Do you have a boosted, high-heat, high-horsepower engine? Manley offers custom race valves for your high performance engine. These Race Series Gen II custom valves are manufactured from XH-426 (exhaust) and NK-842 (intake) materials with hard tips and hardened grooves. They are tailored to length, groove position, head diameter, margin, and other specifications that you request when ordering. So, whether you're building an engine or are a serious racer, Manley is committed to seeing that you're there at the finish.

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MANLEY Valve, Race Master, Intake, 38mm Head Dia, 0.2355 in. Stem Dia, 4.722 Length, For Ford 5.0L, Each

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MANLEY Valve, Extreme/Severe Duty, Intake, 2.225 in. Head Dia, 0.3133 in. Stem Dia, 5.6 in. Length, Gen II, Set of 8

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MANLEY Valve, Severe Duty, Exhaust, 1.75 in. Head Dia, 0.3705 in. Stem Dia, 5.426 in. Length, For Ford, Set of 8

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MANLEY Valve, Titanium, Intake, Bead Loc, 2.3 in. Head Dia, 0.3415 in. Stem Dia, 5.35 in. Length, Each

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

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