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COMP Cams Ultra Pro Magnum XD 1.8 ratio rocker arm set (16-piece) provides comprehensive stud-mount coverage with 8650 steel construction and a machined billet pushrod seat insert. Fully rebuildable, these rockers use precision-sorted needle bearings and hardened roller tips to distribute load and reduce wear across most spring and retainer diameters. FEA and CAD-refined XD design improves stiffness and MOI for racing applications.
COMP Cams Rockers FC 1.8 7/16in Ultra Pro
