Offenhauser 5923 Chevy 283-400 Tunnel Ram Dual Quad Top
$329.00Offenhauser 5923 Dual Quad Top for Holley carbs on a 5921 base.
Showing 13–22 of 22 results
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Offenhauser 5925R 4500 Carb Adapter to A.F.B. Base
$91.00Â Carb adapter Fits AFB carb onto Holley 4500 manifold Offy part# 5925r
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Offenhauser 5930 Chevrolet 283-400 Turbo Thrust Power Port Manifold Holley 4500 Single Top
$397.00Turbo Thrust Power Port Manifold Chevy 283-400 Holley 4500 Single Top
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Offenhauser 6058 2″ Universal Carburetor Adapter
$110.00Like the #5619 carb adapter only with an open center. Drilled to accept either Holley or AFB type four barrel carburetors to same base manifold. 2″ Universal. Offy part # 6058
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Offenhauser 6138DP 1975-1977 Datsun 1600cc OHC Dual Port Manifold 2 BBL
$453.00The 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)Select options This product has multiple variants. The options may be chosen on the product page -
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Offenhauser 6222C Ford 2300cc Intake Manifold
$428.00Add some muscle! Offenhauser C Series intake manifolds fill the gap between stock and competition setups for 4 and 6-cylinder cars and pickups. They improve torque in the mid and upper ranges, with power bands that span from 2,500 rpm to more than 7,000 rpm. Smaller applications use Holley 5200 or Weber 32/36 Series 2-barrel…
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Offenhauser 6227C Ford 300 I6 Intake Manifold
$625.00Intake Manifold, C-Series, Aluminum, Natural, Square Bore, Ford, 240/300, I6
Approx overall dimensions: 26″ L x 9″ D x 4″ H
Openings in rear of manifold are 3/8″ & 1/4″ NPTPLEASE NOTE THERE IS A BACKORDER FOR THIS SKU. CURRENT ETA FOR SHIPMENT ON ACTIVE ORDERS WILL BE OCTOBER 2025.
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Offenhauser 6237 (NOS) Carburetor Adapter
$112.00(NOS) New Old Stock Adapts the Holley 5200 series carb to the stock manifold base. Fits Courier, Datsun, Luv, Toyota and others with carb base measurement of 3-1/8″ x 1-3/4″. Offsets carb 1″ up and 1″ away from engine.
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Offenhauser 6252 Adapter for Holley
$95.00Offenhauser 6252 Adapter for Holley 5200 2bl carb to stock 3 1/8″ x 1 3/4″ bolt pattern.