Manley Race Series Gen II Custom Valves

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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 Race Series Gen II Custom Valves 11267-1

Valves, Exhaust, Stainless Steel, 1.650 in. Diameter, .2755 in. Stem, 4.700 in. Length, Each

Part Number: MAN-11267-1

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Manley Race Series Gen II Custom Valves 11249-1

Valves, Exhaust, Stainless Steel, 2.100 in. Diameter, .310 in. Stem, 5.400 in. Length, Set of 8

Part Number: MAN-11249-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Race Series Gen II Custom Valves 11250-1

Valve, Intake, Stainless Steel, 1.890 in. Diameter, .275 in. Stem, 5.430 in. Length, Each

Part Number: MAN-11250-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11276-1

Valve, Intake, Stainless Steel, 1.575 in. Diameter, 0.235 in. Stem, 4.449 in. Length, Each

Part Number: MAN-11276-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11201-1

Valve, Exhaust, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 6.417 in. Length, Universal, Each

Part Number: MAN-11201-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11210-1

Valve, Intake, Stainless Steel, 1.909 in. Diameter, .313 in. Stem, 4.500 in. Length, Universal, Each

Part Number: MAN-11210-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11205-1

Valve, Exhaust, Stainless Steel, 1.575 in. Diameter, .313 in. Stem, 5.000 in. Length, Universal, Each

Part Number: MAN-11205-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11207-1

Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .311 in. Stem, 5.700 in. Length, Universal, Each

Part Number: MAN-11207-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11208-1

Valve, Intake, Stainless Steel, 1.467 in. Diameter, .217 in. Stem, 4.685 in. Length, Universal, Each

Part Number: MAN-11208-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Gen II Custom Valves 11245-1

Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.640 in. Length, Each

Part Number: MAN-11245-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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