1964-78 Chevrolet, GMC Exhaust Manifold Heat Riser Valve; Small Block; Car & Truck
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...

1964-78 Chevrolet, GMC Exhaust Manifold Heat Riser Valve; Small Block; Car & Truck
Classic $69.99 ea
1958-74 Chevrolet V8 Big Block; Exhaust Manifold Heat Riser With 2-1/2" Headpipe Without Valve
Replacement heat riser "blank" plate for improved flow. Note: Images are shown from the bottom (pipe) side.

1958-74 Chevrolet V8 Big Block; Exhaust Manifold Heat Riser With 2-1/2" Headpipe Without Valve
Classic $49.99 ea
1957-79 V8 Small Block Exhaust Manifold Heat Riser, Without Valve
Stock replacement heat riser valves are available as well as "blank" plates for improved flow. {specs} Note: Images are shown from the bottom (pipe) side.
1959-1974 V8 Exhaust Manifold Heat Riser With 2-1/2" Headpipe SB Hi-Perf, 348/409 Hi-perf, all BB
Heat riser valves are located between the exhaust manifold and the head pipe and are used to accelerate the warm up of a cold engine. A malfunctioning or frozen valve can cause loss of power or exhaust manifold damage. Fits...

1959-1974 V8 Exhaust Manifold Heat Riser With 2-1/2" Headpipe SB Hi-Perf, 348/409 Hi-perf, all BB
Classic $86.99 ea
1957-74 Chevrolet Corvette; Heat Riser 2"
2" Heat Riser for 1957-1974 Chevrolet Corvette. {fitment}
1962-74 Chevrolet Corvette; Heat Riser Spacer 2.5"
2 1/2" Heat Riser Spacer for 1962-1974 Chevrolet Corvette. {fitment}
1958-74 Chevrolet Corvette; Heat Riser Spacer 2"
2" Heat Riser Spacer for 1958-1974 Chevrolet Corvette. {fitment}
1962-74 Chevrolet Corvette; Exhaust Pipe Flange; 2.5"
2 1/2" Exhaust Pipe Flange for 1962-1974 Chevrolet Corvette. {fitment}
1956-75 Chevrolet Corvette; Exhaust Pipe Flange; 2"
2" Exhaust Pipe Flange for 1956-1975 Chevrolet Corvette. {fitment}
1956-82 Chevrolet Corvette; Late Production;Heat Riser Gasket; 2"
2" Late Production heat riser gasket for 1956-1982 Chevrolet Corvette. {fitment}
1957-74 Chevrolet Corvette; Heat Riser 2.5"
2 1/2" Heat Riser for 1957-1974 Chevrolet Corvette. {fitment}
1957-82 Chevrolet Corvette; Heat Riser Gasket; 2.5"
2 1/2" Heat Riser Gasket for 1957-1982 Chevrolet Corvette. {fitment}