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.

More From This Category

Trick Flow Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.980 in. Length, For Chevrolet, For Ford, Each

Trick Flow Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.980 in. Length, For Chevrolet, For Ford, Each

$48.74

Sonnax Boost Valve Kit, GM 6L45/50/80/90, Each

Sonnax Boost Valve Kit, GM 6L45/50/80/90, Each

$44.25

MANLEY Valve, Race Master, Exhaust, 1.6 in. Head Dia., 0.3136 in. Stem Dia., 4.923 in. Length, For Chevrolet LS1, Set of 8

MANLEY Valve, Race Master, Exhaust, 1.6 in. Head Dia., 0.3136 in. Stem Dia., 4.923 in. Length, For Chevrolet LS1, Set of 8

$275.90

MANLEY Valve, Custom, Titanium, .3135 in. Stem Dia., Set of 8

MANLEY Valve, Custom, Titanium, .3135 in. Stem Dia., Set of 8

$1,649.72

MANLEY Valve, Extreme/Severe Duty, Exhaust, 2 in. Head Dia., 0.3415 in. Stem Dia., 6.7 in. Length, Gen II, Set of 8

MANLEY Valve, Extreme/Severe Duty, Exhaust, 2 in. Head Dia., 0.3415 in. Stem Dia., 6.7 in. Length, Gen II, Set of 8

$505.41

MANLEY Valve, Race Master, Intake, Bead Loc, 44.5mm Head Dia., 0.275 in. Stem Dia., 4.705 Length, For Ford, Each

MANLEY Valve, Race Master, Intake, Bead Loc, 44.5mm Head Dia., 0.275 in. Stem Dia., 4.705 Length, For Ford, Each

$37.02