
                            8V-92TA  TD         736      440     1250        0.43       2.8         5.7       17.0   5.6    26.0
 
                                                DETERIORATION FACTORS        0.00       0.00        0.07      0.00   0.00   0.21
                            8V-92TA  TD         736      445     1250        0.46       3.0          9.4      10.0   1.9    15.0
 
     DGMO426FWGX
         6V-71TA
              426
                  T                             DETERIORATION FACTORS        0.00       0.18        0.27      0.00   0.00   0.00
                            6V-71TA  TD         426      250     713         0.63       3.4         9.2       14.2   3.4    24.3
 
 
 
     DGMO426FWF9
         6L-71TA
              426
                                                DETERIORATION FACTORS        0.00       0.72        0.32      0.00   0.08   0.01
                            6L-71TA  TD         426      270     783         0.76       3.7         6.3       4.2    7.0    7.3
 
     DGMO426EWF6
         6L-71T
              426
 
             T                                  DETERIORATION FACTORS        0.01       0.00        0.99      0.00   0.00   0.06
                            6L-71T   TD         426      275     801         0.47       3.0         10.2      7.1    3.0    10.0

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     DGMO568DWH6
         8V-71N COACH
              568
 
             N                                  DETERIORATION FACTORS        0.00       0.00        0.00      0.00   0.00   0.00
                            8V-71N   TD         568      270     785         0.73       7.5         7.7       4.2    8.8    9.1
 
     DGMO426DWG4
         6V-71N COACH
              426
                  N                             DETERIORATION FACTORS        0.06       0.00        0.53      1.38   0.00   1.44
                            6V-71N   TD         426      190     575         1.22       8.2         9.6       5.2    5.1    6.8
 
 
 
 
     DGMO568DAH7
         8V-71N
              586
                  N                             DETERIORATION FACTORS        0.12       0.00        0.04      0.00   0.55   0.00
                            8V-71N   EM         586      316     818         0.64       11.0        7.6       17.0   13.0   27.0
 
 
     DGM0426DAF4
         6L-71N
              426
 
                  N                             DETERIORATION FACTORS        0.00       0.00        0.20      0.00   0.00   3.36
                            6L-71N   EM         426      239     611         0.96       11.9        9.0       19.0   10.0   40.0
 
     DGMO318EPG6
         6V-53T
              318
                  T                             DETERIORATION FACTORS        0.00       0.15        0.31      1.95   0.20   4.36
                            6V-53T   SPL        318      225     550         0.94       2.5         9.4       9.3    2.4    16.0
 
     DGMO212EPE7
         4L-53T
              212
                  T                             DETERIORATION FACTORS        0.16       2.1         0.00      2.62   2.56   0.13
                            4L-53T   SPL        212      170     402         0.83       5.1         8.5       12.0   5.9    18.0
 
     DGM06.2DAB2
         V8-6.2
              6.2
                  N                             DETERIORATION FACTORS        0.21       0.22        0.00      1.08   0.00   0.00
                            V8-6.2   EM         6.2      145     240         0.87       2.3         3.7       6.3    4.9    6.7

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
   HINO MOTORS LIMITED
     DHN0064DAA4
       EH700E; EH700
              393
                  N                             DETERIORATION FACTORS        0.08       1.16        0.00      1.65   1.64   2.30
                           EH700E    EM         393     153      297         1.46       5.9         8.0       8.7   11.1    11.8
 
                                                DETERIORATION FACTORS        0.08       1.16        0.00      1.65   1.64   2.30
                            EH700    EM         393     150      286         0.86       4.9         4.8       9.4   14.2    14.9
 
  INTERNATIONAL HARVESTER COMPANY
     6.9LD
         A170
               6.9
                  N                             DETERIORATION FACTORS        0.00       0.00        0.00      0.00   0.00   0.00
                            A170     EM          6.9     170     310         0.45       3.0         4.7        3.2   4.3     7.7
 
     DT-466
         A210F; A180C; B165C; B210F; B180C
              466.4
                  T                             DETERIORATION FACTORS        0.01       0.64        0.00      0.72   3.20   1.10
                            A210F    SPL        466.4    210     487         0.64       2.2         8.8       9.4    9.7    11.9
 
 
 
                                                DETERIORATION FACTORS        0.01       0.64        0.00      0.72   3.20   1.10
                            A180C    SPL        466.4    180     423         0.91       2.9         5.1       14.5   11.1   22.4
 
 
 
 
                                                DETERIORATION FACTORS        0.01       0.64        0.00      0.72   3.20   1.10
                            B165C    SPL         466     165     422         0.89       2.4         6.0       11.2  10.1    19.8
 
 
 
 
                                                DETERIORATION FACTORS        0.01       0.64        0.00      0.72   3.20   1.10
                            B210F    SPL        466     210      513         0.55       1.8         8.7       9.2    9.2    12.3
 
                                                DETERIORATION FACTORS        0.01       0.64        0.00      0.72   3.20   1.10
                            B180C    SPL        466     180      461         0.83       2.7         5.9      13.3   11.1    22.9

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     9.0 LITER
         180F; 165F; 175C
               551
                  N                             DETERIORATION FACTORS        0.02       0.00        0.39      0.00   0.00   0.00
                            180F     EM         551      180     395         1.40       3.1         9.2       8.5    8.8    12.9
 
                                                DETERIORATION FACTORS        0.02       0.00        0.39      0.00   0.00   0.00
                            165F     EM         551      165     355         1.11       2.2         8.8       7.1    7.1    10.3
 
                                                DETERIORATION FACTORS        0.02       0.00        0.39      0.00   0.00   0.00
                            175C     EM         551      175     380         0.64       4.4         5.3       10.5   12.7   13.8
 
 
     DTI-466
         A210C; B210C
              466
                  T                             DETERIORATION FACTORS        0.04       0.08        0.00      2.53   2.17   4.85
                            A210C    SPL        466     210      487         0.58       1.6         5.4      18.2    7.4    27.5
 
                                                DETERIORATION FACTORS        0.04       0.08        0.00      2.53   2.17   4.85
                            B210C    SPL        466     210      543         0.62       1.4         5.4      14.3    7.0    24.2
 
  ISUZU MOTORS LIMITED
     DSZ0235DAA5
         4BD1
              235
                  N                             DETERIORATION FACTORS        0.14       0.57        0.62      1.17   1.22   1.74
                            4BD1H    EM         235      81      152         0.89       4.1         5.6       9.2    9.0    15.7
 
                                                DETERIORATION FACTORS        0.14       0.57        0.62      1.17   1.22   1.74
                            4BD1A    EM         235      87      166         1.16       3.7         7.5       8.0    6.8    12.8
 
     DSZ0353DAB3
         6BD1
              353
                  N                             DETERIORATION FACTORS        0.14       0.57        0.62      1.17   1.22   1.74
                            6BD1H    EM         353      121     231         0.91       4.0         5.6       11.2   9.9    23.8
 
 
 
                                                DETERIORATION FACTORS        0.14       0.57        0.62      1.17   1.22   1.74
                            6BD1A    EM         353      130     253         1.38       3.7         7.5       10.4   8.3    19.1

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
  IVECO B. V.
     DVEO336DAAX
         8060.04.661; 8060.04.662;   8060.04.663; 8060.04.664; 8060.04.667; 8060.04.673; 8060.04.674; 8060.04.677
              336
                  N                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                         8060.04.662 EM         336      120     232         0.83       5.8         9.4       10.1   13.0   15.0
 
     DVE0494DAA5
         8360.05.673
              494
                  N                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                         8360.05.673 EM         494      160     376         1.05       3.0         9.6       8.0     9.7   13.0
 
     DVE0584DAA6
         8220.02.142
              584
                  N                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                         8220.02.142 EM         584      200     470         0.78       3.7         7.8       5.5    7.7    8.4
 
     DVE0149DAA4
         8140.61.210
              149
                  N                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                         8140.61.210 EM         149       70     111         1.27       4.4         4.8       6.2    9.3   10.4
 
     DVE0336EAA2
         8060.24.661; 8060.24.662;   8060.24.663; 8060.24.664; 8060.24.667; 8060.24.673; 8060.24.674; 8060.24.677
              336
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                         8060.24.662 EM         336      130     275         0.60       3.5         7.5      10.0    9.0   12.6
 
  KLOCKNER-HUMBOLDT-DEUTZ AG
     F5L912
         F 5 L 912
              288
                  N                             DETERIORATION FACTORS        0.00       0.00        0.00      0.91   0.84   2.00
                            F 5 L 9  EM         288      100     214         1.30       5.0         8.6       6.8    8.5    10.7
 
     BF6L913
         BF 6L 913
              374
                  T                             DETERIORATION FACTORS        0.02       0.00        0.00      5.07   0.00   9.66
                            BF 6L 9  EM         374      160     377         1.28       2.6         8.6       14.8   8.0    21.2

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
  MACK TRUCKS, INC.
     10
         EM9-400; EM9-400R(1900 RPM & 1700 RPM); EMC9-400; EMC9-400R(1900 RPM); EMC9-400R(1700 RPM); E9-450; E9-440; EC9-440
              998
                  T                             DETERIORATION FACTORS        0.00       0.09        0.71      1.19   0.71   1.17
                      ETAZ(B)1005A   SPL        998      392     1519        0.20       1.0         8.0       11.0   6.0    20.0
 
 
 
                                                DETERIORATION FACTORS        0.00       0.09        0.71      1.19   0.71   1.17
                            E9-450   SPL        998      450     1493        0.30       1.0         8.0       19.0   6.0    27.0
 
     11
         E6-260; E6-250; EM6-237; EEC6-235; E6-200; EM6-237R
              672
                  T                             DETERIORATION FACTORS        0.09       1.06        0.81      0.00   0.25   0.00
                            EM6-237  SPL        672      235     906         0.6        3.0         9.0       13.0   11.0   21.0
 
                                                DETERIORATION FACTORS        0 09       1.06        0.81      0.00   0.25   0.00
                         ETX(B)673D  SPL        672      235     700         0.50       3.0         6.0       20.0   5.0    37.0
 
     12
         E6-350; E6-350R; E6-315; EM6-285; EM6-285R(1900); EM6-285R(1800); EM6-285R(1700); EC6-330; EMC-285; EMC6-285R;
         EMC6-250
              672
                  T                             DETERIORATION FACTORS        0.00       0.00        0.55      2.34   0.40   3.54
                            E6-350   SPL        672      350     1131        0.40       2.0         9.0       15.0   9.0    27.0
 
                                                DETERIORATION FACTORS        0.00       0.00        0.55      2.34   0.40   3.54
                           EMC6-285  SPL        672      283     1080        0.40       1.0         5.0       18.0   7.0    30.0
 
     13
         E6-350; E6-350R; E6-325; EM6-300; EM6-300R(1900); EM6-300R(1700); EM6-275; EM6-275R;
         EM6-250; EM6-250R; EC6-350; EC6-350R; E6-325R; EMC6-300; EMC6-300R; EM6-275L; EM6-225
              672
                  T                             DETERIORATION FACTORS        0.00       0.00        0.00      0.00   0.00   0.00
                           EM6-275L  SPL        672      275     1275        O.50       2.0         9.0       11.0  10.0    20.0
 
                                                DETERIORATION FACTORS        0.00       0.00        0.00      0.00   0.00   0.00
                            EC6-350  SPL        672      350     1131        0.50       2.0         6.0       17.0   9.0    26.0
 
 

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
  MASCHINENFABRIK AUGSBURG-NURNBERG
     D2566MLUM
         D 2566 MLUM/US; D 2566 MLUM/CA
              696
                  T                             DETERIORATION FACTORS        0.05       0.17        0.38      1.05   1.04   1.73
                      D 2566 MLUM/US SPL        696      305     865         0.88       2.5         7.7       9.3    9.0    19.5
 
 
 
                                                DETERIORATION FACTORS        0.05       0.17        0.38      1.05   1.04   1.73
                     D 2566 MLUM/CA  SPL        696      300     865         0.68       2.2         5.4       5.8    9.6    8.6
 
     DMA20.9EPB5
         D 2542 MTE/US
             1276
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                      D 2542 MTE/US  SPL       1276      550    1350         1.19       2.3         7.3      12.6    7.1    32.8
 
 
     DMA18.3DZG4
                  N                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                     D 2840 MFG      EM        1115      365     880         1.25       3.6         9.2      12.8   14.3   19.8
 
  MITSUBISHI MOTORS CORPORATION
     DMM0243DAA2
         6DR51A
              243
                  N                             DETERIORATION FACTORS        0.14       0.57        0.62      1.17   1.22   1.74
                            6DR51A   EM         243      100     163         0.68       3.1         5.1       8.8    5.0    17.3
 
  MWM MOTORES DIESEL LTDA.
     DMW0360DAX6
         D-229/6
              360
                  N                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            D-229/6  EM         360      127     275         0.84       3.6         7.7       3.3    9.1    15.4
 
  PERKINS ENGINES GROUP LIMITED
     8
         T6.3544
              354
                  T                             DETERIORATION FACTORS        0.05       0.17        0.38      1.05   1.04   1.73
                            T6.3544  EM         354      140     347         1.26       2.9         6.7       11.2   4.6    22.4

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
  RENAULT VEHICULES INDUSTRIELS
     MI060212
         MIDR 06 02 12 B; MIDR 06 02 12 C; MIDR 06 02 12 E; MIDR 06 02 12 F
              335
                  T                             DETERIORATION FACTORS        0.01       0.00        0.00      0.00   0.00   0.00
                    MIDR 06 02 12 B  SPL        335      175     376         0.53       7.2         7.4       16.0   12.5   24.5
 
                                                DETERIORATION FACTORS        0.01       0.00        0.00      0.00   0.00   0.00
                   MIDR 06 02 12 E   SPL        335      164     376         0.50       5.0         5.1       15.5   7.8    26.6
 
     MIO62030
         MIDS 06 20 30 J; MIDS 06 20 30 K; MIDS 06 20 30 L
              538
                  T                             DETERIORATION FACTORS        0.00       0.00        0.21      0.00   0.00   0.00
                     MIDS 06 20 30 J EM         538      210     528         0.80       2.0         9.5       6.8    4.9    9.3
 
     MIDR 062030
         MIDR 06 20 30 B; MIDR 06 20 30 C
              538
                  T                             DETERIORATION FACTORS        0.00       0.03        0.00      1.60   0.14   1.96
                    MIDR 06 20 30 B  SPL        538      214     542         0.65       1.4         8.4        7.3    3.1   11.2
 
                                                DETERIORATION FACTORS        0.00       0.03        0.00      1.60   0.14   1.96
                   MIDR 06 20 30 C   SPL        538      204     488         0.77       1.6         5.6        9.9   5.1    16.4
 
  RENAULT
     DRE02.1DAW4
         J8S-232
              126
                  N                             DETERIORATION FACTORS        0.48       0.00        0.00      0.08   0.00   0.00
                     J8S-232         EM         126       57      88         1.20       4.2         3.6       2.5    6.2    6.2
 
 
 
 
  VOLVO TRUCK CORPORATION
     TD 120/730A
         TD 120 FA; TD 120 FB
              730
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            TD120FA  SPL        730      285     885         1.26       2.5         9.7      11.7    2.7   15.2
 
 
 
 
                                                DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            TD120FB  SPL        730      325     1000        1.07       2.2         9.5      18.4    3.5   39.0

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     TD 100/586A
         THD100EK
              586
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            THD100EK SPL        586      240     665         1.11       2.8         9.7       6.9    2.9   12.6
 
 
 
 
                                                DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            THD100EK SPL        586      240      665        0.94       2.2         8.9       6.1    8.2   11.6
 
     TD  70/409A
         TD70F; TD70FC
              409
                  T                             DETERIORATION FACTORS        0.00       0.39        0.15      0.00   0.00   0.00
                            TD70F    SPL        409      230     605         1.10       2.8         8.1       4.0    2.3    7.5
 
 
 
 
                                                DETERIORATION FACTORS        0.00       0.39        0.15      0.00   0.00   0.00
                            TD70FC   SPL        409      205      555        0.89       2.2         6.0      13.8    2.6   21.8
 
     TD  60/334A
         TD60B
              334
                  T                             DETERIORATION FACTORS        0.00       0.42        0.40      0.00   0.58   0.00
                            TD60B    SPL        334      174      382        1.08       2.0         9.3       4.8    2.3    7.0
 
  WHITE ENGINES, INC.
     LDT-465
         LDT-465-1C
              478
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00    .81   1.45
                         LDT-465-1C  EM         478      134     335         1.04       2.8         9.3       13.5  10.6    20.0
 
     DWE05.6EPA9
         DT 5.6
              339
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            DT 5.6   SPL        339      100     259         1.32       2.7         9.7       14.6   10.5   22.7

                                         1983 MODEL YEAR HEAVY-DUTY DIESEL
  ----------------------------------------------------------------------------------------------------------------------------
  MANUFACTURER                                                                           CERTIFICATION LEVELS
      FAMILY INFORMATION                                                ------------------------------------------------------
  -------------------------         TEST ENG INFORMATION                         EXHAUST EMISSIONS            SMOKE EMISSIONS
      FAMILY DESIGNATION    ------------------------------------------  ------------------------------------- ----------------
          MODELS COVERED                                                                          HYDROCARBONS
              DISPLMTS      TEST    EMISSION  ENGINE          MAXIMUM   HYDRO-      CARBON        +OXIDES OF
               ENGINE AIR   ENGINE  CONTROL   DISPL.   RATED  TORQUE    CARBONS     MONOXIDES     NITROGEN    ACCEL  LUG  PEAK
               ASPIRATION   MODEL   SYSTEM   (CI OR L) H.P.   (LB FT)   (GM/BHP-HR) (GM/BHP-HR)   (GM/BHP-HR)  (%)   (%)   (%)
  ----------------------------------------------------------------------------------------------------------------------------
 
     DWE05.6EAB9
         DT 5.6 HB
              339
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                         DT 5.6 HB   EM         339      105     259          .71       1.8         9.0       19.4    7.1   43.6
 
     DWE03.7E0A7
         DT 3.7HA
              226
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            DT 3.7HA  EM        226       70     180         1.48       2.4         9.3       13.5    6.5   23.6
 
     DWE03.7EEA6
         DT 3.7HN
              226
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            DT 3.7HN  EGR       226       71     177         0.71       2.4         5.9       16.4   10.0   33.1
 
     DWE0478EPA6
         D4800T
              478
                  T                             DETERIORATION FACTORS        0.06       0.36        0.30      1.00   0.81   1.45
                            D4800T    SPL       478      180     476         1.25       4.8         7.6       12.2   10.7   19.0
 

