Edelbrock Performer 400 Intake Manifold is Designed for Ford 351/400 Modified Engines, 1971-82 400 c.i.d. w/ 2V Cleveland Heads & 1975-82 351-M V8's. Will not fit 1974 & earlier 351-C V8s. Accepts 4150-Style Square-Bore Carb. Non-EGR