Engine Identification: Notes
Letter suffix of Engine Production Code Number indicates engine displacement, horsepower, and other equipment. This number stamped on a pad just forward of right hand cylinder head as follows:
| Engine & Horsepower | Suffix Letters | ||
|---|---|---|---|
| 283" 195 HP (Chevy II) | PB, PD, PE, PF, PG, PL, PM, PN, PO, PP, PQ, PS, PV | ||
| (Chevelle) | DA, DB, DE, DI, DJ, DK | ||
| (Chevrolet) | GA, GC, GF, GK, GS, GT | ||
| 220 HP (Chevy II) | QA, QB, QC, QD, QE, QF | ||
| (Chevelle) | DG, DH, DL, DM | ||
| (Chevrolet) | GL, GW, GX, GZ | ||
| 327" 275 HP (Chevy II) | ZA, ZB, ZC, ZD, ZE, ZF, ZK, ZM | ||
| (Chevelle) | EA, EB, EC, EE | ||
| (Chevrolet) | HA, HB, HC, HF | ||
| 300 HP (Corvette) | HD, HE, HH, HO, HR | ||
| 350 HP (Chevy II) | ZG, ZH, ZI, ZJ | ||
| (Corvette) | HD, HT, HK | ||
| 396" 325 HP (Chevelle) | ED, EH, EK, EM | ||
| (Chevrolet) | IA, IB, IC, IG, IN, IV | ||
| 360" HP (Chevelle) | EF, EJ, EL, EN | ||
| 427" 390 HP (Chevrolet) | IH, II, IJ, IO | ||
| (Corvette) | IL, IM | ||
| 425 HP (Chevrolet) | ID | ||
| (Corvette) | IK, IP | ||