Edelbrock part 2893 Super Victor 440 Max Wedge intake manifold is designed for 413 - 440 - 500 RB with Max Wedge heads and 4500 Series carburetors. This intake manifold is designed to fit 1962 - 64 Max Wedge heads or the Edelbrock Victor Max Wedge cylinder heads 77939 and 77949 for maximum performance. For competition and high - rpm Chrysler V8's, the Super Victor 440 has an all - new runner design that delivers maximum power from 3500 to 8000 rpm in drag race applications. The manifold port exits are CNC machined to 1.30 x 2.58. Edelbrock part 7798 valley cover is required when used with Edelbrock Victor Series cylinder heads.