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ENGINE CODES

 
1962-69

CHEVROLET

 
1970
Code Prefix
1970
Code Prefix
6 Cyl.
P/G, Taxi & Police
CCM 8-350
Police, P/G, Taxi & 300hp
CNS
6 Cyl.
3 sp. tran
CCG 8-350
PoliceT/H, 300hp
CNT
6 Cyl.
3 sp. tran
CCH 8-350
P/G, 250hp
CNU
6 Cyl.
T/H, Taxi & Police
CCK 8-350
T/H, 250hp
CNV
6 Cyl.
3 sp. tran
CCZ 8-350
Taxi & Police, P/G, 250hp
CNW
6 Cyl.
3 sp. tran, Taxi & Police
CCL 8-350
Taxi & Police, T/H 250hp
CNX
6
Cyl. Std trans
CRF 8-400
Std. tran, 265hp
CGR
6 Cyl.
Std trans
CRG 8-454
Std. tran, 345hp
CGV
8-350
Std. tran, 250hp
CND 8-454
Std. tran, Police,345hp
CGS
8-350
Std. tran, Taxi & Police, 250hp
CNP 8-454
Std. tran, Police,390hp
CGT
8-350
Std. tran, 300hp
CNQ 8-454
Std. tran,390hp
CGU
8-350
T/H, 300hp
CNR    
1971
1971
6-250
Std. tran
CAA 8-350
Taxi & Police, T/H 250hp
CGJ
6-250
P/G, T/D
CAB 8-350
Police, M/T, 300hp
CJB
6-250
Std. tran, Taxi & Police
CAC 8-400
T/H, 265hp
CLK
6-250
P/G, Taxi & Police
CAD 8-400
T/H, hp
CLP
8-350
Std. tran, 250hp
CGA 8-454
Std. tran, 390hp
CPD
8-350
P/G, 250hp
CGB 8-454
Std. tran, Police,390hp
CPG
8-350
Std. tran, 250hp
CGC    
1972
1972
6-250
Std. tran, Taxi & Police
CBH 8-400
T/H, Police
CDL
6-250
P/G
CBJ 8-400
E.E.C, T/H, Police
CDM
6-250
P/G, Taxi & Police
CBK 8-400
T/H
CKP
6-250
Std. tran
CNJ 8-400
Std. tran
CLB
6-250
P/G, A.I.R
CDL 8-400
M/T, Police
CLR
8-350
Taxi & Police, T/H
CAR 8-454
T/H, A.I.R
CRW
8-350
E.E.C, T/H
CDB 8-454
T/H, A.I.R, Police
CRY
8-350
T/H
CKB 8-454
T/H
CPD
8-350
Taxi & Police, T/H
CSH 8-454
T/H, Police
CPG
8-350
Std. tran
CSJ    
8-400
T/H
CAT    
1973
1973
6-250
Std. tran
CCL 8-400
T/H
CSA
6-250
Std. tran, E.E.C
CCM 8-400
T/H, Police
CSB
8-350
T/H, 145 hp
CKL 8-400
E.E.C, T/H, Police
CSC
8-350
T/H, Taxi & Police 145 hp
CKS 8-400
E.E.C, T/H
CSD
8-350
T/H, E.E.C, 145 hp
CKK 8-400
T/H
CSK
8-350
T/H, E.E.C, 145 hp
CLT 8-400
E.E.C, T/H, Police
CSL
8-350
T/H 145hp
CLU 8-400
T/H, Police
CSM
8-350
T/H, E.E.C, Police 145 hp
CLW 8-454
T/H
CWD
8-350
T/H, Police 145 hp
CLX 8-454
E.E.C, T/H, Police
CWJ
8-350
T/H, E.E.C, Police 175 hp
CKR 8-454
T/H, Police
CWK
8-350
T/H, E.E.C, 175 hp
CKD 8-454
T/H
CWL
8-350
T/H, E.E.C, 175 hp
CKJ    
1974
1974
8-350
4 bar carb, E.E.C, Taxi-Police
CMK 8-400
4 bar carb, E.E.C, 180hp, Police
CTK
8-350
E.E.C, Taxi & Police
CMA 8-400
4 bar carb, 180 hp Police
CTJ
8-350
Taxi & Police
CMD 8-400
150 hp
CTA
8-350
4 bar carb, E.E.C,Police
CMH 8-400
150 hp Police
CTB
8-350
4 bar carb,Police
CMJ 8-454
Police
CWU
8-350
4 bar carb, E.E.C
CKD 8-454
E.E.C, Police
CWW
8-400
4 bar carb, E.E.C 180 hp
CTC 8-454
E.E.C
CWY
8-400
4 bar carb, 180 hp
CTD 8-454 CXA
1975
1975
8-350 CMJ 8-400 CTU
8-350 CRU 8-400 CTW
8-350 CRW 8-400 CTY
8-350 CRY 8-400 CTZ
8-400 CSA    
8-400 CTL    
8-400 CTM    
       

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 suspension

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.