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, Race Master, Exhaust, 1.55 in. Head Dia., 0.3136 in. Stem Dia., 4.923 in. Length, For Chevrolet LS1, Each

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MANLEY Valve, Titanium, Intake, Bead Loc, 2.45 in. Head Dia., 0.3415 in. Stem Dia., 5.6 in. Length, Set of 8

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MANLEY Valve, Race Flo, Intake, 2.1 in. Head Dia., 0.3415 in. Stem Dia., 5.14 in. Length, SBC, Set of 8

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MANLEY Valve, Custom, Titanium, .3415 in. Stem Dia., Each

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MANLEY Valve, Race Master, Intake, 40.5mm Head Dia., 0.313 in. Stem Dia., 3.976 in. Length, Volkswagen, Set of 4

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MANLEY Valve, Severe Duty, Intake, 2.08 in. Head Dia., 0.311 in. Stem Dia., 5.01 in. Length, SBC, Each

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