| YEAR | APPLICATION | CODE |
| AM GENERAL | ||
| 1984-1988 | 379 V8 diesel 4WD Military truck | MA |
| AVANTI | ||
| 1981-82 | 350 V8 | FV |
| BUICK | ||
| 1964 | 300 V8 LeSabre | BU |
| 401 V8 column shift | BJ | |
| 401 V8 console shift | BK | |
| 425 V8 column shift | BL | |
| 425 V8 one carb console shift | BN | |
| 425 V8 two carb column shift | BP | |
| 425 V8 two carb console shift | BQ | |
| 1965 | 300 V8 LeSabre | BU |
| 401 V8 3.07 axle | BJ | |
| 401 V8 Riviera (3.23 axle) | BR | |
| 425 V8 4bbl. carb 3.07 axle | BN | |
| 425 V8 3.23 axle | BT | |
| 425 V8 two carb 3.07 axle | BO | |
| 425 V8 two carb Riviera (3.42 axle) | BS | |
| 1966 | 340 V8 LeSabre | BU |
| 401 V8 | BR | |
| 425 V8 Grand Sport & Riviera | BS | |
| 425 V8 all others | BT | |
| 1967 | 340 V8 LeSabre 400 | BU |
| 400 V8 GS400 | BA | |
| 430 V8 Wildcat, Electra & Riviera | BT | |
| 430 V8 Sport Wagon 400 | BW | |
| 1968 | 350 V8 LeSabre | BU |
| 400 V8 Sportwagon | BW | |
| 400 V8 GS 400 | BA | |
| 430 V8 Wildcat, Electra & Riviera | BT | |
| 1969 | 350 V8 LeSabre | BU |
| 400 V8 Sportwagon | AW | |
| 400 V8 GS 400 | BA, BB | |
| 430 Wildcat & Electra | BC | |
| 430 Riviera | BT | |
| 1970 | 455 GS | BA |
| 455 GS Stage 1 | BB | |
| 455 Riviera | BT | |
| 455 all others | BC | |
| 1971 | 455 GS | BS |
| 455 GS Stage 1 | BB, OW | |
| 455 Riviera | BT | |
| 455 all others | BC | |
| 1972 | 455 GS | BS |
| 455 GS Stage 1 | BB | |
| 455 Centurion high performance | BU | |
| 455 Riviera GS other models with performance rears | BT | |
| 455 all others | BK,BC | |
| 1973 | 455 Century & Regal | BS |
| 455 Century & Regal Stage 1 Ram Air | BB | |
| All high performance | BT | |
| All others | BC | |
| 1974 | 455 Century & Regal | BS |
| 455 Century & Regal Stage 1 Ram Air | BB | |
| All high performance | BT | |
| All others | BC | |
| 1975 | 350 Lesabre (Turbo 375) | BK |
| 400 | OC | |
| 455 | BC,BT | |
| 1976 | 350 Lesabre (Turbo 375) | BK |
| 455 | BC | |
| 455 | BT | |
| 1977 | 350 Century wagon | BC,BB |
| 350 | OB | |
| 403 | OC | |
| 1978 | 350 Electra & Riviera | OD |
| 350 Electra & Riviera | OB | |
| 400 | BC | |
| 403 | OD | |
| 1979 | 350 Electra (Buick engine) | BB |
| 350 Electra (Olds engine) | OB | |
| 403 Electra | OC,OD | |
| 1980 | 350 Electra (Buick engine) | BB |
| 350 Electra (Olds engine) | OB | |
| 1981 | 350 Electra (Buick engine) | BB |
| CHEVROLET CARS | ||
| 1971 | 350 V8 Corvette & Camaro | CK |
| 396 V8 Camaro | CY | |
| 400 V8 Chevrolet | CA | |
| 400 V8 Chevelle & Monte Carlo | CD | |
| 454 V8 Chevrolet | C8 | |
| 454 V8 Chevelle & Monte Carlo | OF | |
| 454 V8 Corvette | CS | |
| 454 V8 Chevelle & Corvette Hi. Perf. | CY | |
| 1972 | 350 V8, 400 V8 Chevrolet | CA |
| 350 V8 400 V8 Chevrolet Wagon (375) | C6 | |
| 396 V8 Camaro | CY | |
| 400 V8 Camaro & Corvette | CK | |
| 402 V8 4bbl. carb. Chevelle & Monte Carlo | CD | |
| 454 V8 Chevelle & Monte Carlo | OF | |
| 454 V8 Chevrolet | OR | |
| 454 V8 Corvette | CS | |
| 454 V8 Chevelle & Corvette | CY | |
| 1973 | 350 V8 2bbl. carb. Chevelle & Monte Carlo | CF |
| 350 V8 400 V8 Chevrolet Wagon (375) | CA | |
| 350 V8 4bbl, carb. Corvette | CX, Cz | |
| 350 V8 190 hp Corvette | CK | |
| 350 V8 250 hp Corvette & 245 hp Camaro Z/28 | CY | |
| 400 V8 2bbl. carb. Chevelle | CG | |
| 454 V8 Chevrolet | OR | |
| 454 V8 Corvette | CS | |
| 1974 | 350 V8 190 hp Corvette | CK |
| 350 V8 250 hp Corvette | Cz | |
| 350 V8 Camaro | CY | |
| 350 V8 400 V8 Chevrolet (375) | CA | |
| 400 V8 2bbl. carb. Chevrolet Wagon (375) | CB | |
| 400 V8 Chevrolet | CG | |
| 454 V8 Chevrolet | OR | |
| 454 V8 Malibu & Monte Carlo | OF | |
| 454 V8 Corvette | CS | |
| 1975 | 350 V8 Police | CR |
| 350 V8 Corvette exc. Sp. Hi. PerL | CK | |
| 350 V8 Corvette Sp. Hi. Perf. | CZ | |
| 400 V8 Chevrolet with 2,56,2.73 axle exc. Calif. (375) | CB | |
| 400 V8 Chevrolet with 3.08,3.42 axle exc. Calif. (375) | CA | |
| 454 V8 Chevelle & Monte Carlo | CD, OF | |
| 454 V8 Chevrolet | OR | |
| Malibu (Mexico) | cc | |
| 1976 | 350 V8 Corvette | CZ |
| 350 V8 400 V8 Chevrolet | CG | |
| 400 V8 Chevrolet (375) | CA | |
| 454 V8 Chevrolet | OR | |
| Malibu (Mexico) | cc | |
| 1977 350 V8 Corvette | CB | |
| CHEVROLET/GMC TRUCK | ||
| 1966 | All | CT |
| 1967 | Series 10, 20 | CT |
| Series 30 | CP | |
| 1968 | Series 10, 20 | CJ |
| Series 30 | CP | |
| Exc.above | CT | |
| 1969 | 396 V8 Series 10, 20 | CJ |
| Series 30 | CP | |
| Exc.above | CT, CX | |
| 1970 | 396 V8 Series 10, 20 | CJ |
| Series 30, mobile home chassis | CM | |
| 1971-1972 | 396 V8 Series 10, 20,30 | CJ |
| Series 30, mobile home chassis | CM | |
| GMC school bus | GT | |
| 1973 | 454 V8 Series 10, 20, 30 | CJ |
| Series 30, mobile home chassis | Cm | |
| Mobile home chassis (14,000 GVW) (475) | CL | |
| GMC school bus | GT | |
| 1974-1976 | 350 rental truck | CT |
| 454 V8 Series 10, 20 | CP | |
| 454 V8 Series 30 | CJ | |
| Series 30, mobile home chassis | CM | |
| Mobile home chassis (14,000 GVW) (475) | CL | |
| GMC school bus (475) | GT | |
| 1977 | 292 L6 4WD | CW, CF |
| 350 V8 rental truck | CT | |
| 350 V8 400 V8 4WD | CV, CG | |
| 454 V8 Series 10, 20 | CH, CP | |
| 454 V8 Series 30 | CC,CJ | |
| 454 V8 Super Goose (475) | CS | |
| Series 30, mobile home chassis | CA, CM | |
| Mobile home chassis (14,000 GVW) | CQ | |
| Mobile home chassis (14,000 GVW) (475) | CL | |
| GMC school bus (475) | GT | |
| 1978 | 250 L6 Series 10, 20 | cc |
| 292 L6 4WD | CF | |
| 350 V8 Series 10, 20 | CK | |
| 350 V8 4WD | CA | |
| 350 V8 rental truck | CT | |
| 400 V8 4WD | CG | |
| 454 V8 Series 10, 20 | CP | |
| 454 V8 Series 30 | CJ | |
| 454 V8 Super Goose | CD | |
| Series 20, 30, mobile home chassis | CM | |
| Mobile home chassis (14,000 GVW) (475) | CL | |
| 1979 | 250 L6 Series 10, 20 | Cz |
| 292 L6 4WD | CF | |
| 350 V8 Series 20 | CQ | |
| 350 V8 4WD | CH | |
| 350 V8 rental truck | CT | |
| 350 V8 diesel pickup | CK | |
| 400 V8 4WD | CG | |
| 454 V8 Series 10, 20 | CP | |
| 454 V8 Series 30 | CJ | |
| 454 V8 Super Goose (475) | CD | |
| Series 10 | CW | |
| Series 20, 30, mobile home chassis | CM | |
| Mobile home chassis (14,000 GVW) (475) | CL | |
| 1980 | 292 L6 4WD | CF |
| 292 L6, 350 V8 Series 20 | CQ | |
| 350 V8 4WD | CH | |
| 350 V8 4WD (Canada) | Co | |
| 350 V8 rental truck | CT | |
| 400 V8 4WD | CG | |
| 454 V8 Series 10, 20 | CP | |
| 454 V8 Series 30 | CJ | |
| 454 V8 Super Goose (475) | CD | |
| Series 30 (Canada) | CR | |
| Series 30, mobile home chassis | CM | |
| Mobile home chassis (14,000 GVW) (475) | CL | |
| 1981 | 292 L6 4WD | FF, FY |
| 292 L6 350 V8 Series 20 | FQ | |
| 350 V8 4WD | FH, FW | |
| 350 V8 4WD (Canada) | FO | |
| 350 V8 Series C, P | FA | |
| 350 V8 rental truck | FT | |
| 454 V8 4WD | FN | |
| 454 V8 Series 10, 20 | FP | |
| 454 V8 Series 30 | FJ | |
| 454 V8 Series C, P | FB | |
| Series 30 | FM | |
| Series 30 (Canada) | FR | |
| Mobile home chassis (14,000 GVW) (475) | FL | |
| 1982 | 292 L6 4WD KSeries (205 transfer case) | FC |
| 292 L6 4WD KSeries (208 transfer case) | FE | |
| 350 V8 4WD KSeries (205 transfer case) | FH, FZ | |
| 350 V8 4WD KSeries (208 transfer case) | FW | |
| 350 V8 Series 20 | FQ | |
| 350 V8 Series C, P | FA | |
| 350 V8 rental truck | FT | |
| 350 V8 Series 30 | FM | |
| 379 V8 diesel Series C, P | FD | |
| 379 V8 diesel 4WD KSeries (205 transfer case) | FY | |
| 379 V8 diesel 4WD KSeries (208 transfer case) | FF | |
| 379 V8 diesel motor home, school bus | FX | |
| 379 V8 diesel Series C, P (475) | FS | |
| PONTIAC | ||
| 1965-66 | 389 V8 | PB |
| 389 V8 EXPORT | PE | |
| 421 2+2 | PC | |
| 421 HO TRIPOWER | PA | |
| HEAVY DUTY | PH | |
| 1966 | 389 4 BBL | PG |
| 1967 | 400 2BBL | PB |
| 400 4BBL | PD | |
| 400 4BBL | PG | |
| 400 HEAVY DUTY | PH | |
| 400 2BBL GTO | PT | |
| 400 4BBL GTO | PS,PX | |
| 400 FIREBIRD RAM AIR | PQ | |
| 428 | PC | |
| 1968 | 400 2BBL | PB |
| 400 2BBL GTO | PT | |
| 400 4BBL | PD | |
| 400 V8 4bbl. carb. Grand Prix | PG | |
| 400 V8 Ram Air GTO & Firebird | PQ | |
| 400 V8 4bbl. carb. GTO & Firebird exc. air cond. | PX | |
| 400 V8 HO GTO & Firebird exc. air cond, | PX | |
| 400 V8 4bbl. carb. GTO & Firebird with air cond. | PY | |
| 400 V8 HQ GTO & Firebird with air cond. | PY | |
| 400 V8 & 428 V8 HD | PH | |
| 428 V8 single exh, | PA | |
| 428 V8 4bbl. carb. | PC | |
| 428 V8 HO | PC | |
| 1969 | 350 V8 2bbl. carb. Tempest & Firebird | PV |
| 350 V8 HO Tempest & Firebird | PS | |
| 400 V8 2bbl, carb. | PB | |
| 400 V8 2bbl, carb. GTO & Grand Prix | PT | |
| 400 V8 4bbl. carb. Grand Prix | PW | |
| 400 V8 4bbl. carb. GTO & Firebird | PX,PZ | |
| 400 V8 Ram Air GTO & Firebird | PQ | |
| 428 V8 HO | PC | |
| 428 V8 Bonneville | PA | |
| 428 V8 Bonneville Police | PH | |
| 428 V8 HO Grand Prix | PR | |
| 1970 | 400 V8 Pontiac | PB |
| 400 V8 GTO | Py | |
| 400 V8 Ram Air GTO | PID | |
| 400 V8 Tempest & Grand Prix | PT | |
| 400 V8 4bbl. carb, Grand Prix | PW | |
| 400 V8 2bbl. carb. Firebird | PF | |
| 400 V8 Sports option | PX | |
| 400 V8 Ram Air, HO | PQ | |
| 455 V8 exc, HO Pontiac | PA | |
| 455 V8 HO Pontiac | PC | |
| 455 V8 HD, Police Pontiac | PH | |
| 455 V8 HO Tempest & Grand Prix | PR | |
| 1971 | 400 V8 Pontiac | PB |
| 400 V8 Pontiac | PD | |
| 400 V8 2bbl. carb. Police & HD | PH | |
| 400 V8 2bbl. carb. LeMans, GTO & Firebird | PT | |
| 400 V8 4bbl. carb.LeMans, GTO, Firebird & Grand Prix | PX | |
| 400 V8 4bbl. carb. LeMans, GTO & Firebird | Py | |
| 455 V8 Pontiac | PA | |
| 455 V8 Pontiac | PF | |
| 455 V8 HO LeMans, GTO, Firebird | PQ | |
| 455 V8 4bbl, carb, with dual exh. Pontiac | PC | |
| 455 V8 4bbl. carb. Police & HD | PH | |
| 455 V8 4bbl. carb. LeMans, GTO & Firebird | PR | |
| 455 V8 4bbl, carb. LeMans, GTO, Firebird & Grand Prix | PW | |
| 1972 | 350 V8 Pontiac (375) | PF |
| 400 V8 wagon | PA | |
| 400 V8 2bbl. carb, Pontiac (375) | PD | |
| 400 V8 2bbl. carb. LeMans & Firebird | PT | |
| 400 V8 4bbl. carb. Pontiac | PB | |
| 400 V8 4bbl. carb. LeMans & Firebird | PG | |
| 400 V8 4‑bbt, carb‑ Grand Prix | PX | |
| 400 V8 & 455 V8 Police & HD Pontiac | PH | |
| 455 V8 2bbl. carb, Pontiac | PA | |
| 455 V8 Pontiac | PC | |
| 455 V8 4bbl. carb. LeMans & Grand Prix | PR | |
| 455 V8 HO LeMans, Firebird | PQ | |
| 1973 | 350 V8 2bbl. carb. Pontiac (375) | PF |
| 400 V8 2bbl. carb. Pontiac wagon | PA | |
| 400 V8 2bbl. carb. exc, Pontiac wagon (375) | PD | |
| 400 V8 2bbl. carb. Firebird, LeMans & Grand Am | PT | |
| 400 V8 4bbl. carb. Grand Prix | PX | |
| 400 V8 4bbl. carb. Pontiac OR Trailer Tow | PA | |
| 400 V8 4bbl. carb. Pontiac | PB | |
| 400 V8 4bbl, carb. Firebird, LeMans & Grand Am | PG | |
| 455 V8 HO Firebird, LeMans & Grand Am | PQ | |
| 455 V8 4bbl, carb, Pontiac | PC | |
| 455 V8 4bbl. carb. Police or Trailer Tow | PH | |
| 455 V8 4bbl. carb. LeMans, Grand Am & Grand Prix | PR | |
| 455 V8 Firebird | PZ | |
| 1974 | 350 V8 2bbl. (Pontiac, Calif,) (375) | PF |
| 400 V8 2bbl. carb. station wagon | PA | |
| 400 V8 2bbl. carb. Pontiac exc. Calif. (375) | PD | |
| 400 V8 2bbl. carb. LeMans & Firebird, exc. Calif. | PT | |
| 400 V8 2bbl. carb. LeMans & Firebird, Calif. | PL | |
| 400 V8 4bbl. carb, Police & HD | PA | |
| 400 V8 4bbl. carb. Pontiac | PB | |
| 400 V8 4bbl. carb. LeMans & Firebird, exc. Calif. | PG | |
| 400 V8 4bbl. carb. Grand Prix | PX | |
| 400 V8 4bbl. carb. LeMans & Firebird, Calif. | PW | |
| 455 V8 SD Firebird | PA | |
| 455 V8 4bbl. carb. Pontiac | PC | |
| 455 V8 4bbl. carb, Police | PH | |
| 455 V8 4bbl. carb. LeMans & Grand Prix | PR | |
| 455 V8 4bbl. carb. Firebird | PZ | |
| 1975 | 400 V8 2bbl. carb. Pontiac (375) | PD |
| 400 V8 2bbl. carb. LeMans & Grand Prix | PT | |
| 400 V8 2bbl. carb. Pontiac exc, Calif. | PB | |
| 400 V8 4bbl. carb. Pontiac, Calif. | PF | |
| 400 V8 4bbl. carb. LeMans & Grand Prix exc. Calif. | PX | |
| 400 V8 4bbl, carb. LeMans & Grand Prix, Calif. | PG | |
| 400 V8 Pontiac, Calif. | PA | |
| 455 V8 Pontiac exe. Calif. | PC | |
| 455 V8 LeMans & Grand Prix exc. Calif, | PR | |
| 455 V8 LeMans & Grand Prix Calif. | PL | |
| 1976 | 350 V8 Pontiac (375) | PF |
| 350 V8 Grand Prix | PS,PG | |
| 400 V8 2bbl. carb. LeMans & Grand Prix | PT | |
| 400 V8 2bbl. carb. Pontiac (375) | PD | |
| 400 V8 4‑bb]. carb. LeMans & Grand Prix | PX | |
| 400 V8 4bbl. carb. Pontiac | PB | |
| 400 V8 LeMans Police | P0 | |
| 400 V8 Pontiac Police | PA | |
| 455 V8 LeMans & Grand Prix exc. Trailer option | PR | |
| 455 V8 LeMans‑ Trailer option | PL | |
| 455 V8 Pontiac exc. Trailer option | PC | |
| 455 V8 Pontiac Police or Trailer option | PH | |
| 1977 | 301 V8 LeMans & Grand Prix | PA |
| 350 V8 4bbl. carb. LeMans Station Wagon | OB | |
| 350 V8 Grand Prix | PB | |
| 400 V8 LeMans | PG | |
| 400 V8 LeMans & Grand Prix Police & Trailer | PD | |
| 400 V8 LeMans Station Wagon exc. Trailer | PC | |
| 400 V8 Grand Prix exc, Trailer | PC | |
| 403 V8 LeMans Station Wagon exc. Trailer | 0C | |
| REVCON MOTOR HOME | ||
| 1979-1988 | All (475) | RV |
| ROLLS ROYCE | ||
| 1966-1972 | V8 | RR |
| 1973-1975 | V8 | RR |
| 1973-1975 | V8 | RS |
| 1976-77 | V8 | RR |
| 1976-77 | V8 | RS |
| 1976-77 | V8 CALIFORNIA | RC |
| 1978-80 | RR | |
| 1978-80 | RS | |
| 1981 | V8 CARBURETED | RR |
| 1981 | V8 (EFI) | RC |
| 1982-85 | 6.8 LITER V8 EFI 3.08 AXLE | RC |
| 1982-85 | 6.8 LITER V8 3.08 AXLE | RR |
| 1982-85 | 6.8 LITER V8 2.69 AXLE | RT |
| 1986 | 6.8 LITER V8 EFI | RB |
| 1986 | 6.8 LITER V8 CARBURETED | RS,RW |
| 1987-88 | 6.75 LITER V8 EUROPE 2.69 AXLE | RH |
| 1987-88 | 6.75 LITER V8 TURBO 2.28 AXLE | RJ |
| 1987-88 | 6.75 LITER V8 LSA | RN |
| VOLVO TRUCK | ||
| 1977-79 | 6 & 7 ton (475) | ET |
| 1980-81 | 6 & 7 ton (475) | ET,EV |
| 1982-88 | 3.6 LITER L6 DIESEL (475) | EV |