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COMP Cams Ultra Pro Magnum XD 1.7 ratio rocker arm set (8-piece) for 3/8" stud Ford 289, 302 and 351 Windsor engines offers rebuildable stud-mount durability. Machined from 8650 steel with a billet pushrod seat insert, these rockers include precision-sorted needle bearings and hardened roller tips to limit wear and distribute load. FEA and CAD-refined XD design enhances stiffness and MOI for racing and endurance use.
COMP Cams Rockers FS 1.7 3/8in Ultra Pro
