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. Image is a representation. Actual product may vary

More From This Category

Sonnax Oversized 3-4 Overlap Control Valve Kit, Mercedes 722.6, Each

Sonnax Oversized 3-4 Overlap Control Valve Kit, Mercedes 722.6, Each

$153.99

MANLEY Valve, Titanium, Intake, Bead Loc, 2.25 in. Head Dia, 0.3135 in. Stem Dia, 5.205 in. Length, For Chevrolet LS7, Set of 8

MANLEY Valve, Titanium, Intake, Bead Loc, 2.25 in. Head Dia, 0.3135 in. Stem Dia, 5.205 in. Length, For Chevrolet LS7, Set of 8

$2,421.90

MANLEY Valve, Titanium, NRE Machined, 1 Intake, Bead Loc, Set of 8

MANLEY Valve, Titanium, NRE Machined, 1 Intake, Bead Loc, Set of 8

$4,919.97

MANLEY Valve, Race Master, Exhaust, 1.59 in. Head Dia, 0.3415 in. Stem Dia, 4.8 in. Length, For Ford, Each

MANLEY Valve, Race Master, Exhaust, 1.59 in. Head Dia, 0.3415 in. Stem Dia, 4.8 in. Length, For Ford, Each

$47.58

MANLEY Valve, Titanium, Exhaust, 1.6 in. Head Dia, 0.3415 in. Stem Dia, 5.46 in. Height, Set of 8

MANLEY Valve, Titanium, Exhaust, 1.6 in. Head Dia, 0.3415 in. Stem Dia, 5.46 in. Height, Set of 8

$2,461.66

MANLEY Valve, Race Flo, Intake, 2.1 in. Head Dia, 0.3415 in. Stem Dia, 5.04 in. Length, SBC, Each

MANLEY Valve, Race Flo, Intake, 2.1 in. Head Dia, 0.3415 in. Stem Dia, 5.04 in. Length, SBC, Each

$47.58