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Carb Adapter Fits AFB carb onto Holley 4500 manifold. Carburetor Bolt Pattern:4-bolt (5 3/8 in. x 5 3/8 in.) Manifold Mounting Flange:Spread bore 4-barrel Manifold Bolt Pattern:4-bolt (5 5/8 in. x 4 1/4 in.)
Turbo Thrust Power Port Manifold Chevy 283-400 Holley 4500 Single Top
Turbo Thrust Power Port Manifold Ford Cleveland 351 (Boss) Single Quad top
Offenhauser 5964 Intake Manifold Ford 351 Cleveland Single Quad Hi Rise. Manifold fits all regular Holley and Carter AFB 4-Barrel Carburetors
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)
1971 – ’81 – std Bore 4 bbl
Fits Engines: 199-232- & early 258
Offenhauser 6053 DP Manifold for Courier – Mazda. Dual Port 2 B. 1800 cu in.
V-8 Dual Port Single Quad Hi Rise Manifold. AMC all V-8 1967-69 Spread Bore Qjet Carb
Manifolds below will accept 1973 and later emission control devices by using the special Offenhauser adapter kit
at a nominal extra charge. Be sure and specify type of vehicle when ordering.
Jeep Applications require Jeep kit part #6094
Chevy LUV Pickup Manifold 1972-75 (Stock 2 STG Carb)
Port-O-Sonic FORD 289-302 STtd. 4 bbl Carb Offy part # 6071
