70 Ser 40 Conv 292 exc Air Cond H D Cooling 70 Ser 40 SBC 292 70 Ser 50 6 cyl exc H D Cooling C A C 3947132 1 1 70 SPACER fan blade 69 All w A R 366 427 exc Tilt 3951360 1 3 10 SPACER fan blade 69 D D exc 292 I 70 Ser 40 D D 250 3927794 1 1 65 SPACER fan blade 62 66 Tilt 6V 53 5109034 1 9 35 SPACER ASSY fan blade 1 066 BELT Fan Gen and Accessory Drive NOTE Code letters shown under the heading Driven Pu leys indicate the pulleys which the belt drives Codes are as follows W Water Pump F Fan when fan pulley is separate from water pump G Generator P Power steering pump B Air Equip Comp C Air cond comp I Idler V Vacuum pump X Air Injection Reactor Pump Notched Belts will be shown by an N following the second parenthesis in the Dimensions column Drive Pulleys I 0 I 0 I 0 I 0 l K A I If I I 0 0 0 11 Ooo c ooo 1 at 4 al A 3 2 I 3 2 I 2 I I 6 cyl exc Diesel Drive Pulley Crankshaft Groove No 1 1 2 3 or 4 Pulley Systems Driven Dimensions Pulleys 38 52 Utility exc 50 55 amp 53 55 Ser 4 5 6 1st Ser exc 261 55 amp 42 G W 3680776 1 55 59 Ser 4 6 w 40 50 amp H D 6 cyl exc P S 60 Ser 40 thru 60 w 50 amp exc A O H B 67 68 Tilt w P S 292 69 Tilt w A I R 292 exc 62 amp P S Vz 44Vz N G W F 3947148 1 55 57 Ser 4 6 P S w 40 amp I 12 volt 6 cyl 59 Ser 6 A O H B w 40 amp 6 cyl 59 Ser 6 35 amp w A O H B 6 cyl exc P S 60 62 Ser 60 Cab w Air Equip 6 cyl exc 42 52 amp AC gen Vz 46Vz N G W 3759207 1 55 Ser 4 6 P S w 30 amp 6 cyl 2nd 55 57 Ser 4 6 6 cyl 2nd exc P S 40 amp 58 59 Ser 4 6 w 30 amp 6 cyl 60 61 Ser 40 w 35 amp L C I 60 62 Ser 50 60 6 cyl exc 35 40 42 50 52 62 amp Air Equip Va 42 G W 3924517 1 55 56 Ser 5 7 P S w 30 amp 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORAT ON P A 318 1 064 1 066 1 12 REV 6 71