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Find Exhaust Accessories for your Corvette

Exhaust Manifold Heat Riser without Valve (57-79 Small Block V8 Corvette C1, C2 & C3)Find parts that fit my vehicle

Item EK-25-929686
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$94.99

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      Product Information

      Description, Q&A

      Description

      Stock replacement heat riser valves are available as well as “blank” plates for improved flow. Additional Inform Technical Specifications
      Inside diameter of curved edges: 1-7/8"
      Inside diameter of straight edges: 1-3/4"
      Inside diameter of round side: 2-1/8"

      Fitment:

      • 1957 Chevrolet Corvette
      • 1958 Chevrolet Corvette
      • 1959 Chevrolet Corvette
      • 1960 Chevrolet Corvette
      • 1961 Chevrolet Corvette
      • 1962 Chevrolet Corvette
      • 1963 Chevrolet Corvette
      • 1964 Chevrolet Corvette
      • 1965 Chevrolet Corvette
      • 1966 Chevrolet Corvette
      • 1967 Chevrolet Corvette
      • 1968 Chevrolet Corvette
      • 1969 Chevrolet Corvette
      • 1970 Chevrolet Corvette
      • 1971 Chevrolet Corvette
      • 1972 Chevrolet Corvette
      • 1973 Chevrolet Corvette
      • 1974 Chevrolet Corvette
      • 1975 Chevrolet Corvette
      • 1976 Chevrolet Corvette
      • 1977 Chevrolet Corvette
      • 1978 Chevrolet Corvette
      • 1979 Chevrolet Corvette
      Details

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Questions & Answers

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      Will It Fit My Corvette

      • Base - 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 77, 78, 79
      • Indianapolis 500 Pace Car - 78
      • Silver Anniversary Edition - 78
      • Stingray - 75, 76