ENGINE CODES
CHEVY II * NOVA
1970
Code Prefix
1970
Code Prefix
Std. tran
P/G, 250hp
T/D
T/H, 250hp
T/D
T/H, 300hp
P/G, Taxi & Police
M/T, 320hp
Std. tran
T/H, 320hp
T/H, Taxi & Police
Std. tran 375hp
Std. tran
T/H, 375hp, ALUM HEADS
T/H, Taxi & Police
HDC, 375hp
Std. tran
M/T, 330hp
Std. tran
HDC, 330hp
4 sp. tran
M/T,375hp ALUM HEADS
P/G
T/H, 350hp
T/H
M/T, 350hp
Std. tran 250hp
T/H, 375hp
Std. tran 300hp
HDC, 350hp
P/G, 300hp
1971
1971
Std. tran
T/H, 300hp
P/G, T/D
T/H
Std. tran
Std. tran
P/G
Std. tran,460hp
P/G, 250hp
T/H,460hp
M/T, 300hp
1972
1972
Std. tran, Taxi
E.E.C, T/H
Std. tran, E.E.C
M/T, E.E.C
Std. tran
P/G
P/G, T/D
Std. tran 165hp
P/G, Taxi
T/H, 165hp
P/G, A.I.R
T/H
Std. tran A.I.R
T/H
M/T 145hp
Std. tran, E.E.C
P/G
Std. tran
T/H
P/G
T/H,
A.I.R
P/G, E.E.C
T/H, A.I.R
T/H
M/T, A.I.R
M/T, E.E.C
T/H
1973
1973
P/G
M/T, 145hp
P/G, E.E.C
T/H, 175hp
M/T
M/T, 175hp
M/T, E.E.C
T/H, 145hp
M/T
M/T, E.E.C, 145hp
T/H
T/H, E.E.C, 145hp
E.E.C, T/H
T/H, E.E.C, 175hp
E.E.C, M/T
M/T, E.E.C, 175hp
1974
1974
M/T
M/T 185hp
T/H, E.E.C
4 bar carb, M/T
T/H
M/T, E.E.C 185hp
T/H, 185hp
M/T
4 bar carb, T/H, E.E.C
T/H
1975
1975
Location:
4 & 6 CYL- Righthand side of block, rear of distributor
8 CYL - Front pad on righthand side of block
Configuration:
A/C - Air conditioning
O/D - Overdrive
A/H - Aluminum heads
P/G - Powerglide
A/S - Air spension
P/S - Power steering
A.I.R. - Air Injection Reactor
P/V - Positive crankcase ventilation
A/T - Auto trans
E.E.C - Exhaust emission control
SHPE - Special high perf. eng
F/I - fuel injection
S.S. - Super Sport
H/D - Heavy duty
T/D - Torque drive
HDC - Heavy duty clutch
T/H - Turbo hydramatic
HPE - High performance engine
T/I - Transistor ignition
H/L - Hydraulic lifters
M/T - Manual trans
The engine code decoder reveals the engine displacement, plate location and configuration.