CHEVROLET Manley Engines & Components

VALVE-S/D 2.300,+.200

Part Number: MAN-12784-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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VALVE-BBC S/D 1.940

Part Number: MAN-12803-1

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Valve, Intake, 2.325 in. Diameter, Stainless Steel, 0.250 in. Over Installed Length, Chevy, Big Block, Each

Part Number: MAN-12838-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each

Part Number: MAN-12850-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.494 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-12854-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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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, Intake, 2.350 in. Diameter, Stainless Steel, 0.350 in. Over Installed Length, Chevy, Big Block, Each

Part Number: MAN-12880-1

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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, 2.080 in. Diameter, .342 in. Stem, 5.140 in. Length, Chevy, Each

Part Number: MAN-11320-1

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

Part Number: MAN-11323-1

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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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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .342 in. Stem, 5.140 in. Length, Each

Part Number: MAN-11330-1

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .342 in. Stem, 5.240 in. Length, Chevy, Each

Part Number: MAN-11332-1

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Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Each

Part Number: MAN-11333-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .342 in. Stem, 5.340 in. Length, Chevy, Each

Part Number: MAN-11334-1

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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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Estimated Ship Date: Mar 13, 2026 if ordered today

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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, Exhaust, Stainless Steel, 1.600 in. Diameter, .274 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11235-1

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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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Estimated Ship Date: Mar 13, 2026 if ordered today

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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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Estimated Ship Date: Mar 13, 2026 if ordered today

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

Part Number: MAN-11306-1

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Valve, Exhaust, Stainless Steel, 1.735 in. Diameter, .372 in. Stem, 5.105 in. Length, Chevy, Each

Part Number: MAN-11311-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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