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The COMP Cams Ultra Pro Magnum roller rocker arm is a stud-mount 1.7 ratio unit with a 7/16" stud for Ford V8 Boss 302, 351C and 429-460 applications. Investment-cast 8650 chromemoly construction and a black oxide finish enhance strength and corrosion resistance. Oversized trunnions, precision-sorted needle bearings and hardened roller tips reduce inertia and are specified to withstand up to 850 lbs of open spring pressure for durable performance.
COMP Cams Rocker Arm FC FF 1.7 7/16 Ultra
