WEIAND INTAKE MANIFOLD ACTION PLUS FORD 351M/400

Weiand Action Plus intake manifolds are designed for use as stock replacements, with improved power and torque characteristics. They''re 180 degree, dual plane types, with a carburetor flange that''ll accept either stock or aftermarket performance carburetors. Their effective rpm range runs from idle to 6,000 rpm. With their high-flow runner design and ability to produce increased power with little modification, it''s no wonder these manifolds are so popular. Carburetor Quantity: One. Intake Style: Dual plane. Basic Operating RPM Range: Idle-6,000. Intake Manifold Height: 4.250 in.