CORVETTE ENGINE SERIES NUMBER AND SUFFIX CHART Cont V11 1976 1977 350 CID 350 CID T CLM 4 A CHC CK2 CLD T CLR CHR CLA CLF CLS L T CKC CLB CKW T CLC CKX T CHD CLS CKD I 1978 I I 350L CID L48 OPT 350H CID LB2 OPT VIN L VIN H Calil CLR M T CMR Alt CLS A T CMS AT w Fnd CUT M T T I CHW I T CLM 1979 350 8 CID L48 OPT 32 4 CID LB2 OPT VIN S VIN 4 M T ZAA M T ZBA I A T wlFrsd ZAB A T ZBB Calif ZAC Alf ZAD 19804 1981 T I 305 H LG4 AT ZCA 350 6 LB1 M T Fed ZDA 350 8 L48 M T ZAM 350 6 LS1 A T Calif ZDB 350 8 L48 A T ZAK 350 S LS1 M T Calif ZDC S50 6 ILB2 M T ZBD 350 6 L81 A T Fed ZDD 350 6 IL82 AT ZBC T 1982 350 8 LB3 wlA T Fed ZBA T 350 B LB3 wIA T Calif ZBC 350 8 L83 wICaIif ZFN 1978 TRANSMISSION IDENTIFICATION CODES I M20 4 SPD MAN M21 4 SPD MAN ZU S6 ZW M38 3 SPD AT SWB STL 1979 TRANSMISSION IDENTIFICATION CODES M20 4 SPD MAN T M21 4 PD MAN UH UK Warner WARNER T M3B 3 SPD A T TB WB I WAREl lOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS COFlPORATl0N CHEVROLET IlA REV 12 83 15 A I 6