CHEVROLET Manley Engines & Components

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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Estimated Ship Date: Monday 9/29/2025

Valve, Intake, Race Series, Stainless Steel, 2.055 in. Diameter, 0.3415 in. Stem, 5.140 in. Length, Each

Part Number: MAN-11552-1

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Estimated Ship Date: Nov 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: Nov 11, 2025 if ordered today

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .3415 in. Stem, 4.951 in. Length, Each

Part Number: MAN-11860-1

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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, Intake, Stainless Steel, 2.165 in. Diameter, .313 in. Stem, 4.900 in. Length, Each

Part Number: MAN-11686-1

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Estimated Ship Date: Nov 10, 2025 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-S/D 2.100,+.200

Part Number: MAN-11862-1

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Valve, Intake, Stainless Steel, 2.055 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11306-1

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Estimated Ship Date: Nov 10, 2025 if ordered today

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

Part Number: MAN-11716-1

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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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Valves, VALVE-R/F AFR SERIES 2.080

Part Number: MAN-12308-1

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Valve, AFR intake, 2.080 +.100 Race Flo, .3133 stem, set of 8

Part Number: MAN-12310-1

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Estimated Ship Date: Nov 11, 2025 if ordered today

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BOLT-7/16 ARP 625 PLUS 1.450

Part Number: MAN-42252-1

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11300-1

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Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .342 in. Stem, 5.065 in. Length, Chevy, Each

Part Number: MAN-11301-1

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Valve, Intake, Stainless Steel, 1.94 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11302-1

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Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .311 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11303-1

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Valve, Intake, Stainless Steel, 2.02 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11304-1

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11230-1

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VALVE-R/M 1.600, +.100, .3136 STEM

Part Number: MAN-12303-1

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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, .341 in. Stem, 5.165 in. Length, Chevy, Each

Part Number: MAN-11555-1

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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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