Feuling Parts 4018 - Feuling Parts Race Series Full-Travel Hydraulic Lifters For Harley Davidson FL

Features: 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.. Must check clearance on front exhaust lifter to camshaft flange fit. Oversize +0.001" outer diameter..