Edelbrock part #21213 Performer 289 intake manifold is designed for street 260-289-302 c.i.d. Ford V8's without EGR. Will not fit Boss 302 or 255 c.i.d. V8's. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket Product Features:Idle-5500 RPM RangeDual Plane Type-4150 Style Flange3.5 in. Front Height, 4.12 in. Center Height, 4.75 in. Rear HeightBlack Powder Coated FinishMade In The USA
