Edelbrock Intake Manifold Chrysler Gen II 426-572 Hemi Dual Quad Single Plane for EFIEdelbrock part #75245 Dual Quad HEMI EFI intake manifold is intended for use with Mopar Gen II (1964 71) 426 572 HEMI engines operating in the 2,500 to 6,500+ range. This new intake manifold is a single plane Air Gap design with a dual square bore 4150 style throttle body pad. Throttle body spacing and height are the same as Mopar Performance dual quad #P5153737, making it a direct bolt on to all vehicles with a shaker hood. The Dual Quad HEMI is