L CORVETTE ENGINE SERIES NUMBER AND SUFFIX CHART Cont lm 1961 283 B CYLINDER l Tvv Tvvv Description Designation Description Duignadon l ManaulTans 4 CO Dual 4BC and Hi Lift Cam CU Fuellniectlon 4 CR Pwwerglide 4 4 DG l Fuel Inlection and HI Lift Cam 4 CS Powarglide and Dual IBC DJ Due 4BC 4 CT Y l Note CORVETTE engines have the last six digits of the vehicle serial number stamped on engine date hoes I Engines are stamped with a source production date and type on serial pad l1962 I 327 8 CYLINDER DuaI 4 BC 4 OB Manual Trans4 and Fuel lnlectlon 44 RF Manual Trans 4 RC I Powerglide 4 4 v 4 t i SC Manual Trans and Hlgh Performance RD Povverglide and High Performance 4 ISD V Manual Trans and Spec High Performance RE 4 Q V 1 1963 327 8 CYLINDER V Manuel Trans 4 i RC Manual Trans and Fuel Injection RF l Q Manual Trans and High Performance RD Powarglide 4 SC yr Special Hiya Pefformanoe 4 RE Powerglide and High Performance SD I964 I 3Z7 B CYLINDER I Y Manual Trans 4 4 RC Manual Trans and Transistor Ignition RT Manual Trans and I Ildi Performance 4 4 4 RD Manual Trans Transistor Ignition and C A C 4 4 RU Special Hlyi Performance 4 4 RE Fuel lnlectlon and Transistor Ignition 4 RX Manual Trans end Fuel Injection 4 4 RF Powargllda SC Manuel Trans4 and C A C I RP Powerglide and H di Performence 4 4 4 SD Manual Trans4 High Perfomience and C4A C 4 RO Pcwarglide and C A4C 4 44 SK Manual Trans Special High Performance and C A C RR Porwerglide High Performance and C A4C 4 SL l um engines we mmm with a mum pmducnaon daze and type on serial pee X l i l l 1965 l I l 327 8 CYLINDER l l l Manual Transmission 4 4 HE Powerglide 4 4 H0 High Performance 4 4 HF Powerglida and Hi Performance HP Fuel Injection 4 V 4 4 HG Powerglide and C A HD Spec High Performance 4 4 4 HH Powerglide High Per ormanca and C A C HR C A C 4 i 4 4 HI Spec High Performance and Hyd4 Lifter 4 HT I High Performance and C A C HJ Spec High Performance Hvd Llfters and C A C HU 1 4 Spec High Performance and CiA C 4 HK Spec High Performance Hyd Lifters and l I Transistor Ignition 4 4 4 4 4 HL TransIstor IgnitIon 4 44 HV Transistor Ignition and C A C 4 4 HM Spec High Perfomiance Hyd Lifter Transistor 1 Fuel Injection and Transistor Ignition 4 HN Ignition and C4 C i HW GM PARTS DIVISION GENERAL MOTOFIS CORPORATION CHEVFIOLET l4 l 1 1 l