Features. These Performer Aluminum Heads are made in the USA and feature threaded inserts in rocker studs and exhaust bolt holes for superior strength and durability, and manganese-bronze valve guides.
Application. The Edelbrock Performer Aluminum Heads are designed to be used with Ford's 289, 302, or 351 Windsor V8 engines.
Technical Notes. Hardened pushrods required (flat tappet only). Will not accept rail rockers. 289-302 V8s require Head Bolt Bushings #9680 and either Head Bolt Kit #8552 (7/16") or stock head bolts. Match with Edelbrock head gasket sets. Recommended spark plugs 14mm x 3/4" reach with flat gasket seat.