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, Extreme Duty, Exhaust, 31.5mm in. Head Dia., 0.2345 in. Stem Dia., 4.274 in. Length, For Ford 5.0L, Set of 8

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MANLEY Valve, Extreme/Severe Duty, Exhaust, 1.496 in. Head Dia., 0.274 in. Stem Dia., 5 in. Length, Gen II, Set of 8

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MANLEY Valve, Severe Duty, Exhaust, 1.6 in. Head Dia., 0.3415 in. Stem Dia., 5.565 in. Length, SBC, Each

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MANLEY Valve, Severe Duty, Intake, 2.3 in. Head Dia., 0.3415 in. Stem Dia., 5.494 in. Length, Set of 8

MANLEY Valve, Severe Duty, Intake, 2.3 in. Head Dia., 0.3415 in. Stem Dia., 5.494 in. Length, Set of 8

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MANLEY Valve, Titanium, Intake, Bead Loc, 2.1 in. Head Dia., 0.3135 in. Stem Dia., 5.08 in. Length, Set of 8

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MANLEY Valve, Titanium, Intake, 2.25 in. Head Dia., 0.3415 in. Stem Dia., 5.35 in. Length, Set of 8

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