Edelbrock part #28962 Super Victor II intake manifold is designed for use with large cubic inch big-block Chevy engines using the latest design conventional rectangular port heads. This single-plane intake manifolds is ideal for any 1,000+ horsepower drag race engine with high air flow requirements. The Super Victor II intake manifold is CNC port matched for Edelbrock/Musi Victor 24 degree CNC 377cc cylinder heads #61409. Accepts standard height distributors. The manifold has an extra large carburetor outer flange with a 5" x 5" opening to fit high flow carburetors and throttle stops.