61 Pass w C A C Cool Pack P S 6 cyl 3900434 1 PULLEY ASSY water pump and fan 63 Pass 6 cyl 64 Pass 6 cyl exc Air Cond 3720616 1 REINFORCEMENT cup shape V4 deep 3Vz O D x V I D w four Wu holes Note 4 NOTE 2 Used with 1st design pump unit incorporating Shaft Assy 954860 4 V O L stamped 885118 NOTE 3 Used with 2nd design pump unit incorporating Shaft Assy 907652 5Vz O L stamped 885826 NOTE 4 Pumps having fan and pulley hub pressed to 348 dim must use this reinforcement when replacing pump with pressed dim of 288 1 064 BLADE ASSY SPACER Fan 38 40 GA HA KA KH 41 54 Pass 838277 1 15 bolt circle 1 in shaft hole staggered blades 55 56 Pass exc C A C Cool Pack 3735314 1 17 dia 1 bolt circle shaft hole 55 57 Pass w C A C Cool Pack 58 59 Pass w C A C Cool Pack exc Fan Drive Equip 60 61 Pass w 18 Fan Equip 60 63 Pass w C Deluxe Cool Pack exc Fan Drive Equip 64 Pass w C Deluxe exc 327 Fan Drive Equip 64 Pass w Custom 6 cyl exc P S 64 Pass w Custom 8 cyl 3770262 1 18 dia 5 bIades 1 bolt circIe hub hole stamped H 57 Pass exc C A C ool Pack 58 Pass 1st design exc C A C Cool Pack I 348 58 Pass 2nd design exc C A C Cool Pack 59 61 Pass 1st design exc C A C Cool Pack Fan Drive Equip 409 61 62 Pass 2nd design exc C A C Cool Pack Fan Drive Equip 327 348 409 63 Pass 64 Pass 230 283 exc Air Cond Fan Drive I Equip 3839282 1 17 dia 4 bIades 1 bolt circle hub hole 58 64 Pass w C A C Cool Pack Fan Drive Equip 8 cyl 61 Pass 348 2nd design 61 64 Pass 327 409 63 Pass w RPO Z11 8 cyl 3789562 1 18 dia 5 blades 4 bolt circle 58 Pass 348 1st design exc H L Cam C A C Cool Pack 3730342 1 18 dia 5 blades 1 bolt circle V hub hole 56 Pass w C A C 6 cyl 3136728 1 SPACER I D x 2 0 D 58 62 Pass w C A C Cool Pack 6 cyl 61 Pass w 18 fan equip 6 cyl exc C A C 3775614 1 SPACER 2 O D x thick 59 62 Pass 6 cyl exc C A C Cool Pack 18 fan equip 3758481 1 SPACER 2 0 D x Wu thick 63 Pass w C Deluxe Air Cond exc 327 64 Pass w Air Cond 6 cyl 64 Pass w C Deluxe Air Cond 283 3857041 1 SPACER 2 O D x 1 M thick 58 Pass 348 exc C A C 59 60 Pass 8 cyl exc C A C Fan Drive Equip 61 64 Pass 283 exc C A C Fan Drive Equip 63 64 Pass 6 cyl exc C A C Fan Drive Equip 3814241 1 SPACER 2 O D x 2 thk T j 1970 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 30 1 3 1 062 1 084