Exhaust Valve - Severe Duty - 1.600 in Head - 0.342 in Valve Stem - 5.065 in Long - Stainless - Small Block Chevy - Each

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Reference Information

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .3415 in. Stem, 5.065 in. Length, Each

Manley Severe Duty series performance valves are a great choice for your high performance or race engine. All valves are made from stainless steel (intakes are NK-844; exhausts are XH-428) with chrome stems and hardened valve tips. Severe Duty series valves are made of superior materials, are fully machined and swirl polished, and are available with either undercut "Pro Flo" stems or straight stems.