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COMP Cams Ultra Pro Magnum XD 1.6 ratio rocker is designed for 7/16" stud Ford 289, 302 and 351 Windsor applications. Machined from 8650 steel and fitted with a billet pushrod seat insert, this rebuildable stud-mount rocker features precision-sorted needle bearings and hardened roller tips to reduce wear and work with most spring and retainer diameters. XD geometry and FEA/CAD refinement enhance strength, stiffness and MOI for track use.
COMP Cams Rocker FS 1.6 7/16in Ultra Pro
