Designed for 440 c.i.d. Chrysler engines with 3x2-bbl, carbs, also fits 413 and 426 Wedge. #2475 is stock replacement/street legal part for 440 V8s with OEM 3x2-bbl. carbs; 1968-71. This manifold was original equipment on Chrysler 440 Six-Pack engines, Chrysler #P04529056. Will not fit 1962-64 Max Wedge heads. ** Recommended intake gasket: #7225. Manifold height: A-4.875", B-5.63" measured to engine block; Carb pad height: 5.25". Port exit dimensions: #2475 - 1.10" x 2.12". For the heights of all Edelbrock manifolds, please visit the the Manifold Reference Dimensions