Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.036 in Long - Small Block Chevy - Set of 8 11823-8 13100905 Zinc Plated Linkage And Mounting

Zinc Plated Linkage And Mounting Hardware

Chevrolet: Corvette 57 - 61 4

NOTE: Wrapping of the catalytic converter is not recommended

The momentary 12 V switch can be used to activate line lock

Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.036 in Long - Small Block Chevy - Set of 8 11823-8 13100905 Zinc Plated Linkage And MountingSEVERE DUTY SERIES Superior Stainless for High Temperature Gasoline Engines Exhaust Material XH 428 with Double the Ultimate Tensile Strength ( at 1500 F ) over the competition Intake Material NK 844 with 1000 Times Better Fatigue Strength than competitors offerings 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