Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.422 in Long - Big Block Chevy RS00100209 Quarter Master Pro-Series 5

Quarter Master Pro-Series 5

Vehicle Applications: 2017-2022 Ford F-250 Super Duty 98

Designed for all applications making up to 650 horsepower

and hold a higher voltage during discharge than a comparably sized lead acid battery

With a 3/8" base thread and a 7/16" rocker thread

Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.422 in Long - Big Block Chevy RS00100209 Quarter Master Pro-Series 5Product Description: Exhaust Valve Extreme Duty 1. 880 in Head 0. 342 in Valve Stem 5. 422 in Long Stainless Big Block Chevy Sold Individually Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown