Race Pushrods - Evolution

Race Pushrods - Evolution Maintains maximum valve lift; increases stiffness and column rigidity Maximizes valve-train stability to increase engine rpm, horsepower and torque output Minimal adjustment parameter eliminates flex and loss of valve-train stability problems Individual length intake and exhaust pushrods keep the adjustment extension to a minimum Designed to exceed performance engine needs using larger lift cams and high spring pressures while maintaining proper and critical oil flow to top-end valve gear Made from CNC-machined 7/16" tapered 4130 chromoly steel tube; 32 thread per-inch adjustment Double jam nut lock system HP+ pushrod wall thickness of 0.095"; Race Series wall thickness of .120" Can be used with hydraulic or solid lifters and street or race engines; "Race" Series recommended when extreme spring pressures are used Fueling pushrods can be used with factory pushrod tubes Made in the U.S.A. Require removal of rocker covers and rocker arm supports.