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62-74 2 1/2in Heat Riser
Item #:
Out Of Stock - This item is not available to ship but can be ordered. Most out of stock items are available to ship within 7-10 days.
1962-1974 Corvette 2 1/2" heat riser valve - cast iron heat riser with butterfly valve mounts between the exhaust manifold and front y-pipe on the passenger side. Remains in the closed valve to force heat into the carburetor choke assembly at start-up. For use with 2 1/2" exhaust manifolds.
This item is proudly Made in the USA

Model Years

More Information
Generation C1, C2, C3
Model Year 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974
Additional Item Information
  • WARNING: This product can expose you to a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to
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