CORVETTE ENGINE SERIES NUMBER AND SUFFIX CHART Cont I I I N 1961 I I 283 8 CYLINDER I I was Tyne I Description Designation Description Designation Manaul Tans4 4 4 CO Dual 4BC and Hi Lift Cam 4 CU Fuel lniection 4 4 4 4 4 4 CR Powcrgllde 4 4 4444 DG I Fuel Injection and Hi Lift Cam 4 4 CS Powergllde and Dual 4 BC 4 44 DJ I Dual 4BC 4 4 CT I Note CORVETTE engines have the last six digits of the vehicle serial number stamped on engine date boss I Engines are stamped with a xouroe production date and type on serial pad4 I 1962 I 327 8 CYLINDER I Dual 4 BC 4 4 GB Manual Trans and Fuel Injectlon 4 4 RF I Manuel Trans 4 4 4 4 RC Powergllde 44 4 SC Manual Trans and Him Performance 4 RD Powerslide and Hldi Performance SD Manual Trans and Spec Hlgh Performance 4 RE 1963 327 8 CYLINDER Manuel Trans 4 44 4 44 4 RC Manual Trane and Fuel Iniection 4 4 4 RF I I I Manual Trans4 and High Performance 4 4 4 RD Powerglide 44 4 4 4 4 4 4 SC so Special High Pefformance 4 RE Powerglide and High Performance 4 44 4 44 SD 1964 327 8 CYLINDER Manual Trans 4 4 44 4 4 4 4 4 RC Manual Trans and Transistor lgnitlon 4 4 RT I Manual Trans and High Performance 4 4 4 RD Manual Trans4 Translstor Ignition and C A C 4 44 RU I I Special High Performance 44 4 4 4 RE Fuel Injection and Transistor lgnltlon 4 4 RX I Manuel Trans and Fuel lnlection 444 RF Powerglide 4 I 4 SC Manual Trans and C A C 4 4 4 4 RP Powerglicle and High Performance 444 44 4 SD Manual Trans High Performance and C A4C 4 RCI Powerglide and C A C 4 4 4 4 SK I Manuel Trens SpeciaI Hiya Performance and C A C RR Powerglide High Performance and C A4C 4 4 SL I Note Engines are stamped with a source production date and type on serial pad4 I 1965 I 327 8 CYLINDER I ManuaITransrnIssi0n 4 4 4 4 4 HE Powergllde 4 4444 4 4 4 H0 I High Performance 4 4 44 4 HF Powergllde and High Performance 4 44 4 HP I Fuel lniection 4 4 4 4 4 HG Powergllde and C 4 4 4 444 HO I Spec Hiya Performance 4 4 4 HH Power9 lde Hlgh Performance and C A C4 4 4 HR C4A C 4 4444 44 4 444 4 HI Spec4 Hiya Performance and Hycl Lifter 4 44 44 HT Hlgh Performance and C4A4C 44 4 4 4 4 HJ Spac4 High Performance Hyd Lifter and C4A C4 4 HU r I Spec4 Hiya Performance and C A C 4 4 HK Spec High Performance Hyd Lifters and f Transistor Ignition 4 44 4 444 4 HL Transistor Ignition 4 4 44 4 HV Transistor Ignition and 0 A C 4 4 HM Spec High Performance Hyd4 Lifters Transistor I Fuel Injection and Transistor Ignition 4 4 4 HN Ignition and CA C 4 44 4 HW GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 14 I I