CHEVROLET Manley Engines & Components

Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10549-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11565-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .3136 in. Stem, 4.923 in. Length, Set of 8

Part Number: MAN-11365-8

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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11566-8

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Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Set of 16

Part Number: MAN-221422-16

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Lightweight, 4340 Billet, 4.000 Stroke, Chevy, LS1, Each

Part Number: MAN-190858B

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valve, Race, XH-426 Stainless Steel, Exhaust, 1.590 in. Diameter, 4.923 in. Length, Set of 8

Part Number: MAN-11661-8

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Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.610 in. Length, Chevy, Set of 8

Part Number: MAN-11878-8

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Valve Springs, Single, 1.550 in. Outside Diameter, 460 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16

Part Number: MAN-22406-16

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Valve Spring, Dual, 1.290 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: MAN-221436-16

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Valves, Race Flo, Intake, Stainless, 1.84 in. Diameter, 4.911 in. Long, Chevy, Small Block, Set of 8

Part Number: MAN-11506-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.065 in. Length, Chevy, Set of 8

Part Number: MAN-11545-8

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Valves, Intake, Stainless Steel, 2.190 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Set of 8

Part Number: MAN-10728-8

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Valves, Exhaust, XH-432 Stainless, 1.880 in. Diameter, .3415 in. Stem, 5.522 in. Length, Set of 8

Part Number: MAN-11737-8

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Valves, Intake, Stainless Steel, 2.205 in. Diameter, 0.313 in. Stem, 5.200 in. Length, Chevy, Set of 8

Part Number: MAN-11688-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10765-8

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Guideplate 8pc. Set Big Block Chevy 3/8" Pushrod

Part Number: MAN-42164-8

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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10550-8

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Valve, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.494 in. Length, Chevy, Each

Part Number: MAN-11854-1

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Timing Chain and Gears, Double Roller, Steel Sprockets, Chevy, Small Block, Kit

Part Number: MAN-73163

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Camshaft Thrust Button, Roller Style, Steel, 0.690 in. Length, Buick, Chevy, Pontiac, Small Block Chevy, Each

Part Number: MAN-42113

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Valve Springs, Single, 1.250 in. Outside Diameter, 357 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16

Part Number: MAN-22409-16

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Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Set of 8

Part Number: MAN-10727-8

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Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Ford, Set of 8

Part Number: MAN-11743-8

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Estimated Ship Date: Mar 11, 2026 if ordered today

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Cylinder Head Bolts, Steel, Natural, Hex, Chevy, Small Block, Stock, Edelbrock Performer, RPM, Heads, 1-Head

Part Number: MAN-42171

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