Abbreviations: 3S = 3-Speed Manual Transmission only, 4S = 4-Speed Manual Transmission only, A.I.R. = Air Injection Reactor, AS = Air Suspension, AT = Automatic Transmission (specific type uncertain), HLC = High Lift Camshaft, HP = High Performance, FI = Fuel Injection, HDC = Heavy Duty Clutch, MT = Manual Transmission, SHP = Special High Performance, TBI = Throttle Body Injection, TG = Turboglide Transmission, TH = TurboHydramatic Transmission (specific type uncertain),TH350 = Turbo Hydramatic 350 Transmission, TH400 = Turbo Hydramatic 400 Transmission, TPI = Tuned Port Injection, LC = Low Compression, NB2 = CA vehicles with A.I.R. and longer valve overlap camshaft, P/S = Power Steering, T/A = Trans Am, YF5 = CA vehicles with A.I.R. and longer valve overlap camshaft, Z28 = Camaro Z28 only.
GM body platform letters A (Chevelle), B (Passenger), F (Camaro/Firebird), G (Malibu/Monte Carlo), X (Nova) = GM body platforms and are used instead of Passenger, Chevelle, etc. Police and Taxi imply passenger car unless otherwise noted. A body platform includes Chevelle and Monte Carlo unless otherwise noted.
(n/a or blank = information not available) - [ Return to Engine Codes Index ]
Code | Year | CID | HP | Trans | Platform/Comments |
IA | 1969 | 350 | 255 | TH400 | B |
IB | 1969 | 350 | 300 | TH400 | B, right hand drive |
IL | 1969 | 350 | 255 | MT | B, police |
IM | 1969 | 350 | 255 | PG | B, police |
IN | 1969 | 350 | 250 | TH | B, police |
IP | 1969 | 350 | 255 | TH400 | B, police/taxi |
IQ | 1969 | 350 | 300 | MT | B, police |
IR | 1969 | 350 | 300 | MT | B, police |
IS | 1969 | 350 | 300 | PG | B, police |
IT | 1969 | 350 | 300 | TH350 | B, police |
IV | 1969 | 350 | 300 | TH400 | B, police |
IW | 1969 | 350 | 255 | MT | B, police |
IX | 1969 | 350 | 255 | PG | B, police |
IY | 1969 | 350 | 255 | TH350 | B, police |
IZ | 1969 | 350 | 255 | TH400 | B, police |
J | 1964 | 283 | 195 | MT | A, 3-speed |
JA | 1964 | 283 | 195 | MT | A, 4-speed |
JD | 1964 | 283 | 195 | PG | A |
JG | 1964 | 283 | 220 | PG | A |
JH | 1964 | 283 | 220 | MT | A |
JQ | 1964 | 327 | 250 | MT | A |
JR | 1964 | 327 | 300 | MT | A, HP |
JS | 1964 | 327 | 365 | MT | A, SHP (unknown if actually installed) |
JT | 1964 | 327 | 250 | MT | A, TI (no K66 transistor ignition systems were reportedly sold in 1964 Chevelles) |
KE | 1967 | 327 | 275 | MT | B, HDC |
KH | 1966 | 327 | 350 | MT | Corvette, A/C, A.I.R., HLC, P/S |
KL | 1967 | 327 | 275 | TH | B |
KM | 1967 | 327 | 275 | TH | B, A.I.R. |
MA | 1967-8 | 327 | 210 | MT | F |
MB | 1967 | 327 | 210 | MT | F, A.I.R. |
MD | 1967 | 283 | 195 | MT | F (72 built for export) |
ME | 1967-68 | 327 | 210 | PG | F |
MF | 1967 | 327 | 210 | PG | F, A.I.R. |
MJ | 1967 | 283 | 195 | PG | F (121 built for export) |
MK | 1967 | 327 | 275 | MT | F |
MK | 1968 | 327 | 275 | MT | X |
ML | 1967 | 327 | 275 | MT | F, A.I.R. |
ML | 1968 | 327 | 325 | MT | X, SHP |
MM | 1967 | 327 | 275 | PG | F |
MM | 1968 | 327 | 275 | PG | X |
MN | 1967 | 327 | 275 | PG | F, A.I.R. |
MO | 1967 | 302 | 290 | MT | Z28, HP |
MP | 1967 | 302 | 290 | MT | Z28, A.I.R. |
MS | 1967 | 350 | 295 | MT | F |
MS | 1968 | 350 | 295 | MT | F, X |
MT | 1967 | 350 | 295 | MT | F, A.I.R. |
MU | 1967 | 350 | 295 | PG | F, X |
MV | 1967 | 350 | 295 | PG | F, A.I.R. |
PB | 1965-66 | 283 | 220 | PG | X. A/C |
PD | 1965-66 | 283 | 195 | MT | X |
PD | 1967 | 283 | 195 | 3S | |
PE | 1965-66 | 283 | 220 | MT | X |
PE | 1967 | 283 | 195 | MT | X, A.I.R. |
PF | 1965-66 | 283 | 195 | MT | X, A/C |
PF | 1967 | 283 | 195 | MT | X, A/C |
PG | 1965-66 | 283 | 220 | MT | X, A/C |
PK | 1965-66 | 283 | 220 | PG | X |
PL | 1965-66 | 283 | 195 | MT | X |
PL | 1967 | 283 | 195 | MT | X, 4-speed |
PM | 1965-66 | 283 | 195 | MT | X, A/C |
PM | 1967 | 283 | 195 | MT | X, 4-speed, A/C |
PN | 1965-66 | 283 | 195 | PG | X |
PN | 1967 | 283 | 195 | PG | X |
PO | 1966 | 283 | 195 | PG | X, A.I.R., A/C |
PP | 1965-66 | 283 | 195 | PG | X, A/C |
PP | 1967 | 283 | 195 | PG | X, A/C |
PQ | 1966-67 | 283 | 195 | MT | X, 4-speed, A.I.R. |
PS | 1966 | 283 | 195 | MT | X, A.I.R., A/C |
PU | 1966-67 | 283 | 195 | PG | X, A.I.R. |
QA | 1966 | 283 | 220 | MT | X |
QB | 1966 | 283 | 220 | MT | X, A/C |
QC | 1966 | 283 | 220 | MT | X, A.I.R. |
QD | 1966 | 283 | 220 | PG | X, A.I.R. |
QE | 1966 | 283 | 220 | PG | X, A/C, A.I.R |
QF | 1966 | 283 | 220 | MT | X, A/C, A.I.R. |
R | 1962-64 | 327 | 250 | MT | B |
RA | 1962-63 | 327 | 250 | MT | B, A/C |
RB | 1962-64 | 327 | 300 | MT | B |
RC | 1962-64 | 327 | 250 | MT | Corvette |
RD | 1962-64 | 327 | 300 | MT | Corvette |
RE | 1962-63 | 327 | 340 | MT | Corvette, HLC |
RE | 1964 | 327 | 365 | MT | Corvette, SHP |
RF | 1962-63 | 327 | 360 | MT | Corvette, FI |
RF | 1964 | 327 | 375 | MT | Corvette, FI |
RG | 1962-63 | 327 | 250 | MT | X |
RH | 1963 | 327 | 250 | MT | X, HDC |
RK | 1963 | 327 | 300 | MT | B, A/C |
RL | 1963 | 327 | 230 | B, COPO, LC | |
RP | 1964 | 327 | 250 | MT | Corvette, A/C |
RQ | 1964 | 327 | 300 | MT | Corvette, A/C |
RR | 1964 | 327 | 365 | MT | Corvette, A/C |
RS | 1964 | 327 | 230 | B, COPO, LC | |
RT | 1964 | 327 | 365 | MT | Corvette, TI |
RU | 1964 | 327 | 365 | MT | Corvette, A/C, TI |
RX | 1964 | 327 | 375 | MT | Corvette, FI, TI |
S | 1962-64 | 327 | 250 | PG | B |
SA | 1962-63 | 327 | 250 | PG | B, A/C |
SB | 1962-64 | 327 | 300 | PG | B |
SC | 1962-64 | 327 | 250 | PG | Corvette |
SD | 1962-64 | 327 | 350 | PG | Corvette |
SE | 1962-64 | 327 | 250 | PG | X |
SF | 1962-64 | 327 | 250 | PG | X, A/C |
SG | 1963 | 327 | 300 | PG | B, A/C |
SK | 1964 | 327 | 250 | PG | Corvette, A/C |
SL | 1964 | 327 | 300 | PG | Corvette, A/C |
SR | 1964 | 327 | 250 | PG | A |
SS | 1964 | 327 | 300 | PG | A |
ZA | 1965 | 327 | 250 | MT | X |
ZA | 1966-67 | 327 | 275 | MT | X |
ZB | 1965 | 237 | 300 | MT | X, HP |
ZB | 1966-67 | 327 | 275 | MT | X, A.I.R. |
ZC | 1966 | 327 | 275 | X, A/C, A.I.R. | |
ZD | 1966-67 | 327 | 275 | PG | X, A.I.R. |
ZE | 1965 | 327 | 250 | MT | X, A/C |
ZE | 1966-67 | 327 | 275 | MT | X, A/C |
ZF | 1965 | 327 | 300 | MT | X, HP |
ZF | 1966 | 327 | 275 | PG | X, A/C, A.I.R. |
ZG | 1966-67 | 327 | 350 | X, A.I.R., SHP | |
ZH | 1966 | 327 | 350 | X, A/C, A.I.R., SHP | |
ZI | 1966-67 | 327 | 350 | MT | X, SHP |
ZJ | 1966-67 | 327 | 350 | MT | X, A/C, SHP |
ZK | 195-65 | 327 | 250 | PG | X |
ZK | 1966-67 | 327 | 275 | PG | X |
ZL | 1965 | 327 | 300 | PG | X, HP |
ZM | 1965 | 327 | 250 | PG | X, A/C |
ZM | 1966-67 | 327 | 275 | PG | X, A/C |
ZN | 1965 | 327 | 300 | PG | X, A/C, HP |