Description

Ultra ARC Aluminum Shaft-Mount Roller Rocker Arms for Ford FE The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power improve valvetrain stability and enhance oiling efficiency. Their extruded designâ??developed using FEA analysisâ??creates a stronger stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature an Arced Recessed Countroured design delivers an optimal strength-to-weight ratio. Backed by a Lifetime Warrantyâ??buy them once and use them forever. Engineered for applications running up to 700 lbs of open spring pressure.