CHEVROLET Manley Engines & Components

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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Estimated Ship Date: Apr 8, 2026 if ordered today

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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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Valve, Intake, Stainless Steel, 2.190 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Each

Part Number: MAN-11520-1

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Valve, Intake, Stainless Steel, 2.250 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Each

Part Number: MAN-11526-1

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Valves, VALVE-S/D 1.720,+.200

Part Number: MAN-11716-1

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Valves, Intake, Stainless Steel, 1.930 in. Diameter, .3133 in. Stem, 5.232 in. Length, LS 5.3L, Set of 8

Part Number: MAN-12358-1

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Valve, Exhaust, XH-428 Stainless, 1.900 in. Diameter, .3415 in. Stem, 5.422 in. Length, Each

Part Number: MAN-11817-1

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Valve, Intake, Stainless Steel, 2.190 in. Diameter, .341 in. Stem, 5.344 in. Length, Chevy, Ford, Each

Part Number: MAN-11822-1

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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, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.221 in. Length, Each

Part Number: MAN-11579-1

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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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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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Valve, Exhaust, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 6.400 in. Length, Chevy, Each

Part Number: MAN-11583-1

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.936 in. Length, Each

Part Number: MAN-11585-1

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VALVE-S/D 2.080,+.400

Part Number: MAN-11764-1

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Valve, Exhaust, Race Master, Stainless Steel, 1.900 in. Diameter, 0.3415 in. Stem, 5.422 in. Length, Each

Part Number: MAN-11765-1

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Valve, Exhaust, 1.900 in. Head Diameter, 8.68mm Stem Diameter, 5.522 in. Overall Length, Chevy, Each

Part Number: MAN-11769-1

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Valve, Intake, Severe Duty, Stainless Steel, 2.100 in. Diameter, 0.3415 in. Stem, 5.540 in. Length, Each

Part Number: MAN-11770-1

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Valve, Exhaust, Stainless Steel, 1.900 in. Diameter, .344 in. Stem, 5.522 in. Length, Each

Part Number: MAN-11775-1

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Valve, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.341 in. Stem, 5.065 in. Length, Each

Part Number: MAN-11797-1

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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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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .342 in. Stem, 5.111 in. Length, Chevrolet, Small Block Gen 1, Each

Part Number: MAN-11744-1

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Valves, Severe Duty, 7 degree Dish, NK-844 Stainless, 2.100 in. Head Diameter, 5.211 in. Length, Set of 8

Part Number: MAN-11746-1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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