COMP Cams Rocker Arm Ultra Gold Arc FS - 19049-1

Manufactured entirely in the U.S.A., all Ultra-Gold ARC Series Aluminum Rocker Arms feature a spring oiler channel through the body for improved lubrication. Trunnion retaining clips have been replaced with an ultra durable spiral lock type clip, similar to what Oldsmobile a piston pin in place. Stress relieving radii have also been added to areas of the body, trunnion and Pushrod seat insert. Even the included locking nuts have been revised to increase surface area to better maintain lash and eliminate wear. Part #19049-1 - (1) Rocker for Ford Small Block V8 289-302-351W - 7/16" Stud - 1.72 Ratio. Next Gen Ultra-Gold Rockers increase engine power, enhance valve train stability and improve oiling. New extrusion based on improvements developed through FEA analysis, resulting in an even stronger, stiffer body without compromising mass. Arced channel and contoured top give the Rockers the best strength to weight ratio possible. Exclusive spiral lock type clips replace retaining clips. Lifetime Warranty - Buy them once, use them for a lifetime! for use with up to 700 lbs of open spring pressure. Must use screw-in Studs and guide plates.