CHEVROLET Chevy small block Gen III/IV (LS-based engines) Manley Parts and Accessories

Valves, Intake, Stainless Steel, 2.165 in. Diameter, 0.313 in. Stem, 4.900 in. Length, Set of 8

Part Number: MAN-11686-8

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Valves, Exhaust, Extreme Duty Series, Stainless, 1.590 in. Diameter, 0.314 in. Stem, Chevy, 6.2L, Set of 8

Part Number: MAN-11685-8

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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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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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Valves, Exhaust, XH-428 Stainless, 1.610 in. Head Diameter, 5.230 in. Length, Chevy, 7.0L LS, Set of 8

Part Number: MAN-11679-8

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Valves, Extreme Duty Series, Exhaust, 1.610 in. Diameter, XH-432 Xtreme Alloy, Chevy, 7.0L LS, Set of 8

Part Number: MAN-11687-8

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

Part Number: MAN-26362334KS

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Valve Springs, Single, 1.311 in. Outside Diameter, 341 lbs./in. Rate, 1.085 in. Coil Bind Height, Set of 16

Part Number: MAN-221428-16

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

Part Number: MAN-11680-8

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SPRING-LS-1 .800 LIFT

Part Number: MAN-221421-16

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Oil Pump, Pro-Flo, Wet Sump Style, High-volume, Standard-pressure, Chevy, Small Block LS, Each

Part Number: MAN-71296

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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 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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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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Valves, Exhaust, Extreme Duty Series, Stainless, 1.600 in. Diameter, 0.314 in. Stem, Chevy, 6.2L, Set of 8

Part Number: MAN-12357-8

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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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Valves, Intake, NK-844 Stainless Steel, 2.000 in. Diameter, .313 in. Stem, 4.874 in. Length, Set of 8

Part Number: MAN-11360H-8

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

Part Number: MAN-11620H-8

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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-11682-8

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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-8

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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-11390H-8

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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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Valves, Intake, Stainless Steel, 1.930 in. Diameter, .3133 in. Stem, 5.232 in. Length, LS 5.3L, Set of 8

Part Number: MAN-12358-8

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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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Estimated Ship Date: Dec 31, 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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Estimated Ship Date: Dec 31, 2025 if ordered today

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