Engine Identification
Engine identification number is located on pad attached to right side of cylinder block. Suffix (code) letters designate engine displacement as follows:
1965
| Engine | Suffix Letters | ||
|---|---|---|---|
| 283" V8 195 HP Chevy II | PD, PF, PL, PM, PN, PP | ||
| Chevelle | DA, DB, DE | ||
| Chevrolet | GA, GC, GF | ||
| 327" V8 250 HP Chevy II | ZA, ZK, ZE, ZM | ||
| Chevelle | EA, EE | ||
| Chevrolet | HA, HC | ||
| Corvette | HE, HI, HO, HQ | ||
| 300 HP Chevy II | ZB, ZL, ZF, ZN | ||
| Chevelle | EB, EF | ||
| Chevrolet | HB, HD | ||
| Corvette | HF, HJ, HP, HR | ||
| 350 HP Chevelle | EC | ||
| Corvette | HT, HU, HV, HW | ||
| 365 HP Corvette | HH, HK, HL, HM | ||
| 375 HP Corvette | HG, HN | ||
1966
| Engine & Horsepower | Suffix Letters | ||
|---|---|---|---|
| 283" V8 195 HP Chevy II | PD. PF, PL, PM, PN, PP PE, PG, PQ, PS, PU, PO | ||
| Chevelle | DL, DK, DJ, DA, DB, DE | ||
| Chevrolet | GA, GF, GC. GK, GT, GS | ||
| 220 HP Chevy II | QC. QF, QD, QE, QA, QB. PK, PB | ||
| Chevelle | DL, DM. DG, DH | ||
| Chevrolet | GX. GZ, GW, GL | ||
| 327" V8 275 HP Chevy II | ZB, ZA, ZK, ZE, ZM, ZD. ZC, ZF | ||
| Chevelle | EB, EC, EA, EE | ||
| Chevrolet | HB, HA, HF, HC | ||
| 300 HP Corvette | HH, HR. HE, HO, HP | ||
| 350 HP Chevy II | ZG, ZH, ZL. ZJ | ||
| Corvette | HD, HT, HK | ||
| 396" V8 325 HP Chevelle | EH, EM, ED. EK | ||
| Chevrolet | IB, IC. IN, IA, IG, IV | ||
| 360 HP Chevelle | EJ, EN, EF. EL | ||
| 427" V8 390 HP Chevrolet | II, IH. 10, IJ | ||
| Corvette | IM, IL | ||
| 425 HP Chevrolet | ID | ||
| Corvette | JP, IK | ||
1967
| Engine | Suffix Letters | ||
|---|---|---|---|
| 283" 195 HP Chevelle | DA, DB, DE, DN, DI, DK, DJ | ||
| Chevy II | PD, PL, PM, PF, PN, PP, PE, PQ, PU | ||
| Chevrolet | GA, GC, GF, GU, GK, GS, GT | ||
| 302" 290 HP Camaro | |||
| 327" 210 HP Camaro | ME, MA, MF, MB | ||
| 275 HP Camaro | MM, MK, ML, MN | ||
| Chevelle | EE, EA, ED, EC, EB | ||
| Chevy II | ZK, ZA, ZE, ZM, ZD, ZB | ||
| Chevrolet | HC, HA, HF, HB, KM, KL, KE | ||
| 300 HP Corvette | HO, HE, HR, HH | ||
| 325 HP Chevelle | EP, ES, ER | ||
| 350 HP Corvette | HT, HP, HD | ||
| 350" 295 HP Camaro | MU, MS, MV, MT | ||
| 396" 325 HP Chevelle | EK, ET, ED, EM, EV, EH | ||
| Chevrolet | IG, IV, IA, IC, IN, IB | ||
| 350 HP Chevelle | EL, EU, EF, EN, EW, EJ | ||
| 427" 385 HP Chevrolet | IJ, IH, IO, II, IS, IE, IF, IX | ||
| 390 HP Corvette | IL, IQ, IR, IM | ||
| 400 HP Corvette | JD, JC, JF, JG | ||
| 435 HP Corvette | IT, IU, JE, JA, JH | ||
1968
| Engine | Suffix Letters |
|---|---|
| 302" | MO |
| 307" | DA, DB, DE, DN, DO, DP, DR, DS, DQ, DH. |
| 327" | EA, EC, EH, El, EJ, EE, EP, ES, HA, HB, HC, EO, HE, HF, HG, HH, HI, HJ, HK, HL, HM, HN, HO, HT, MA, ME. |
| 350" | MS, MU, MW, MY. |
1969
| Engine | Suffix Letters |
|---|---|
| 302" | DZ |
| 307" | DA, DC, DD, DE. |
| 327" | FA, FB, FC, FG, FH, FJ, FK, FL, FY, FZ, GA, GB. |
| 350" | GE, HA, HB, HC, HD, HE, HF, HG, HH, HI, HJ, HK, HL, HM, HN, HP, HR, HS, HT, HU, HY, IA, IL, IM, IN, IP, IQ, IR, IS, IT, IV, IW, IX, IY, IZ. |
1970
| Engine | Suffix Letters | ||
|---|---|---|---|
| 307" 200 HP Camaro, Chevelle, Monte Carlo & Nova | CNC, CND, CNE, CNF | ||
| 350" 250 HP Camaro & Nova | CNI, CNM, CNN | ||
| Chevelle | CNI, CNM | ||
| Chevrolet | CND, CNP, CNU, CNV, CNW, CNX | ||
| 300 HP Camaro, Chevelle, Monte Carlo & Nova | CNJ, CNK, CRE | ||
| Chevrolet | CNQ, CNR, CNS, CNT | ||
| Corvette | CLT, CTM | ||
| 360 HP Camaro & Nova | CTB. CTC | ||
| 350 HP Corvette | CTN, CTO, CTP, CTQ | ||
| 370 HP Corvette | CTR, CTU, CTV | ||
| 400" 265 HP Chevelle & Monte Carlo | CZX, CRH | ||
| Chevrolet | CGR | ||
1971
| Engine | Suffix Letters | |
|---|---|---|
| 307" 200 HP Chevelle, Nova & Camaro | CCA CCC | |
| 350" 245 HP Chevrolet & Monte Carlo | CGA, CGB, CGC, CGJ | |
| 270 HP Corvette | CGK, CGL, CJD, CJJ, CJB, CJH | |
| 330 HP Camaro & Corvette | CGR, CGP | |
| 400" 255 HP Chevrolet | CLK, CAJ | |
1972
| Engine | Suffix Letters | |
|---|---|---|
| 307" Chevelle, Camaro & Nova | CKG, CKH | |
| 350" Chevrolet & Monte Carlo | CSJ, CKB, CAR, CSH | |
| Chevelle | CDA, CDB, CKA | |
| Nova | CGB, CKB, CKA, CKK | |
| Camaro | CGB, CKB, CKT, CKK, CKD, CKS | |
| Corvette | CKW, CDH, CKX, CDJ, CKY, CKZ, CRT, CRS | |
| 400" Chevrolet | CKP | |
1973
| Engine | Suffix Letters | |
|---|---|---|
| 307" 115 HP Chevelle | CHA, CHB, CHC | |
| Camaro & Nova | CHD, CHH, CHK, CHJ | |
| 350" 145 HP Chevrolet, Nova | CKS, CKK, CLT, CLU | |
| Camaro & Chevelle | CLX, CKA, CKC, CKW CKL, CLW, CKX, CKY | |
| 350" 175 HP Chevrolet, Nova | CKR, CKD, CKJ | |
| Camaro & Chevelle | CHB, CKH, CKU | |
| 350" 190 HP Corvette | CKZ, CLA, CLB, CLC | |
| 350" 245 HP Camaro | CU, CLK, CLL, CLM | |
| 350" 250 HP Corvette | CLR, CLS, CLD, CLH | |
| 400" 150 HP Chevrolet | CSA, CSB, CSC CSD, CSK, CSL, CSM | |