I CORVETTE ENGINE SERIES NUMBER AND SUFFIX CHART Cont 1976 1977 350 CID 350 CID P CLM 4 4 CHC CKZ CLD CLR 4 44 CHR CLA CLF CLS 4 4 44 CKC CLB 4 4 I CKW CLC 44 44 4 CKX CHD 4 A CLS CKD 1978 350L CID L48 OPT 350H CID L82 OPT I VIN L VIN H I Calif 4 4 4 444 4 CLR M T CMR Alt 44 4 CLS A T 4 CMS A T wIFed CUT M T CHW CLM 1979 350 8 CID L48 OPT 350 4 CID L82 OPT 1 vm a vnu I Mir 44 44 44 4 4 2AA M 11 4 4 4 2sA I A T w Fed ZAB A T 4 4 4 ZBB I Csllf 4 4 4 4 44 4 ZAC Alt 44 4 ZAD I 1980 ENGINES K A 305 CID LG4 A T 7CA 350 CID L48 M T ZAM 350 CID LGB A T Z AK I 350 CID L82 M T 4 ZBD 350 CID LEIZI A T ZBC 1978 TRANSMISSION IDENTIFICATION CODES M20 4 SPD MAN4 MZ1 4 SPD4 MAN ZU S6 ZW IV 38 3 SPD AT 5WB 5TL 1979 TRANSMISSION IDENTIFICATION CODES M20 4 SPD MAN MZ1 45PD MAN UH UK W msrI WARNER M3B 3 SPD A T TE WE 1980 TRANSMISSION IDENTIFICATION CODES I M18 4 SPD MAN ZJ M33 3 SPD A T JC BUICK MV4 3 SPD ADT 4 4 4 TW CHEV GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 14 I 15 I I