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, 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, 2.020 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11232-1

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

Part Number: MAN-11234-1

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11236-1

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11238-1

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Valve, Intake, Stainless Steel, 2.055 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11240-1

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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, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.365 in. Length, Chevy, Each

Part Number: MAN-11325-1

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Valve, Intake, Stainless Steel, 2.080 in. Diameter, .342 in. Stem, 5.440 in. Length, Chevy, Each

Part Number: MAN-11326-1

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.465 in. Length, Chevy, Each

Part Number: MAN-11327-1

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11328-1

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Valve, Intake, Race Series, Stainless Steel, 2.100 in. Diameter, 0.342 in. Stem, 5.240 in. Length, Set of 8

Part Number: MAN-11594-1

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Valve, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11598-1

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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, 1.725 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Each

Part Number: MAN-11517-1

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Valve, Intake, NK-844 Stainless, 2.300 in. Diameter, .3720 in. Stem, 5.325 in. Length, Each

Part Number: MAN-11530-1

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Estimated Ship Date: Nov 11, 2025 if ordered today

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