Offenhauser 5266 Block Off Plate
$46.00Offenhauser 5266 Block Off Plate for most O.H.V. engines.
Showing 25–36 of 41 results


Fuel Pump Block Off Plate for “327” and 283 cubic inch – Chevrolet

Accepts quad adaption D on quad adaption C manifold base Offy part# 5597r

Offenhauser 5712 360 Equa Flow Manifold for Buick. Single Quad Quadra Jet.

Offenhauser 5818 (NOS) 2 inch Hi Rise Carburetor Adapter – 3 barrel standard

Offenhauser 5895A Carb Adapter Reverse 2 GC 4 bolt carb to Holley 500 CFM

Adapter to accept the Carter Thermo-Quad and Holley Spread-Bore carbs to regular A.F.B. base.

Carter Thermo-Quad carbs. A new carburetor adapter to accept the Carter Thermo-Quad and Spread Bore carbs to Holley Manifold Base adapter.

Offenhauser Engine Adapter for ’49-’64 Ford and Mercury V8 to Jeep or Scout Transmission.
Part #5920
Pilot Brushing and Transmission Gasket Included

Recent dyno and road tests have proven the Dual Port can give these Toyotas as much as a 20% HP boost over the stock manifold without sacrificing fuel economy. MPG gain was as much as 15%.
5997-DP Application: 1970-74 (also fits 18RC) (Stock 2 STG Carb)
5997-DPH Application: 1970-74 (also fits 18RC) (Holley 5200)
5997-DP Application: 1970-74 (also fits 18RC) (Weber 32/36)

Offenhauser 6053 DP Manifold for Courier – Mazda. Dual Port 2 Barrel 1800 cu in.
6053DP – Stock 2 STG Carb
6053-DPH – Holley 5200
6053-DPW – Weber 32/36
