BBC AIR GAP INTAKE MANIFOLD DUAL PLANE CHEV 454 BLACK OVAL

Get the maximum power from your carburetted engine with this Air Gap Big Block Chevy carburetted cast intake manifold. This dual-plane intake manifold is designed tokeep your air and fuel distribution going into the engine at a steady and even flow for maximum performance and efficiency. The carburettor-mounting pad is designed to accept aftermarketsquare-bore carburettors with either manual or electric choke options available on today’s market. Specifically designed for 396-502 cubic inch big-block Chevy engines with large oval-port cylinder heads (1975and earlier) operating from 1500 to 6500 rpm range. In most cases, these manifolds accept late model water necks,air conditioning, alternator and H.E.I. ignition systems. This manifold is a Hi-Rise race style manifold designed for high rpmand large cubic inch engines. It does feature dual distributor hold-downs and four corner water ports plus afifth water outlet in the front of the manifold. Intake Runnersshould be port matched to yourcylinder heads for optimal performance. • FitsBig Block Chevy 396-502 Cubic Inch Engines. • Dual Plane Configuration. • RPM operating range - 1500 to 6500. • Black Finish.