h CORVETTE ENGINE SERIES NUMBER AND SUFFIX CHART Cont x 1980 TRANSMISSION IDENTIFICATION CODES I I M1H 4SPD MAN 4 ZJ I M33 3 SPD A T I 4 JC BUICKI I MV4 3 SPD A T 4 TW CI Ev 1981 TRANSMISSION IDENTIFICATION CODE I I I I M1B 4 SPD MAN MX3 4 3 SPD A T I CC HJD I I I 1982 TRANSMISSION IDENTIFICATION CODE MD8 4 SPD A T I YA I I I I I WAREHOUSlNG AND DISTRIBIIJTIDN DII ISION OF GENERAL MOTORS CDRPDRATlON CHEVROLET I4 A I I I 1s I REV 12 83 I A I 7 I I I