Ser 50 60 6 cyl exc 35 40 50 amp A O H B 42 Yes 3759204 1 Ser 60 CAB A O H B exc 35 amp 16 46 Yes 3759207 1 Ser 60 CAB w 40 amp A O H B 42 Yes 3759227 1 Ser 60 CAB 283 w A O H B We 63 Yes 3759229 1 Ser 60 283 w 40 50 amp P S 57 Yes 3759209 1 Ser 60 CAB 6 cyl w A O H B Ser 70 80 w 40 50 amp P S Ser 80 w 40 50 amp H D trt susp 1 Q 62 Yes 3764984 1 Ser 60 A O H B w 35 amp 6 cyl 47 Yes 3771910 1 Se 60 w P S 8 cyl pump drive 501 Q Yes 3771315 1 Ser 60 Cool Pack w A O H B 8 cyl exc LCF comp drive 72 No 3771859 1 Ser 60 w P S 6 cyl exc A O H B pump drive Ser 70 TDM Ser 70 80 w P S exc TDM pump drive 60 Yes 3771316 1 Ser 70 80 w A O H B Air Brake exc SBC 66 Yes 3759220 1 Ser 70 80 w P S exc 40 50 amp LCI 6316 Yes 3759217 4 850 l Ser 70 80 ww Cool Pack exc A O H B 5516 No 3759221 1 Ser 70 80 w A O H B exc LCF SBC 1 55 Yes 3757068 1 BELT UNITS Consists ot two belts matched within 030 length Can be used for single belt replacement ot same length or replaced by two single belts which meet 030 match requirements tor length Pitch Line Width Length Notched Ser 50 w 40 50 amp 1 C l 8 cyl Ser 60 w 40 50 amp L C I 8 cyl exc P S 14 56 Yes 3766995 1 Ser 60 8 cyl exc P S 40 50 amp L C I 58 Yes 3766992 1 Ser 70 80 w 40 50 amp L C I exc TDM P S M2 62 Yes 3767046 1 Ser 70 80 exc TDM P S 40 50 amp L C 1 6316 Yes 3767036 1 NOTE Previously released NOTE Part numbers marked on single belts 1 069 PUMP UNIT Engine Coolant Ser 10 thru 50 6 cyl 3774186 1 Ser 60 6 cyl 3757231 1 Ser 70 80 exc A T 3774214 1 NOTE Previously released 1 073 BRACE BOLT STUD Coolant Pump Ser 70 80 3763959 1 Ser 70 80 BOLT attach 16 x 3 3763958 1 Ser 70 80 BOLT 16 x 1 3735703 3 Ser 10 thru 60 283 STUD pump attaching 24 16 x 21 3759755 1 NOTE Previously released 1 079 GASKET Coolant Pump Assembly to Block Ser 10 thru 60 6 cyl 31 1 D w 5 holes 1 dia 3836162 1 Ser 10 thru 60 283 left or right 1 large I D 3754587 69 1 Ser 70 80 348 23 1ong two holes 2 dia 3734992 2 Ser 70 80 3763955 2 NOTE Previously released GBNOTE When using as L H trim ott dia hole 1 097 HOSE Coolant Pump By Pan Ser 60 6 cyl exc P T thermostat by pass 3757234 1 Ser 60 8 cyl 283 exc P T thermostat by pass 3757249 1 Ser 70 80 exc P T thermostat by pass 3763819 1 NOTE Previously released Chevrolet Motor TRUCK MODEL CATALOG Goneral Motors Corporation