ENGINE SERIES NUMBER AND SUFFIX CHART Cont 2 Type Model Description Designation C60 283 8 Cyl Taskmaster with H D Clutch and ABC A PJ C60 283 8 Cyl Taskmaster with H D Clutch and Air Equip PK C60 283 8 Cyl Taskmaster with H D Clutch ABC and Air Equip PL L60 283 8 Cyl Taskmaster with H D Clutch PM L60 283 8 Cyl Taskmaster with H D Clutch and ABC PN L60 283 8 Cyl Taskmaster with H D Clutch and Air Equip PO L60 283 8 Cyl Taskmaster with H D Clutch ABC and Air Equip PR T60 283 8 Cyl Taskmaster with H D Clutch PS S67 C70 80 L70 80 M70 S70 3A8 8 Cyl Workmaster 1F T70 80 3A8 8 Cyl Workmaster TC C70 80 L70 80 M70 S70 3A8 8 Cyl Workmaster with Powermatic TD T70 80 3A8 8 Cyl Workmaster with Powermalzic TE Note Engines are stamped with a source production date and type on serial pad EXAMPLE T0101A T 01 01 lA Tonawanda Month Day Standard 6 cyl 235 V Plant January First Models 11 15 1700 lll 962 C50 L50 S50 235 6 Cyl Thriftmaster L C50 L50 S50 235 6 Cyl Thriftmaster with 62 amp A C Gen LL C60 L60 S50 60 261 6 Cyl Jobmaster LB g C60 L60 261 6 Cyl Jobmaster with Air Equip LD C60 L60 S60 261 6 Cyl Jobmaster with Power Steering LE T60 261 6 Cyl Jobmaster LF T60 261 6 Cyl Jobmaster with Power Steering LG C60 L60 261 6 Cyl Jobmaster with Powermatic LJ C60 L60 261 6 Cyl Jobmaster with Powermatic and Power Steering LK C60 L60 261 6 Cyl Jobmaster with Powermatic and Air Equip UVl C50 60 l 50 60 50 60 261 6 Cyl Jobmaster with 62 amp A C Gen LO C60 L60 S60 261 6 Cyl Jobmaster with H D Clutch and 62 amp A C Gen LR C60 L60 261 6 Cyl Jobmaster with Powermatic and 62 amp A C Gen LT C60 L60 S60 261 6 Cyl Jobmaster with H D Clutch LU C60 L60 S60 261 6 Cyl Jobmaster with Power Steering and H D Clutch LW C60 L60 261 6 Cyl Jobmaster with H D Clutch and Air Equip LX T60 261 6 Cyl Jobmaster with H D Clutch LY T60 261 6 Cyl Jobmaster with Power Steering and H D Clutch LZ A L50 283 8 Cyl Trademaster L MD I CAO 283 8 Cyl Trademaster M C50 283 8 Cyl Trademaster ME C60 S60 327 8 Cyl Taskmaster U L60 327 8 Cyl Taskmaster UA T60 327 8 Cyl Taskmaster V UB S60 327 8 Cyl Taskmaster with Powermatlc UD C60 327 8 Cyl Taskmaster with Air Equip UE L60 327 8 Cyl Taskmaster with Air Equip UF L60 327 8 Cyl Taskmaster with Powermatlc UG T60 327 8 Cyl Taskmaster with Powermatlc UH C60 327 8 Cyl Taskmaster with Powermatic and Air Equip UJ L60 327 8 Cyl Taskmaster with Powermatic and Air Equip UK C80 L80 M80 3A8 8 Cyl Workmaster T F T80 348 8 Cyl Workmaster TC C80 L80 M80 348 8 Cyl Workmaster TD T80 3A8 8 Cyl Workmaster with Powermatic TE C80 L80 M80 A09 8 Cyl Workmaster OD T80 A09 8 Cyl Workmaster QE l D60 A 53 Diesel with 5 Speed AD p E80 U80 6 53 Diesel with 5 Speed 6D GM PARTS DlVlS ON GENERAL MOTORS CORPORATlON CHEVROLET 72TM 1 27