CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Manley Severe Duty Pro Flo Series Stainless Steel Valves 11686-1

Valve, Intake, Stainless Steel, 2.165 in. Diameter, .313 in. Stem, 4.900 in. Length, Each

Part Number: MAN-11686-1

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Manley Race Series Stainless Steel Valves 11620-8

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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COMP Cams Upgraded OEM Rocker Arms for GM LS 1478-1

Rocker Arms, Upgraded OEM Rocker Arms for GM LS, Roller Fulcrum, Steel, Black Oxide, 1.7 Ratio, Chevrolet, 6.2L, Each

Part Number: CCA-1478-1

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

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Estimated Ship Date: Oct 21, 2025 if ordered today

Hastings Premium Ductile Ring Sets 2M5170S060

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5170S060

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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Estimated Ship Date: Sep 15, 2025 if ordered today

Hastings Premium Ductile Ring Sets 2M4897S005

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4897S005

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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Estimated Ship Date: Sep 15, 2025 if ordered today

PRW Pushrod Guideplates (PowerPlus+) 1134601

Guideplates, PowerPlus+, Flat, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevrolet, Set of 8

Part Number: PQX-1134601

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

PAC Racing RPM Series Valve Springs PAC-1204X

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

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

PAC Racing RPM Series Valve Springs PAC-1205X

Valve Springs, RPM Series, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1205X

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

PAC Racing RPM Series Valve Springs PAC-1208X

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

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Manley Severe Duty Pro Flo Series Stainless Steel Valves 12358-1

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

Part Number: MAN-12358-1

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Manley Severe Duty Pro Flo Series Stainless Steel Valves 11682-1

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

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Manley Severe Duty Pro Flo Series Stainless Steel Valves 11688-1

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

Part Number: MAN-11688-1

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Manley NexTek Valve Springs 221435-1

SINGLE VALVE SPRING

Part Number: MAN-221435-1

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today