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Cylinder Head Specs: chamber volume: 60cc; Intake runner volume: 170cc; Exhaust runner volume: 60cc; Intake v. diameter: 1.94"; Exhaust v. diameter: 1.55"; V. stem diameter: 11/32"; Valve guides: Manganese bronze; Deck thickness: 5/8"; Valve s. diameter: Springs NOT Included; Rocker stud: 3/8"; Guideplate: Hardened steel; Pushrod diameter: 5/16"; V. angle: 20°; Exhaust port location: Stock; Spark plug fitment: 14mm x 3/4 reach, gasket seat. These heads are designed exclusively for the SCCA American Sedan Series Class. They feature 1.94" intake, 1.55" exhaust valve sizes and non interlocking valve seats. The casting is manufactured of A356 aluminum and heat treated to T6 spec for superior quality. All heads include manganese-bronze valve guides, one-piece stainless steel valves with hardened tips, ductile iron valve seats and Heli-Coil(R) threaded inserts in the exhaust and rocker stud holes. Bare heads will require final sizing of the valve guides and proper valve job prior to the installation of valves. All Edelbrock SCCA RPM heads are engraved with the SCCA approved logo and are legal for the American Sedan Class. For additional information, please refer to the SCCA rule book. Match with the SCCA approved Performer RPM intake, #7121. INSTALLATION NOTE: Hardened pushrods required, use Edelbrock #9632 (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. Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using. Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. This head does not include valve springs due to the wide variety of camshafts used in competition. Deck thickness: 5/8", rocker stud diameter: 3/8", pushrod diameter: 5/16" (width of slot in guide plate).
|Cylinder Head Type||Standard|
|Engine Make/Size||Ford 289-351W|
|Preparation||Requires Professional Preparation (Bare)|
*Some manufacturer restrictions apply.
Founded in 1938, Torrance-based Edelbrock, LLC is recognized as one of the nation’s premier designers, manufacturers and distributor of performance replacement parts for the automotive aftermarket. Edelbrock produces their core products in the United States of America using state-of-the-art equipment in their world class manufacturing facilities. Edelbrock, LLC encompasses five locations in Southern California and one location in North Carolina totaling more than 500,000 square feet.
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