1969-78 Chevrolet Crankshaft Pulley; Big Block; 3 Groove; Long Water Pump; w/AC; 7-5/8" O.D.

Reproduction crankshaft pulley for 1969-1975 Chevrolet models with 396/402/427/454ci engines, and 1973-1978 GM trucks with 454ci engine. This stamped steel triple groove pulley is 6-3/4" O.D. (3rd groove=7-5/8" O.D.) with GM casting number 3937787 AC in the correct location. This 3 groove pully fits long water pump engines equipped with air conditioning.

• 1969- 1974 Chevrolet Bel Air
• 1969- 1972 Chevrolet Biscayne
• 1969- 1972 Chevrolet Brookwood
• 1969- 1972 Chevrolet Camaro RS
• 1969- 1972 Chevrolet Camaro SS
• 1969- 1974 Chevrolet Caprice
• 1969- 1973 Chevrolet Chevelle
• 1970- 1972 Chevrolet Chevelle Base
• 1969- 1972 Chevrolet Chevelle Concours
• 1969- 1972 Chevrolet Chevelle SS
• 1969- 1969 Chevrolet Chevelle 300 Deluxe
• 1969- 1972 Chevrolet Chevelle Malibu
• 1969- 1972 Chevrolet Chevelle Nomad
• 1969- 1972 Chevrolet Chevelle Concours Estate
• 1969- 1972 Chevrolet Chevelle Greenbrier
• 1969- 1974 Chevrolet Impala
• 1969- 1972 Chevrolet Kingswood
• 1973- 1975 Chevrolet Laguna
• 1973- 1975 Chevrolet Malibu
• 1975- 1975 Chevrolet Malibu Base
• 1975- 1975 Chevrolet Malibu Classic
• 1975- 1975 Chevrolet Malibu Classic Estate
• 1969- 1972 Chevrolet Nova
• 1969- 1972 Chevrolet Townsman

• 1973- 1974 Chevrolet Blazer
• 1975- 1978 Chevrolet C10
• 1974- 1974 Chevrolet C10 Pickup
• 1975- 1978 Chevrolet C10 Suburban
• 1975- 1978 Chevrolet C20
• 1974- 1974 Chevrolet C20 Pickup
• 1974- 1978 Chevrolet C20 Suburban
• 1975- 1978 Chevrolet C30
• 1974- 1974 Chevrolet C30 Pickup
• 1969- 1975 Chevrolet El Camino Base
• 1969- 1974 Chevrolet El Camino Custom
• 1975- 1975 Chevrolet El Camino Classic
• 1969- 1975 Chevrolet El Camino SS
• 1975- 1978 Chevrolet K10
• 1975- 1978 Chevrolet K10 Suburban
• 1975- 1978 Chevrolet K20
• 1974- 1974 Chevrolet K20 Pickup
• 1974- 1978 Chevrolet K20 Suburban
• 1977- 1978 Chevrolet K30
• 1974- 1974 Chevrolet K30 Pickup
• 1975- 1978 Chevrolet K5 Blazer
• 1973- 1985 Chevrolet Truck

• 1975- 1978 GMC C15
• 1975- 1978 GMC C15 Suburban
• 1973- 1974 GMC C15/C1500 Pickup
• 1973- 1974 GMC C15/C1500 Suburban
• 1975- 1978 GMC C25
• 1975- 1978 GMC C25 Suburban
• 1973- 1974 GMC C25/C2500 Pickup
• 1973- 1974 GMC C25/C2500 Suburban
• 1975- 1978 GMC C35
• 1973- 1974 GMC C35/C3500 Pickup
• 1973- 1978 GMC Jimmy
• 1975- 1978 GMC K15
• 1975- 1977 GMC K15 Suburban
• 1973- 1974 GMC K15/K1500 Pickup
• 1973- 1974 GMC K15/K1500 Suburban
• 1975- 1978 GMC K25
• 1975- 1978 GMC K25 Suburban
• 1973- 1974 GMC K25/K2500 Pickup
• 1973- 1974 GMC K25/K2500 Suburban
• 1977- 1978 GMC K35
• 1973- 1974 GMC K35/K3500 Pickup
• 1973- 1976 GMC Sprint
• 1973- 1985 GMC Truck