CHEVROLET Chevy small block Gen III/IV (LS-based engines) Camshafts & Valvetrain

Valve, Severe Duty, XH-426 Stainless Steel, Exhaust, 1.600 in. Diameter, 4.923 in. Length, Each

Part Number: MAN-11677-1

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Valve, Severe Duty, XH-426 Stainless Steel, Exhaust, 1.600 in. Diameter, 4.923 in. Length, Each

Part Number: MAN-11677-8

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Valve, Race, NK-844 Stainless Steel, Intake, 2.055 in. Diameter, 4.874 in. Length, Chevy, Each

Part Number: MAN-11680-1

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Valves, Intake, XH-428 Stainless, 2.080 in. Head Diameter, 4.874 in. Length, Chevy, 5.7, 6.0L, Set of 8

Part Number: MAN-11682-1

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Valves, Intake, XH-428 Stainless Steel, 2.165 in. Diameter, .313 in. Stem, 4.900 in. Length, Chevy, Set of 8

Part Number: MAN-11686H-1

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Valves, Intake, XH-428 Stainless Steel, 2.165 in. Diameter, .313 in. Stem, 4.900 in. Length, Chevy, Set of 8

Part Number: MAN-11686H-8

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VALVE DATS

Part Number: MAN-11689-1

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Valves, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8

Part Number: MAN-11390-8

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Valves, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11390H-1

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Valves, Intake, NK-844 Stainless Steel, 2 in. Diameter, .313 in. Stem, 4.874 in. Length, Each

Part Number: MAN-11360H-1

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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8

Part Number: MAN-11362H-1

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Valves, Intake, Stainless Steel, 2.100 in. Diameter, .313 in. Stem, 4.874 in. Length, Set of 8

Part Number: MAN-11350H-1

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Valves, Intake, Stainless Steel, 2.100 in. Diameter, .313 in. Stem, 4.874 in. Length, Set of 8

Part Number: MAN-11350H-8

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Valve Springs, Gold Series, Dual, 1.290 in. O.D., Titanium Retainers, 7 degree Locks, Valve Seals, Kit

Part Number: PMX-8401

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Valve Spring Retainer, Chevy LS Valve Spring, Steel, ID Locator, Machnd Valve Lock & Viton seal,660 Max

Part Number: MAN-26362134KS

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Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 7 Degree Lock, 1.311 in. Spring O.D., Kit

Part Number: MAN-26382038KS

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Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 10 Degree Lock, 1.295 in. Spring O.D., Kit

Part Number: MAN-26361634KS

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Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 7 Degree Lock, 1.295 in. Spring O.D., Kit

Part Number: MAN-26361734KLS

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SINGLE VALVE SPRING

Part Number: MAN-221435-1

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

Part Number: MAN-221436-1

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

Part Number: MAN-221438-1

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Valve Springs, RPM Series, Dual, 1.290 in. O.D., 369 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1204X

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Springs, RPM Series, Dual, 1.324 in. O.D., 460 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1208X

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Valve Springs, RPM Series, Dual, Titanium Retainers, Locks, Kit

Part Number: RSC-PAC-KS34

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Rocker Arm Bolts, SCM435 Alloy Steel, Black Oxide, GM LS7, 8mm x 1.25 Thread Pitch, 45mm UHL, 12 Point, Set of 8

Part Number: PQX-1011053

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Estimated Ship Date: Dec 11, 2025 if ordered today

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