Chevy Big Block Intake Manifold, Oval Port ( Holley Carburetors)

Product Details

INTAKE MANIFOLDS, GASKETS AND COMPONENTS
The wide range of Chevrolet Performance intake manifolds are cast-iron and aluminum for carbureted and fuel injected applications. These intake manifolds were designed specifically for GM engines so you know they will deliver optimum performance. Due to the profile of some Chevrolet Performance high-rise intake manifolds, hood clearance should be carefully checked before ordering an intake manifold.

Intake Manifold – Oval-Port, square bore, Holley Carburetors
• Same as manifold P/N 12363420, but designed for use with a Holley carburetor
• Dual-plane design requires bolt kit P/N 12367959, which includes 16 bolts (8740 chrome-moly 3/8-16 x 1.5" with 3/8" hex head and 16 5/8" O.D. washers), and manifold gasket kit P/N 12366985
• Accepts air conditioning and alternator brackets and a latemodel water neck

NOTE: Will not fit production Corvettes, and may not fit Chevelles. Manifold carb flange height is 4.450".

NOTE: Open carburetor spacer is not recommended with use of dual-plane manifolds.

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