Manley Severe Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy 11815-1 935177 Made of glass fiber and

Made of glass fiber and polyester laminated to an aluminum outer layer

low oxygen

1995-1999 Chevrolet C1500 Suburban

Custom lengths and Kevlar®/Teflon® assemblies available

1991-1996 Chevrolet Caprice

Manley Severe Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy 11815-1 935177 Made of glass fiber andProduct 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