ENGINE SERIES NUMBER AND SUFFIX CHART Cont 327 8 CYLINDER YP Tyne DESC is i rii Ii oesagnamm Manual Trans HA Powerglide HC A l R HB A I R with Powerglide HF 396 8 CYLINDER Manual Trans IA 3 Speed Automatic Trans IV A I R IB A l R with Powerglide IC Powerglide IG A l R and 3 Speed Automatic Trans r IN 427 8 CYLINDER Manual Trans I IH A l R r II Special High Performance ID High Performance with A I R and 3 Speed Automatic Trans l IJ 3 Speed Automatic Trans IO CHEVELLE I94 6 CYLINDER Manual Trans AA Air Cond and A l R AT H D Clutch AC Powerglide AL H D Clutch and Air Cond AH Powerglide and Air Cond AR Air Cond A G Powerglide and A l R AX A I R AS Powerglide Air Cond and A I R AY 230 6 CYLINDER K Manual Trans CA Powerglide CC Air Cond CB Powerglide and Air Cond CD A I R BN Powerglide and A l R BL Air Cond and A I R B0 Powerglide Air Cond and A l R BM 283 8 CYLINDER Manual Trans DA Powerglide and A I R DJ A Speed Trans DB A Speed Trans and A I R DK ABC DG ABC and A I R DL ABC and Powerglide DH ABC Powerglide and A I R DM A l R DI Powerglide DF 327 8 CYLINDER Manual Trans EA Powerglide EE A l R EB Powerglide and A I R EC 396 8 CYLINDER I Manual Trans ED Powerglide EK High Performance EF High Performance and Powerglide EL Special High Performance EG Powerglide and A l R EM A I R EH High Performance Powerglide and A l R EN High Performance and A l R EJ 197O CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 3OA 30