CHEVROLET Manley Engines & Components

Valve, Intake, XH-426 Stainless, 2.300 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each

Part Number: MAN-11730-1

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Valve, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11390-1

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Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Each

Part Number: MAN-221422-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.940 in. Diameter, .3415 in. Stem, 5.140 in. Length, Chevy, Small Block, Each

Part Number: MAN-11748-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.000 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11360-1

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Estimated Ship Date: Today

Valve, Exhaust, XH-426 Stainless Steel, 1.550 in. Diameter, .314 in. Stem, 4.923 in. Length, Each

Part Number: MAN-11361-1

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .314 in. Stem, 4.923 in. Length, Chevy, LS, Each

Part Number: MAN-11365-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.080 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11398-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valves, Exhaust, XH-428 Stainless, 1.500 in. Diameter, 5.140 in. Length, Chevy, Small Block, Each

Part Number: MAN-11747-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11362-1

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Valve, Exhaust, Stainless Steel, 1.575 in. Diameter, .313 in. Stem, 4.923 in. Length, Chevy, Each

Part Number: MAN-11363-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valves, Intake, NK-844 Stainless, 2.100 in. Diameter, .342 in. Stem, 5.026 in. Length, Each

Part Number: MAN-11852-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve Spring, Nex Tek, Dual, 1.324 in. Outside Diameter, 435 lbs/in., Each

Part Number: MAN-221421-1

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Estimated Ship Date: Today

Valve, Severe Duty, XH-426 Stainless Steel, Exhaust, 1.600 in. Diameter, 4.923 in. Length, Each

Part Number: MAN-11677-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve, Race Flo, Intake, Stainless Steel, 2.055 Head Diameter, .3415 Stem Diameter, 5.040 in. Length, Each

Part Number: MAN-11546-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .313 in. Stem, 4.874 in. Length, Each

Part Number: MAN-11350-1

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Estimated Ship Date: May 8, 2026 if ordered today

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Valves, Intake, XH-428 Stainless, 2.080 in. Head Diameter, 4.874 in. Length, Chevy, 5.7, 6.0L, Set of 8

Part Number: MAN-11682-1

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Estimated Ship Date: May 8, 2026 if ordered today

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