ENGINE SERIES NUMBER AND SUFFIX CHART Cont r Ivve Model Description Designation 9 1000 322 8 Cyl Loadmaster I I CS2 9 1000 322 8 Cyl Loadmaster with Powermatic 1 CA2 9 1000 322 8 Cyl Loadmaster with 4BC CS4 Note The continuous engine serial number has been eliminated The engine plants now stamp a source production date and type on serial pad Note Numbered in sequence commencing with 1001 EXAMPLE T101A 1l 01l Al Tonawanda Month Day Standard 6 cyl 235 January First Models 15 21 2400 31 32 36 3800 235 6 Cyl Thriftmaster with 3 speed Transmission J 31 32 36 3800 4000 235 6 Cyl Thriftmaster with Hydramatic Transmission JF 34 35 3700 235 6 Cyl Thriftmaster with 3 Speed Transmission K 34 35 3700 235 6 Cyl Thriftmaster with Hydramatic Transmission KA 31 32 36 3800 4000 283 8 Cyl Trademaster M 31 32 36 3800 4000 283 8 Cyl Trademaster with Hydramatic Transmission MA 31 32 36 3800 4000 283 8 Cyl Trademaster with H D Clutch MB Note The continuous engine serial number has been eliminated The engine plants now stamp a source production date and type on serial pad Note Numbered in sequence commencing with 1001 EXAMPLE F1210JF Fl 12 10l JF Flint Plant Month Day Thriftmaster 2345 with Hydramatic Transmission December Tenth 31 32 36 3800 235 8 Cyl with Thriftmaster 3 Speed Transmission J 31 32 36 3800 4000 235 8 Cyl with Thriftmaster 3 Speed Transmission H D Clutch on 31 32 36 3800 JC 31 32 36 3800 4000 235 8 Cyl Thriftmaster with Hydramatic Transmission JF 34 35 3700 235 8 Cyl Thriftmaster with 3 Speed Transmission K 34 35 3700 235 8 Cyl Thriftmaster with Hydramatic Transmission KA 31 32 36 3800 4000 283 8 Cyl Trademaster M 31 32 36 3800 4000 283 8 Cyl Trademaster with Hydramatic Transmission MA Note The continuous engine serial number has been eliminated The engine plants now stamp a source production date and type on serial pad Note Numbered in sequence commencing with 1001 EXAMPLE T101A Tl 1l O1 A Tonawanda Month Day Standard 6 cyl 235 Plant January First Models 11 15 1700 1960 C10 20 30 235 6 Cyl Thriftmaster J C10 20 23S 6 Cyl Thriftmaster with Powerglide JB C10 20 30 K10 20 235 6 Cyl Thriftmaster with H D Clutch JC 3 197O CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 18