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ENGINE CODES

 

 
1962-69

CHEVELLE * MONTE CARLO

1970                       
          
Code Prefix
1970                        
Code Prefix
6-250 P/G, Taxi& Police CCM 8-396 HDC, 375hp CKQ
6-250 T/H, Taxi& Police CCK 8-396 HDC, 375hp CKU
6-250 M/T, Taxi& Police CCL 8-396 M/T, 375hp CKT
8-307 Std. tran CNC 8-400 T/H, 325hp CKN
8-307 4 sp. trans CND 8-400 M/T, 330hp CKR
8-307 P/G CNE 8-400 HDC, 330hp CKS
8-307 T/H CNF 8-400 M/T, 265hp CZX
8-350 Std. tran, 250hp CNI 8-400 T/H, 265hp CRH
8-350 Std. tran, 300hp CNJ 8-454 M/T, 390hp CRN
8-350 P/G, 300hp CNK 8-454 T/H, 390hp CRQ
8-350 T/H, 300hp CRE 8-454 T/H, 450hp CRR
8-350 P/G, 250hp CNM 8-454 T/H, 450hp ALUM HEADS CRS
8-396 T/H, 350hp CTW 8-454 Std. tran, 390hp CRT
8-396 M/T, 350hp CTX 8-454 HDC, 390hp CRU
8-396 T/H, 375hp CTY 8-454 M/T, 450hp CRV
8-396 HDC, 350hp CTZ 8-454 M/T, 450hp ALUM HEADS CRW
8-396 M/T, 375hp CKD 8-454 HDC, 450hp CRX
8-396 T/H, 375hp CKP 8-454 HDC, 450hp ALUM HEADS CRY
1971 1971
6-250 Std. tran CAA 8-400 M/T, 265hp CLJ
8-307 Std. tran CCA 8-400 T/H, 265hp CLK
8-350 Std. tran, 250hp CGA 8-400 M/T, 300hp CLL
8-350 P/G, 250hp CGB 8-400 T/H, 300hp CLP
8-350 Std. tran, 300hp CGK 8-454 Std. tran, 390hp CPA
8-350 T/H, 300hp CGL 8-454 Std. tran, 390hp CPG
8-400 Std. tran, 330hp CLA 8-454 Std. tran, 460hp CPP
8-400 T/H 300hp CLB 8-454 T/H, 460hp CPR
1972
1972
6-250 Std. tran, E.E.C CBA 8-350 M/T CKK
6-250 Std. tran, E.E.C, Taxi CBD 8-350 T/H, E.E.C CMD
6-250 Std. tran CBG 8-350 Police, T/H CSH
6-250 P/G CBJ 8-350 T/H CTL
6-250 P/G, Taxi CBK 8-400 M/T CLA
6-250 P/G, E.E.C CSD 8-400 T/H CLB
8-307 E.E.C, M/T CAY 8-400 M/T CLJ
8-307 P/G, E.E.C CAZ 8-400 T/H CLK
8-307M/T CKG 8-400 4 sp. tran CLL
8-307 P/G CKH 8-400 M/T Police CLR
8-307 E.E.C, T/H CMA 8-400 M/T CLS
8-307 T/H CTK 8-400 A.I.R, M/T, Taxi& Police CTA
8-350 E.E.C, Police, T/H CAR 8-400 T/H, A.I.R CTB
8-350 Std. tran CDA 8-400 HDC, A.I.R CTH
8-350 P/G CDB 8-400 A.I.R, T/H, Taxi& Police CTJ
8-350 T/H CDD 8-454 M/T CPA
8-350 M/T CDG 8-454 T/H CPD
8-350 M/T CKA 8-454 T/H, A.I.R CRW
8-350 P/G CKB 8-454 T/H, A.I.R CRX
8-350 T/H CKD    
1973
1973
6-250 T/H CCA 8-350 M/T, E.E.C, 145 hp CKC
6-250 T/H, E.E.C CCB 8-350 T/H, E.E.C 145 hp CKK
6-250 M/T CCC 8-350 M/T, E.E.C, 175 hp CKH
6-250 M/T, E.E.C CCD 8-350 T/H, E.E.C, 175 hp CKD
8-307 T/H CHA 8-350 T/H, 175 hp CKJ
8-307 M/T CHB 8-454 E.E.C, M/T CWC
8-307 E.E.C, T/H CHC 8-454 E.E.C, T/H CWD
8-350 M/T 145 hp CKA 8-454 M/T CWA
8-350 T/H, 145 hp CKL 8-454 T/H CWB
8-350 M/T 145 hp CKB    
1974
1974
6-250 M/T CCR 8-350 4 bar carb, T/H CKD
6-250 T/H, E.E.C CCW 8-400 T/H, E.E.C 180 hp CTC
6-250 T/H CCX 8-400 T/H, 150hp CTA
6-250 CCK 8-454 M/T CWA
8-350 M/T CMC 8-454 T/H CWX
8-350 T/H CMA 8-454 T/H, E.E.C CWD
8-350 4 bar carb, M/T CKH    
1975
1975
6-250 CJL 8-350 CMU
6-250 CLM 8-350 CRT
6-250 CJR 8-350 CRU
6-250 CJT 8-350 CRX
6-250 CJU 8-400 CSM
6-250 CJF 8-400 CTL
6-250 CJZ 8-400 CTU
8-350 CMF 8-400 CTX
8-350 CMH 8-454 CXW
8-350 CMJ    
       
 
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.