CHEVROLET Manley Parts and Accessories

Valves, Exhaust, XH-432 Xtreme Alloy, 1.880 in. Head Diameter, 5.454 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-11731-8

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.5 in. Diameter, .342 in. Stem, 5.035 in. Length, Set of 8

Part Number: MAN-10705-8

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10549-1

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Estimated Ship Date: Mar 25, 2026 if ordered today

Timing Chain and Gears, Double Roller, 3-bolt, Steel Sprockets, Chevy, Small Block, Set

Part Number: MAN-73141

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.300 in. Diameter, .372 in. Stem, 5.513 in. Length, Chevy, Each

Part Number: MAN-11570-1

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Valve, Intake, NK-844 Stainless Steel, 2.065 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Each

Part Number: MAN-11554-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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

Part Number: MAN-11587-1

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Estimated Ship Date: Mar 25, 2026 if ordered today

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .313 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11231-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.936 in. Length, Chevy, Each

Part Number: MAN-11827-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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SPRING-LS-1 .800 LIFT

Part Number: MAN-221421-16

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Estimated Ship Date: Apr 13, 2026 if ordered today

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

Part Number: MAN-11832-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Guideplates, 5/16, Flat Style, Steel, Black Oxide, Chevrolet SB, Set of 8

Part Number: MAN-42355-8

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Estimated Ship Date: Today

Valve, Exhaust, Stainless Steel, 1.60 in. Diameter, .311 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11305-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve Spring, Dual, 1.340 in. Outside Diameter, 394 lbs./in. Rate, 1.050 in. Coil Bind Height, Set of 16

Part Number: MAN-221435-16

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Estimated Ship Date: Apr 14, 2026 if ordered today

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

Part Number: MAN-10728-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve, BBC intake 2.250 +.250 Street Master

Part Number: MAN-10868-1

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Estimated Ship Date: Today

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .314 in. Stem, 4.923 in. Length, Chevy, LS, Each

Part Number: MAN-11365-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Forged, Dish, 4.070 in. Bore, Chevy, Small Block, Each

Part Number: MAN-592870DC-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Forged, Flat, 4.065 in. Bore, Chevy, Small Block, Each

Part Number: MAN-592565PC-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Each

Part Number: MAN-10752-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .311 in. Stem, 5.240 in. Length, Chevy, Each

Part Number: MAN-11335-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Connecting Rod, ROD-BBC 6.700 H BEAM

Part Number: MAN-14072-1

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: MAN-221438-16

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.605 in. Length, Chevy, Set of 8

Part Number: MAN-11898-8

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.125 in. Diameter, .341 in. Stem, 5.340 in. Length, Chevy, Set of 8

Part Number: MAN-11756-8

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Estimated Ship Date: Mar 20, 2026 if ordered today

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