Edelbrock part #2954 Victor 440 intake manifold is for competition and high-rpm 413-426-440 c.i.d. Chrysler V8's. This Victor 440 has an all-new runner design that delivers maximum power from 3500 to 7500 rpm. This single-plane intake manifold includes nitrous bosses and is designed for square-bore carburetors. Dual carburetor bolt hole patterns are provided for both standard and Thermo-Quad carbs, with sufficient carburetor pad material for conversion to a Thermo-Quad carburetor for Super Stock applications. Match this race-winning manifold with Edelbrock Performer RPM Chrysler 440 aluminum cylinder heads #60189 or #60929 or Victor heads #77919 or #77929 for maximum performance. Will not fit 1962-64 Max Wedge heads. The #7798 valley cover is required when used with Edelbrock Victor Series heads.