Offenhauser 6135S Universal Flow Insert Adapter Plate
$80.00Universal Flow Insert Adapter Plate
Offenhauser – Made in America!
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The following Dual Port and “C” Series manifolds will not work on the Datsun applications where the stock manifold has a provision for exhaust heat.
6138-DP – Datsun OHC Manifold 1600cc 1975-77 (Stock 2 STG Carb)
6138-DPH – Datsun OHC Manifold 1600cc 1975-77 (Holley 5200)
6138-DPW – Datsun OHC Manifold 1600cc 1975-77 (Weber 32/36)

The following Dual Port and “C” Series manifolds will not work on the Datsun applications where the stock manifold has a provision for exhaust heat.
Offenhauser 2000cc DATSUN OHC Dual Port 2 BBL Manifold

Offenhauser 6151 Special Gasket for use between adapter plate and manifold top.

5″ High Rise Polished Aluminum Filtered Breather. Filtered, Two piece, 30 Degree angle, Vertical Breather. Great for engines with higher compression. Contains same quality parts as 5408, 5409, & 5410

Offenhauser 6162 Chevy 396-454 (Oval Port) Tunnel Ram Single Quad Top Chevy Big Block Tunnel Ram Top.


The Offenhauser 6176 1″ Holley Carb Spacer. Fits Holley 5200 bolt pattern to “C” Series 2 bbl.

Offenhauser 6177 Universal Linkage Kit for installing 5200 series Holley on mini-car Dual Ports.

Toyota 1900/2000/2200cc OHC Dual Port 2 BBL 1978-79 (fits 20R) (Stock 2 STG Carb Only)

1971 – ’80 – std Bore 4 bbl

OFFENHAUSER 6212C SINGLE PLANE MANIFOLD
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