Offenhauser 5174 Engine Adapter Chevy to Ford
$281.00Offenhauser 5174 Engine Adapter Flange Chevy to Ford 32-48 or Mercury 39-50 Fully cast aluminum.
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Offenhauser 5174 Engine Adapter Flange Chevy to Ford 32-48 or Mercury 39-50 Fully cast aluminum.

Now available in two versions:
– 5187 – Polished finish
– 5187 NP – Non-polished version, perfect for custom paint or coatings

Valve Covers, Stock Height, Cast Aluminum, Polished, Finned, Offenhauser Logo, Land Rover, 215 V8, Pair
Buick Special V-8 & Tempest V-8
Fits Buick 215, 300, 340
Now available in two versions:
– 5189 – Polished finish
– 5189 NP – Non-polished version, perfect for custom paint or coatings


Offenhauser 5197S Oldsmobile Water Crossover SPACER ONLY 1959-’66. Sold in a pair. For use with Offenhauser part #3920. Allows 3920 to fit with Oldsmobile 394 CID engines. 1/2″ spacers should be installed between the crossover and the manifold. Gasket not provided.

Dual Headlight Brackets for Quad (4) Lights. Sold per pair. Weight 4 lbs. PLEASE NOTE THESE CASTINGS ARE UNABLE TO BE POLISHED.

Offenhauser 5204 Reverse Ford Mercury Trans to Chevy Bellhousing
Comes with mounting hardware.

The Offenhauser 5205K Linkage Kit for Offenhauser 5205 Ford, Comet & Mustang Triple Manifolds Manifold is for 170-200 cu in Engines

Offenhauser 5205OR “O” Rings for Offenhauser 5205, Pair ID – 1 1/2″ OD – 1 7/8″ Ford 1961 – ’69 170-200 CID Engines


Offenhauser 5208 Cadillac 1949-1956 . High Pressure Oil Pump Relief Springs.
This spring approximately doubles all pressure, which would give 60 to 100 PSI. Cadillac 1949-1956 (sold in sets of 10)

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