CHEVROLET Manley Engines & Components

Valve, Intake, Stainless Steel, 2.080 in. Diameter, .342 in. Stem, 5.240 in. Length, Chevy, Each

Part Number: MAN-11322-1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.125 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11340-1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.165 in. Length, Chevy, Each

Part Number: MAN-11331-1

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Valve, Intake, Stainless Steel, 2.125 in. Diameter, .342 in. Stem, 5.140 in. Length, Chevy, Each

Part Number: MAN-11342-1

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Valve, Intake, NK-842 Stainless, 2.250 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each

Part Number: MAN-11722-1

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.100 in. Diameter, .3415 in. Stem, 5.140 in. Length, Chevy, Small Black, Each

Part Number: MAN-11584-1

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Valve, Intake, NK-842 Stainless, 2.190 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each

Part Number: MAN-11720-1

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Valves, Exhaust, Severe Duty, Stainless Steel, 1.880 in.Diameter, 0.311 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-12815-1

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Valve, Intake, Stainless Steel, 1.720 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each

Part Number: MAN-11540-1

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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: Apr 7, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.605 in. Length, Chevy, Each

Part Number: MAN-11898-1

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Valve, Intake, NK-844 Stainless, 2.080 in. Head Diameter, 5.440 in. Length, Chevy, Small Block, Each

Part Number: MAN-11512-1

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Valve, Intake, Severe Duty, Stainless Steel, 2.250 in. Diameter, 0.372 in. Stem, 5.433 in. Length, Each

Part Number: MAN-11534-1

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Valve, Intake, NK-844 Stainless, 2.400 in. Diameter, .3415 in. Stem, 6.600 in. Length, Each

Part Number: MAN-11582-1

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .3136 in. Stem, 5.215 in. Length, Chevy, LS3, LS99, Each

Part Number: MAN-12353-1

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Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .3415 in. Stem, 4.951 in. Length, Each

Part Number: MAN-11861-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.522 in. Length, Each

Part Number: MAN-11515-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.354 in. Length, Chevy, Each

Part Number: MAN-11563-1

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Valve, Race, NK-844 Stainless Steel, Intake, 2.125 in. Diameter, 5.240 in. Length, Chevy, Set of 8

Part Number: MAN-11778-1

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Estimated Ship Date: Apr 8, 2026 if ordered today

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VALVE-S/D 2.300,+.200

Part Number: MAN-11784-1

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Valve, Intake, Stainless Steel, 2.250 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Each

Part Number: MAN-11524-1

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.900 in. Diameter, 0.3415 in. Stem, 6.380 in. Length, Each

Part Number: MAN-11581-1

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, 1 Head, Set

Part Number: MAN-42322

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Valve, Intake, Severe Duty, Stainless Steel, 2.125 in. Diameter, 0.3415 in. Stem, 5.440 in. Length, Each

Part Number: MAN-11508-1

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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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Estimated Ship Date: Apr 6, 2026 if ordered today

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