Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.465 in Long - Small Block Chevy - Set of 8 H775CBFM 24 db NRR Passive Noise

24 db NRR Passive Noise Attenuation

6 Volts minimum required for starting and running

1975-1976 Chevrolet El Camino

GM TH400 Driven Gear Housing

Fluid Cooler Installation Kit

Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.465 in Long - Small Block Chevy - Set of 8 H775CBFM 24 db NRR Passive NoiseSEVERE 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