ENGINE SERIES NUMBER AND SUFFIX CHART Cont d Type Model Description Designation 1964 CNEVELLE 53 55 5700 6 cylinder with Manual Trans 53 55 5700 6 cylinder with Manual Trans and H D Clutch GB 53 55 5700 6 cylinder with Powerglide 54 56 5800 8cylinder with Manual Trans J 54 56 5800 8 cylinder with 4 SPD JA 54 56 5800 8 cylinder with Powerglide JD 54 56 5800 8 cylinder with Manual Trans 4 BC JF 54 56 5800 8 cylinder with Powerglide 4 BC J 54 56 5800 8 cylinder with 4 SPD 4 BC JH 1963 rae m u n