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, 1.59 in. Head Dia., 0.3136 in. Stem Dia., 5.205 in. Length, For Chevrolet LT1, Set of 8

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MANLEY Valve, Race Flo, Exhaust, 1.6 in. Head Dia., 0.3415 in. Stem Dia., 5.08 in. Length, For Ford SB, Each

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Dart Valve, BBC Intake, 2.300 in. Head Diameter, .344 in. Stem, +.250, Set of 8

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MANLEY Valve, Severe Duty, Exhaust, 1.625 in. Head Dia., 0.3415 in. Stem Dia., 5.365 in. Length, SBC, Set of 8

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MANLEY Valve, Street Flo, Exhaust, 1.6 in. Head Dia., 0.3415 in. Stem Dia., 4.911 in. Length, SBC, Each

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MANLEY Valve, Custom, Titanium, .3110 in. Stem Dia., Each

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