1962-1974 Corvette Heat Riser Valve 2.5 Inch RH

1962-1974 Heat Riser Valve 2.5 Inch RH - OEM Number(s) (3887034)

Complete your 1962-1974 exhaust restoration with the correct 1962-1974 Right Hand Exhaust Heat Riser Valve. Use with 2-1/2 exhaust manifolds only.

Heat risers valves remain closed after starting engine to force heat into the choke assembly of carburetor. Fits between exhaust manifold and exhaust Y Pipe.

• 1962-1965 327 with High Performance and Special High Performance
• 1965 396 Big Block
• 1966-1969 427 Big Block except Special High Performance and Heavy Duty
• 1970-1974 454 Big Block except Special High Performance

Parts You Will Need

• 

  1963-1982 Exhaust Manifold Heat Riser Gasket for 2.5 Inch Pipes

• 

  1956-1980 Exhaust Manifold Brass Nuts and Studs 12 Pieces

• 

  1962-1974 Exhaust Manifold 2.5" Donut Gasket

• 

  1953-1974 2.5 Inch Exhaust Manifold Donut Gasket Sleeve

Parts We Recommend

• 

  1953-2019 Cast Iron Manifold Dressing

• 

  Cast Blast Flat Gray Hi-Heat Resistant Paint

Also known under these part numbers: (For reference only)

• 3887034
• EX-117
• HR034