Engines & Components | Summit Racing

PAC Racing Valve Spring Seats and Cups PAC-S116

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S116

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

COMP Cams Valve Spring Shims 4751-1

COMP Cams Valve Spring Shims 4751-1

Valve Spring Shim, Steel, Hardened, 1.500 in. Outside Diameter, .060 in. Thick, Each

Part Number: CCA-4751-1

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S103

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S103

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Shims PAC-S182

0.020" Spring Shim 1.040" O.D.

Part Number: RSC-PAC-S182

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

BTR Valve Spring Locators SL505045-1

VALVE SPRING LOCATOR, BTR SPRING LOCATOR - FOR OEM LS GUIDES - .045" THICK - SOLD INDIVIDUALLY - SL505045-1

Part Number: BTC-SL5050451

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

S&S Cycle Oil Pump Relief Valve Springs 31-6018

Engine Accessories, 36-99 BIG TWIN, RELIEF VALVE SPRING

Part Number: SSY-31-6018

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Moroso High-Pressure Oil Pump Relief Springs 22166081

Oil Pump Springs, High-Pressure Oil Pump Relief Springs, Steel, Fits Moroso MOR-22163 and MOR-22164 Billet Oil Pumps, Chevrolet, Big Block, Each

Part Number: MOR-22166081

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Valve Spring Shims 4736-1

Valve Spring Shim, Steel, Hardened, 1.250 in. Outside Diameter, .015 in. Thick, Each

Part Number: CCA-4736-1

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Manley Valve Spring Cups and Locators 42121-1

Valve Spring Locator, Outside, Steel, .062 in. Thick, 1.740 in. O.D., .635 in. I.D., Each

Part Number: MAN-42121-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

Manley Valve Spring Shims 03256-1

Valve Spring Shim, Hardened, 0.785 in. I.D., 1.437 in. O.D., 0.060 in. Thick, Each

Part Number: MAN-03256-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

Melling Valve Springs 466274

Valve Springs, Single, 1.000 in. Coil Bind Height, Each

Part Number: MEL-466274

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Manley Valve Spring Cups and Locators 42443-1

Valve Spring Locators, Inside, Steel, .062 in. Thick, 1.550 in. O.D., .567 in. I.D., Each

Part Number: MAN-42443-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

Canton Racing High-Pressure Oil Pump Springs 22-150

Oil Pump Spring, 40-65 PSI, Chevy, Small Block, Each

Part Number: CTR-22-150

4.8 out of 5 stars ( 5 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Melling Valve Spring Retainers 475054

Valve Spring Retainers, Steel, 7 Degree, 1.375 in. Outside Diameter, .675 in. Inside Diameter, Each

Part Number: MEL-475054

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S109

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S109

Not Yet Reviewed

Estimated Ship Date: Jun 25, 2026 if ordered today

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Estimated Ship Date: Jun 25, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing Valve Spring Seats and Cups PAC-S109-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Shims PAC-S199

Shims - 1.620 - 0.015 thick

Part Number: RSC-PAC-S199

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

COMP Cams Valve Spring Shims 4748-1

Valve Spring Shim, Steel, Hardened, 1.250 in. Outside Diameter, .060 in. Thick, Each

Part Number: CCA-4748-1

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

COMP Cams Valve Springs 26942-1

Valve Springs, Single, 1.440 in. Outside Diameter, 350 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: CCA-26942-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing 300 Series Valve Spring Retainers PAC-R334

Dual Spring 300 Series Retainer - Retainer for PAC-1202 & 1203 Valve Springs. Lock angle: 7 degree

Part Number: RSC-PAC-R334

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

Manley Valve Spring Cups and Locators 42466-1

Valve Spring Locators, Inside, Steel, .045 in. Thick, 1.550 in. O.D., .567 in. I.D, .740 in. Shoulder, Each

Part Number: MAN-42466-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

COMP Cams Valve Spring Shims 4738-1

Valve Spring Shim, Steel, Hardened, 1.480 in. Outside Diameter, .015 in. Thick, Each

Part Number: CCA-4738-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S131

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S131

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

Manley Valve Spring Cups and Locators 42122-1

Valve Spring Locators, Outside, Steel, .062 in. Thick, 1.680 in. O.D., .635 in. I.D., Each

Part Number: MAN-42122-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

Howards Cams Valve Spring Cups and Locators 96031-1

Valve Spring Locators, Inside, Steel, .060 in. Thick, 1.550 in. O.D., .570 in. I.D., Each

Part Number: HRS-96031-1

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S135

Steel Spring Seat for All LS Springs for use in Small Block

Part Number: RSC-PAC-S135

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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