Manley Race series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel (intakes are NK-842; exhausts are XH-426) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.

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MANLEY Valve, Pro Flo, Intake, 2.08 in. Head Dia, 0.3133 in. Stem Dia, 4.935 in. Length, For Chevrolet SB, Each

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MANLEY Valve, Severe Duty, Intake, 1.71 in. Head Dia, 0.3415 in. Stem Dia, 4.73 in. Length, For Buick V6, Set of 6

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