HP+® Pushrods - -0.040" - M8Caracteristicas: Maintain maximum valve lift in your Harley Davidson XL engine Increased stiffness and column rigidity maximizing valve train stability, increasing engine RPM horsepower and torque output 3 8" 4130 chrome moly fixed length one piece pushrods with hardened ball ends Length is 0. 040" under stock, intake 10. 706", exhaust +10. 760" Designed to exceed the needs of performance engines using larger lift camshafts and high spring pressures,