Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy - Set of 8 Earl's see PN 260-14248 for a

see PN 260-14248 for a retrofit kit

Shift Improver Kit for 93-06 4L60E

while isolating much of the engine vibration from the vehicle's occupants

Each flare is constructed of virtually indestructible

Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy - Set of 8 Earl's see PN 260-14248 for aProduct Description: Exhaust Valve Extreme Duty 1. 880 in Head 0. 342 in Valve Stem 5. 522 in Long Stainless Big Block Chevy Set of 8 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 University, our