Manley Engines & Components

Valve, Intake, NK-844 Stainless, 1.937 in. Diameter, 4.911 in. Length, Chevy, Small Block, Each

Part Number: MAN-11840-1

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Valve, Exhaust, XH-428 Stainless, 1.900 in. Head Diameter, 5.522 in. Length, Chevy, Big Block, Each

Part Number: MAN-11847-1

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Valve, Intake, Severe Duty, Stainless Steel, 2.125 in. Diameter, 0.3415 in. Stem, 5.026 in. Length, Each

Part Number: MAN-11848-1

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Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 5.140 in. Length, Chevy, Each

Part Number: MAN-11858-1

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VALVE-S/D 2.100,+.200

Part Number: MAN-11862-1

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Valve, Race Master, 15 degree Dish, XH-426 Stainless Steel, 1.260 in. Head Diameter, 4.405 in. Length, Each

Part Number: MAN-11649-1

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Valves, VALVE-VW R/M 33mm

Part Number: MAN-11651-1

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Valves, VALVE-VW R/M 33mm

Part Number: MAN-11651B-1

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Valves, Intake, NK-842 Stainless, 42mm Diameter, .313 in. Stem, 4.405 in. Length, Set of 4

Part Number: MAN-11652-1

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Valves, VALVE-VW R/M 42mm

Part Number: MAN-11652B-1

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Valves, VALVE-VW R/M 43.7mm

Part Number: MAN-11654B-1

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Valves, VALVE-VW R/M 37.5mm

Part Number: MAN-11655B-1

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VALVE-VW RAB R/M 40.5mm

Part Number: MAN-11656-1

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Valves, VALVE-VW R/M 48mm

Part Number: MAN-11658B-1

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VALVE-VW IV R/M 38mm

Part Number: MAN-11659-1

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.911 in. Length, Each

Part Number: MAN-11541-1

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Valve, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each

Part Number: MAN-11542-1

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .371 in. Stem, 5.075 in. Length, Mopar, Each

Part Number: MAN-11549-1

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .372 in. Stem, 5.050 in. Length, Mopar, Each

Part Number: MAN-11550-1

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Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 4.940 in. Length, Chevy, Each

Part Number: MAN-11558-1

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Each

Part Number: MAN-11559-1

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Valves, VALVE-VW R/M 38mm

Part Number: MAN-11659B-1

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Valves, VALVE-VW R/M 50mm

Part Number: MAN-11662-1

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VALVE-VW R/M 50mm

Part Number: MAN-11662B-1

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VALVE-VW R/M 40mm

Part Number: MAN-11663B-1

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