COOLING GR LLE OIL SYSTEM 50 60 65 1 050 DRIVE FAN CLUTCH 6 2509 I 1 2036681 4 53 4 53T CD Mode 197B 1st Design Use w 2051243 Spacer 2049453 B ade RepI 793352 1 1 2038390 4 53 4 53T CD ModeI Eff w 1978 2nd Design I 1 I 2036681 350 CE SE ModeI Prior to 1978 Use w 2051243 Spacer 2049453 B ade RepI 793352 1 1 2036681 350 366 CE E Eff w 1978 1 1 2038034 366 427 TE Model Viscous Fan W Noise Abatement Pkg Exterior Eff w l974 Repl 793352 1 1 2066090 366 427 CE ME SE Model W Temp Control Fan Drive W Noise Abatement Pkg Eff w 1974 RepI I 793353 I 1 2066090 366 427 Std ME M0deI Eff w 1977 Rep 793353 1 1 2091766 366 427 CE ME M de W Air Cond W Ext Noise Abatement Pkg Eff w 197B RepI 2028748 I 1 050 SPACER FAN CLUTCH 6 2684 I 1 1 1 2051243 350 4 53 4 53T CD CE SE ModeIs Visc0us Fan Drive to Crankshaft Pu ey Use w 2036681 Clutch I 2049453 Fan 1 060 BEARING IDLER PULLEY 8 02778 1 954604 305C TM Model 1 060 BOLT IDLER PULLEY BRACKET 8 0340 1 1 5132028 305C 379 Adj Brkt CM ModeI 60 Series SM Only 1 5132028 DH478 I Adj Brkt CG SG M0deIs 1973 1 060 BRACKET IDLER PULLEY 8 0341 1 666462 305C TM Model 1 1 705895 305C 379 CM Model 60 Series SM OnIy 1973 RepI 3905085 1 1 3906395 305C 379 Adj CM M de 60 Series SM OnIy 1973 1 1 705895 305C 379 432 CM MM65 M0deIs 60 Model SM Onlv EIf J w 1974 1 705895 DH478 Supt CG SG ModeIs Eff w 1973 Rep 3905085 D 1 060 SPACER ENGINE IDLER PULLEY STUD 8 0350BL I 1 666458 305C TM Model I 1 1 2008420 366 427 TE ModeI Fan Clutch to C S PuIIey Repl 796437 l 1 060 SUPPORT ENGINE IDLER PULLEY 6 2270 2 5140021 4 53 Idler Bracket CD Model 1 060 STUD ENGINE IDLER PULLEY 8 0352 1 666675 305C Adj TM Model 1 666675 DH478 Adj TG Model 1 060 WASHER IDLER PULLEY STUD 8 0355 1 666674 305C TM Model 1 1 3779986 305C 379 432 CM MM65 ModeIs 6O Model SM OnIy Eff w 1974 Rep 3898786 1 666674 DH478 TG Model 1 062 HUB WATER PUMP PULLEY 6 2217 1 1 3876169 250 292 Repl 3927799 Prior to 1974 2nd Design 1 1 474028 292 r Eff w 1974 2nd Design Rep 474028 6272157 1 1 651720 305C 379 432 Steel 1 1 2459418 Assy 645641 1 062 HUB FAN 6 2530 1 1 2498206 305C 379 DH478 TM Model 1 062 PULLEY WATER PUMP 6 2270 1 2459417 DH478 SG Mode 1974 1 2386127 DH478 TG M de 1974 1 1 5144503 4 53 CD Mode Eff w 1976 2nd Design 1 3927796 250 Std 1974 1 1 3942992 292 CS M0deI Std 1975 1976 1st Design 1 1 2020127 292 CS Mode Std Eff w 1976 2nd Design 1 1 3947196 250 292 CS Mode Front W Hyd Brk Booster 1 3943061 292 Front W A R 1 2386127 305C 379 1 1 2006907 350 CE M de Std 1 1 699955 350 CE SE Mode Front W Air Cond on CE WAREHOU lNG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION 78TM j N S reference only Added this issue 1 3 I 050 1 062 AR PART