Manley Severe Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy 11845-1 4125CSMBU Tough cured finish resists oil

Tough cured finish resists oil

cast deep aluminum transmission pans

Two 66" long 90° door braces

requiring use of a Fuel Economy low friction and low HTHS (High Temperature High Shear) viscosity oil

Application specific (Non universal)Vehicle Applications: 2014-2018 Chevrolet Silverado/Sierra 1500 2wd/4wd (All Cabs) -2" to +2"Vehicle Applications: 2014-2018 Chevrolet Silverado/Sierra 1500 2wd/4wd (All Cabs) -2" to +2"

Manley Severe Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy 11845-1 4125CSMBU Tough cured finish resists oilProduct Description: Exhaust Valve Severe Duty 1. 880 in Head 0. 342 in Valve Stem 5. 522 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