Offenhauser 5316 Quad Adaption Leveling Block
$95.008 degree leveling block for oval track racing. Accepts quad adaption B on quad adaption A manifold base
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8 degree leveling block for oval track racing. Accepts quad adaption B on quad adaption A manifold base

59-63 Olds bypass plate Offy part # 5317

Big Carb Adapter – Chevy Corvair to 48 Carb Adapter to allow installation of 4 bolt two throat carbs or larger Rochester 2GC type on present cylinder heads. BE SURE to specify type carbs to be used when ordering. Sold as a pair.

Offenhauser 5405 Rambler Dual manifold. For use with stock carburetors. Fits 1956-1964 Cast Iron 6.0 HV cylinder engine.

Offenhauser 5408G Breather Gasket. For use with all Offenhauser Breathers except for the 3661 JR.

Offenhauser 5408T Breather Top. Fits all Offenhauser breathers with the exception of the JR breather. Polished. Available with the Offenhauser logo or without – please specify. Screws Included.


Now available in two versions:
– 5412 – Polished finish
– 5412 NP – Non-polished version, perfect for custom paint or coatings

The Offenhauser 5414 Triple Carb Manifold fits:
Chevrolets – 194, 230, 250, 292 Engines, 1962 and Later
Pontiac – 230, 250 engines, 1966 and Later (OHV ONLY)

Chevrolet-194, 230, 250, 292 Engines and Later. Pontiac- 230, 250 Engines, 1966 and later (OHV ONLY)

Offenhauser 5416 Manifold for Chevrolet 194, 230, 250, 292. Designed to accommodate stock carburetors.

Offenhauser 5416 Manifold for Chevrolet 194, 230, 250, 292. Designed to accommodate stock carburetors.
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