Reproduction exhaust manifold heat riser valve for various 1964-78 General Motors passenger cars and truck models as listed below. The heat riser valve is located between the exhaust manifold and the head pipe and is used to hasten the warm-up of a cold engine. If the valve is malfunctioning or frozen, it can cause loss of power or exhaust manifold damage. For use on models originally equipped with small block engines.
Chevrolet Applications
1964 - 1975 Chevrolet Bel Air
1964 - 1972 Chevrolet Biscayne
1969 - 1972 Chevrolet Brookwood
1967 - 1978 Chevrolet Camaro
1966 - 1978 Chevrolet Caprice
1964 - 1973 Chevrolet Chevelle
1964 - 1968 Chevrolet Chevy II Nova
1964 - 1978 Chevrolet Corvette
1969 - 1970 Chevrolet Estate
1964 - 1978 Chevrolet Impala
1969 - 1972 Chevrolet Kingswood
1973 - 1976 Chevrolet Laguna
1964 - 1978 Chevrolet Malibu
1970 - 1978 Chevrolet Monte Carlo
1976 - 1978 Chevrolet Monza
1969 - 1978 Chevrolet Nova
1969 - 1972 Chevrolet Townsman
Chevrolet Truck Applications
1969 - 1974 Chevrolet Blazer
1975 - 1978 Chevrolet C10
1964 - 1974 Chevrolet C10 Pickup
1967 - 1978 Chevrolet C10 Suburban
1975 - 1978 Chevrolet C20
1964 - 1974 Chevrolet C20 Pickup
1967 - 1978 Chevrolet C20 Suburban
1975 - 1978 Chevrolet C30
1964 - 1974 Chevrolet C30 Pickup
1964 - 1978 Chevrolet El Camino
1975 - 1978 Chevrolet K10
1964 - 1974 Chevrolet K10 Pickup
1967 - 1978 Chevrolet K10 Suburban
1975 - 1978 Chevrolet K20
1967 - 1967 Chevrolet K20 Panel
1964 - 1974 Chevrolet K20 Pickup
1967 - 1978 Chevrolet K20 Suburban
1977 - 1978 Chevrolet K30
1968 - 1974 Chevrolet K30 Pickup
1975 - 1978 Chevrolet K5 Blazer
1964 - 1966 Chevrolet Suburban
1964 - 1978 Chevrolet Truck
Chevrolet Van Applications
1975 - 1978 Chevrolet G10
1968 - 1974 Chevrolet G10 Van
1975 - 1978 Chevrolet G20
1967 - 1974 Chevrolet G20 Van
1975 - 1978 Chevrolet G30
1970 - 1974 Chevrolet G30 Van
1975 - 1978 Chevrolet P10
1973 - 1973 Chevrolet P10 Van
1975 - 1978 Chevrolet P20
1968 - 1974 Chevrolet P20 Van
1975 - 1978 Chevrolet P30
1968 - 1974 Chevrolet P30 Van
GMC Truck Applications
1966 - 1966 GMC 1000
1964 - 1965 GMC 1000 Series
1966 - 1966 GMC 1500
1964 - 1965 GMC 1500 Series
1966 - 1966 GMC 2500
1964 - 1965 GMC 2500 Series
1964 - 1966 GMC 3000
1964 - 1966 GMC 3500
1975 - 1978 GMC C15
1975 - 1978 GMC C15 Suburban
1967 - 1974 GMC C15/C1500 Pickup
1967 - 1974 GMC C15/C1500 Suburban
1975 - 1978 GMC C25
1975 - 1978 GMC C25 Suburban
1967 - 1974 GMC C25/C2500 Pickup
1967 - 1974 GMC C25/C2500 Suburban
1975 - 1978 GMC C35
1967 - 1974 GMC C35/C3500 Pickup
1978 - 1978 GMC Caballero
1970 - 1978 GMC Jimmy
1975 - 1978 GMC K15
1975 - 1978 GMC K15 Suburban
1967 - 1974 GMC K15/K1500 Pickup
1967 - 1974 GMC K15/K1500 Suburban
1975 - 1978 GMC K25
1975 - 1978 GMC K25 Suburban
1967 - 1974 GMC K25/K2500 Pickup
1967 - 1974 GMC K25/K2500 Suburban
1977 - 1978 GMC K35
1968 - 1974 GMC K35/K3500 Pickup
1971 - 1977 GMC Sprint
1964 - 1965 GMC Suburban
1964 - 1978 GMC Truck
GMC Van Applications
1975 - 1978 GMC G15
1967 - 1974 GMC G15/G1500 Van
1975 - 1978 GMC G25
1967 - 1974 GMC G25/G2500 Van
1975 - 1978 GMC G35
1970 - 1974 GMC G35/G3500 Van
1967 - 1973 GMC P15/P1500 Van
1975 - 1978 GMC P25
1967 - 1974 GMC P25/P2500 Van
1975 - 1978 GMC P35
1967 - 1974 GMC P35/P3500 Van
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.