Wilson Plenum Ported Holley 300-277 8.2 Deck SBF 289-347 ford * Increases Flow Through The

* Increases Flow Through The Carburetor / Throttle Body

Black Powder Coated

Racecars using an ice box typically use the version WITHOUT the radiator cap provision

The runners of the manifold are tuned to peak power at 7

Wilson Plenum Ported Holley 300-277 8.2 Deck SBF 289-347 ford * Increases Flow Through TheHolley 300 277 single plane intake manifold for small block ford optimized with wilson manifolds plenum porting service. Plenum port service includes opening up plenum for increased volume, optimizing angles and taper from the carburetor throttle body entry for better distribution, and improving divider design. The service also includes a gasket match to customer specification. This is not a shelf piece, the manifold must be ordered and ported to the