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ENGINE CODES

 
1970-75
 

CHEVY II * NOVA

 
1962 - 64
Code Prefix
1962 - 64
Code Prefix
4 Cyl
std tran
E 6-194
Taxi, P/G
HM
4 Cyl
std tran, HDC
EB 6-194
Taxi, P/V, M/T
HT
4 Cyl
P/G
EG 6-194
P/V, P/G
HU
4 Cyl
std tran, Taxi
EK 6-230
P/G
BT
4 Cyl
P/G, Taxi
EL 6-230
P/G, P/V
BU
4 Cyl
std tran, P/V
EP 6-230
M/T
LP
4 Cyl
P/G, P/V
EQ 6-230
M/T, P/V
LR
4 Cyl
std tran,HDC, P/V
ER 8-283
4 sp. tran
CF
4 Cyl
std tran, P/V
ES 8-283
4 sp. tran, A/C
CG
4 Cyl
P/G, P/V
ET 8-283
3 sp. tran
CH
6-194
M/T
H 8-283
3 sp. tran, A/C
CJ
6-194
M/T, HDC
HB 8-283
P/G
DE
6-194
P/G
HF 8-283
P/G, A/C
DF
6-194
Taxi, M/T
HL
1965 - 66
1965
4-153
Taxi
OG
8-283
4 Bar carb, A/C
PG 4-153
Taxi, P/G
OJ
8-283
4 Bar carb, A/C, P/G
PQ 6-194
Taxi
OQ
    6-194
Taxi, P/G
OT
    8-283
4 Bar carb
PE
    8-283
4 Bar carb, P/G
PO
1965 - 67
1965 - 67
6-194
M/T
OK 8-283
A/C
PF
6-194
HDC
OM 8-283
4 sp.tran
PL
6-194
P/G
OR 8-283
4 sp.tran, A/C
PM
6-230
P/G, A.I.R
PI 8-283
P/G
PN
6-230
M/T
PV 8-283
A/C, P/G
PP
6-230
P/G
PX 8-327
P/G
ZK
8-283
Std. trans
PD 8-327
P/G, A/C
ZM
1965 - 68
1966
4-153
M/T
OA 6-194
P/G, A.I.R
OS
4-153
HDC
OC 6-194
HDC, A.I.R
ZV
4-153
PG
OH 6-194
Taxi, A.I.R
ZW
  6-194
HDC, A.I.R
ZY
8-283
A/C, A.I.R
PG
8-283
4 sp.tran, A/C, A.I.R
PS
8-327
A.I.R, A/C
ZC
8-327
P/G, A/C
ZD
1966 - 67
8-327
A.I.R, SHPE, A/C
ZH
6-194
A.I.R, P/G
ZX
1967
6-230
A.I.R
PC 6-194
A.I.R
ZY
8-283
4 sp.tran, A.I.R
PQ 8-283
A.I.R
PE
6-283
A.I.R,P/G
PU 8-327
4 Bar carb
ZA
8-327
SHPE, A.I.R
ZG 8-327
A.I.R
ZB
8-327
SHPE
ZI 8-327
A/C
ZE
8-327
SHPE, A/C
ZJ    
1968
1968
6-230
M/T
BA 8-307
4 sp.tran
DB
6-230
A/C, HDC
BB 8-307
P/G
DE
6-230
HDC
BC 8-327
Std. tran
EA
6-230
A/C
BD 8-327
P/G
EE
6-230
P/G
BF 8-327
SHPE
EP
6-230
A/C, P/G
BH 8-327
Std. tran
MK
6-250
Std. tran, HDC
CM 8-327
SHPE
ML
6-250
A/C
CN 8-327
P/G
MM
6-250
P/G
CQ
1968 - 69
6-250
A/C, P/G
CR 8-307
Std. tran
DA
1969
1969
4-153
M/T
AA 8-307
T/H
DD
4-153
T/D
AB 8-307
4 sp. tran
DE
6-230
Std. tran
AM 8-350
M/T
HA
6-230
P/G, T/D
AN 8-350
T/H
HB
6-230
T/H
AO 8-350
2 Bar carb
HC
6-230
A/C
AP 8-350
2 Bar carb, T/H
HD
6-230
T/H, A/C
AR 8-350
P/G
HE
6-250
T/D, P/G
BB 8-350
2 Bar carb, P/G
HF
6-250
T/D, P/G, A/C
BC 8-396
HPE
JF
6-250
T/H
BD 8-396
SHPE
JH
6-250
M/T
BE 8-396
HPE, T/H
JI
6-250
A/C
BF 8-396
SHPE, T/H
JL
6-250
T/H, A/C
BH    
8-307
P/G
DC    

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

P/V - Positive crankcase

A.I.R. - Air Injection Reactor 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.