0OLANT GRILLE OIL SYSTEM 1 150 SWITCIH ASSY CONNECTOR GAUGE UNIT Coolant Temperature Engine Unit Con t 71 2 Sprint w gauges 400 w 4BC 454 6489785 1 2 terminals stamped AC 63B 232M Note 3 71 2 Sprint 400 w 4BC 402 454 exc gauges 6490094 1 Note 4 71 2 Sprint w gauges 6489278 1 Note 5 73 4 Sprint 307 350 exc API gauges 6490452 L H water temp 73 4 Sprint w gauges 307 350 exc A T 6490454 R H 73 4 Sprint w A T 350 400 exc gauges 6490694 L H water temp 73 4 Sprint w A T 454 6490469 L H water temp 73 4 Sprint exc A T 454 6490554 L H 74 Sprint 3030951 1 thermo vac 75 7 Sprint 305 350 400 exc gauges 6490694 1 water temp 75 7 Sprint 6 cyl 6490694 1 water temp 75 Sprint 454 8992238 L H water temp 76 7 Sprint 6 cyl 8992538 1 metal temp 76 7 Sprint w gauges 6 cyl 6490970 1 water temp 71 7 Sprint w gauges 6288704 1 CONNECTOR temp sw lead 2 530 73 7 Sprint w gauges 1513321 1 GAUGE UNIT transducer 1 152 HEATEZHI LlNl T CORD Engine Heater 76 Sprint 400 996246 1 HEATER UNIT 77 Sprint 8 cyl 996246 1 HEATER UNIT 76 Sprint 6 cyl 742333 1 HEATER UNIT eng blk 76 Sprint 8 cyl 737986 1 CORD eng blk htr 1 153 OUTLEET WASHER Coolant 71 7 Sprint 8 cyl 336790 1 water 75 7 Sprint 6 cyl 338117 1 water 71 7 Sprint 3706737 A R WASHER flat gz x 3 x 3 is thk zc 1 154 GASKET Coolant Outlet 71 7 Sprint 3701777 1 1 159 HOSE Radiator Inlet NOTE Inlet hose is used between top of radiator and engine coolant outlet Outlet hoses Group 1 173 are used between bottom of radiator and cylinder block NOTE Some hoses have been replaced with hoses of a dlfharent length or configuration This replacement hose in many instances will require cutting using old part as guide 71 2 Sprint 307 350 exc C A CZ H D Rad 3989028 1 1 Z l D moulded 3989028 71 2 Sprint w C A C exc 400 w 4BC 402 454 3986380 1 1 t l D moulded 3986380 71 Sprint 6 cyl 3905964 1 1 z I D moulded 3905964 71 Sprint w H D Rad 8 cyl exc 400 w 4BC 454 3942535 1 1 z D moulded 3942535 72 Sprint w Air Cond 402 454 3989342 1 1 z D moulded 3989342 71 Sprint 400 w 4BC 402 454 3942453 1 1 2 l D moulded 3942453 73 Sprint 307 exc C A C H D Rad 3989028 1 1 Z l D 73 Sprint 307 w C A C H D Rad 3986380 1 1 z I D 73 5 Sprint 454 328990 1 1 z l D 73 7 Sprint 305 350 400 3986380 1 75 7 Sprint 6 cyl exc C A C 3905964 1 1 Z I D moulded 3905964 75 7 Sprint 6 cyl w C A C 352097 1 1 166 CLANIP S l RAP Hose with Nut and Bolt 71 7 Sprint w C A C 2471945 1 evap drain hose to 1 4 adjustable 72 6 Sprint 2468869 A R miniature worm drive type t x 5 tt dia range 73 7 Sprint 3749810A R adjustable strap type 1 to 6 73 7 Sprint 1470029 A R for ls dia hose stainless steel 75 7 Sprint 1470030 A R stainless steel screw type W to 15 lt 75 7 Sprint 2468878 A R worm adj type 1 B x 2 l D range 75 6 Sprint 2260846 A R rad outlet 3 4 dia open 27 8 closed 71 7 Sprint 2494772 A R 545 460 hose PC 76 7 Sprint 477402 A R 31 to 75 dia ZC chr GM PARTS DIVISION GENERAL MOTORS CORPORATION SPRINT 57 REV 4 81 1 3 1 150 1 166