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ENGINE CODES

 
 

CHEVELLE * MONTE CARLO

1964
Code Prefix
1964
Code Prefix
6-194
Std. trans
G 6-230
P/G
BL
6-194
HDC
GB 6-230
P/G, P/V, A/C
BP
6-194
Std. trans, P/V
GF 6-230
3 sp. tran, A/C
LL
6-194
HDC, P/V
GG 6-230
3 sp. tran, P/V
LM
6-194
Std. trans
GH 8-283
3 sp. tran
J
6-194
Std. trans, P/V
GJ 8-283
4 sp. tran
JA
6-194
Std. trans, A/C
GK 8-283
P/G
JD
6-194
HDC, A/C
GL 8-283
4 Bar carb, P/G
JG
6-194
Std. trans, A/C, P/V
GM 8-283
4 Bar carb
JH
6-194
HDC, A/C
GN 8-327
Std. tran
JQ
6-194
P/G
K 8-327
Std. tran, HPE
JR
6-194
P/G, P/V
KB 8-327
Std. tran, SHPE
JS
6-194
P/G
KC 8-327
Std. tran, T/I
JT
6-194
P/G, P/V
KD 8-327
P/G
SR
6-194
P/G, A/C
KH 8-327
P/G, HPE
SS
6-194
P/G, A/C, P/V
KJ    
       
1964-66
1965-66
6-230
P/G, P/V, A/C
BN 6-194
Std. trans
AA
    6-194
HDC
AC
1965-66
6-194
A/C
AG
6-194
P/G, Taxi
AN 6-194
A/C, HDC
AH
6-194
A/C, P/G
AR 6-194
Taxi
AK
6-230
P/G, P/V
BN 6-194
P/G
AL
6-230
A/C, M/T
CB    
8-283
P/G
DF    
       
1965-67
1966
6-230
M/T
CA 6-194
A.I.R
AS
6-230
P/G
CC 6-194
A.I.R, A/C
AT
6-230
A/C, P/G
CD 6-194
A.I.R, A/C, HDC
AU
8-283
3 sp tran
DA 6-194
A.I.R, Taxi
AV
8-283
4 sp tran
DB 6-194
A.I.R, HDC
AW
    6-194
P/G, A.I.R
AX
1966-67
6-194
A.I.R, A/C, P/G
AY
6-230
A.I.R, P/G
BL 6-194
A.I.R, P/G, Taxi
AZ
6-230
A.I.R, A/C, P/G
BM 8-327
HPE
EB
6-230
A.I.R, A/C
BO 8-327
SHPE
EC
8-283
A.I.R
DI 8-396
T/I
ED
8-283
A.I.R, P/G
DJ 8-396
P/G, HPE
EF
8-283
4 sp tran, A.I.R
DK 8-396
A.I.R, HPE
EJ
8-396
A.I.R
EH 8-396
A.I.R, HPE, P/G
EN
8-396
A.I.R, P/G
EM    
       
1966-68
1967
8-327
M/T
EA 6-230
A.I.R
BN
8-327
P/G
EE 6-230
A/C
CB
8-396
SHPE
EG 6-250
A.I.R
CO
8-396
P/G
EK 6-250
A.I.R, A/C
CP
8-396
HPE, P/G
EL 6-250
A.I.R, P/G
CS
    6-250
A.I.R, A/C, P/G
CT
1967-68
8-283
HDC
DN
6-230
A/C, HDC
BB 8-327
4 Bar carb
EA
6-230
HDC
BC 8-327
A.I.R
EB
6-250
3 sp tran
CM 8-327
A.I.R, P/G
EC
6-250
A/C
CN 8-327
HDC
EQ
6-250
P/G
CQ 8-327
A.I.R, SHPE
ER
6-250
A/C, P/G
CR 8-396
M/T, P/G
ED
8-327
SHPE
EP    
8-327
HDC, SHPE
ES    
       
1968
1969
6-230
M/T
BA 6-230
T/H
AD
6-230
A/C
BD 6-230
M/T
AM
6-230
P/G
BF 6-230
T/D, P/G
AN
6-230
A/C, P/G
BH 6-230
A/C
AP
8-307
M/T
DA 6-230
A/C, T/D, P/G
AQ
8-307
4 sp. tran
DB 6-230
A/C, T/H
AR
8-307
P/G
DE 6-250
T/D, P/G
BB
8-307
HDC
DN 6-250
A/C, T/D, P/G
BC
8-327
4 Bar carb
EH 6-250
T/H
BD
8-327
4 Bar carb, P/G
EI 6-250
M/T
BE
8-327
4 Bar carb, HDC
EJ 6-250
A/C
BF
8-327
HDC
EO 6-250
A/C, T/H
BH
8-396
M/T
ED 8-307
M/T
DA
8-396
HPE
EF 8-307
P/G
DC
8-396
T/H
ET 8-307
T/H
DD
8-396
T/H, HPE
EU 8-307
4 sp. tran
DE
    8-350
M/T
HA
  8-350
T/H
HB
8-350
2 Bar carb
HC
8-350
2 Bar carb, T/H
HD
8-350
P/G
HE
8-350
2 Bar carb, P/G
HF
8-396
M/T
JA
8-396
HPE
JC
8-396
SHPE
JD
8-396
HPE, T/H
JE
8-396
T/H
JK
   
   

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

H/L - Hydraulic lifters

T/I - Transistor ignition

M/T - Manual trans

 
The engine code decoder reveals the engine displacement, plate location and configuration.