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.

More From This Category

MANLEY Valve, Severe Duty, Exhaust, 1.6 in. Head Dia, 0.3415 in. Stem Dia, 5.265 in. Length, SBC, Set of 8

MANLEY Valve, Severe Duty, Exhaust, 1.6 in. Head Dia, 0.3415 in. Stem Dia, 5.265 in. Length, SBC, Set of 8

$607.34

MANLEY Valve, Severe Duty, Intake, 1.94 in. Head Dia, 0.3415 in. Stem Dia, 5.011 in. Length, Each

MANLEY Valve, Severe Duty, Intake, 1.94 in. Head Dia, 0.3415 in. Stem Dia, 5.011 in. Length, Each

$78.54

MANLEY Valve, Titanium, X20 1.825 in. Head Dia, .3110 in. Stem Dia, Bead Loc, Set of 8

MANLEY Valve, Titanium, X20 1.825 in. Head Dia, .3110 in. Stem Dia, Bead Loc, Set of 8

$2,550.76

Sonnax Oversized Clutch C Regulator Valve, Ford, ZF6Hp19/26/32, 6R60/6R75/6R80, Each

Sonnax Oversized Clutch C Regulator Valve, Ford, ZF6Hp19/26/32, 6R60/6R75/6R80, Each

$52.45