Tappets – Race Series® – Standard – Twin Cam

Full-travel hydraulic lifters made from machined steel designed with .200″ of travel; Exceed the needs of large-lift camshafts and higher spring pressures with a slower bleed-down rate; Maintain proper and critical oil flow to valves, springs, rockers, shafts and valve guides; Increases engine RPM and valvetrain stability; decreases valve float for maximum valve lift; Recommended for both strip and performance street engines; Made in the USA; High-volume oil pump recommended.; Recommended for engines running higher than 185 lb (84 kg) valve spring seat pressure.