Summit Racing SpeedCard - learn how to get 15% back up to $150

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PAC Racing Springs

60 Results Found For "Performance"

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PAC Racing Valve Spring Seats and Cups PAC-S103-16

PAC Racing Valve Spring Seats and Cups PAC-S103-16

PAC Racing Valve Spring Seats and Cups PAC-S103-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S103-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S110-16

PAC Racing Valve Spring Seats and Cups PAC-S110-16

PAC Racing Valve Spring Seats and Cups PAC-S110-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 1.500 in. O.D., 0.570 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S110-16

Not Yet Reviewed

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PAC Racing Valve Locks PAC-L8133-16

PAC Racing Valve Locks PAC-L8133-16

PAC Racing Valve Locks PAC-L8133-16

Valve Locks, 8 degree, 1-groove, Machined, Steel, 0.344 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8133-16

Not Yet Reviewed

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PAC Racing Valve Locks PAC-L8027-16

PAC Racing Valve Locks PAC-L8027-16

PAC Racing Valve Locks PAC-L8027-16

Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.342 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8027-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S112-16

PAC Racing Valve Spring Seats and Cups PAC-S112-16

PAC Racing Valve Spring Seats and Cups PAC-S112-16

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.450 in. O.D., 0.570 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S112-16

Not Yet Reviewed

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PAC Racing Valve Spring Seats and Cups PAC-S135-16

PAC Racing Valve Spring Seats and Cups PAC-S135-16

PAC Racing Valve Spring Seats and Cups PAC-S135-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 1.270 in. O.D., 0.570 in. I.D., 0.060 in. Thick, GM LS Engines, Set of 16

Part Number: RSC-PAC-S135-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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PAC Racing Valve Locks PAC-L8025-16

PAC Racing Valve Locks PAC-L8025-16

PAC Racing Valve Locks PAC-L8025-16

Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8025-16

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S138-16

PAC Racing Valve Spring Seats and Cups PAC-S138-16

PAC Racing Valve Spring Seats and Cups PAC-S138-16

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PACS138-16

Not Yet Reviewed

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PAC Racing Valve Locks PAC-L8141-16

PAC Racing Valve Locks PAC-L8141-16

PAC Racing Valve Locks PAC-L8141-16

Valve Locks, Machined, Steel, 8 Degree, 1-Groove, 0.315 in. Valve Stem, Set of 16 Pairs

Part Number: RSC-PAC-L8141-16

Not Yet Reviewed

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

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

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

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S109-16

Not Yet Reviewed

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PAC Racing Valve Spring Seats and Cups PAC-S111-16

PAC Racing Valve Spring Seats and Cups PAC-S111-16

PAC Racing Valve Spring Seats and Cups PAC-S111-16

Valve Spring Locators, Valve Spring Seats and Cups, Inside Locating Shoulder Type, Chromoly, 1.270 in. O.D., Set of 16

Part Number: RSC-PAC-S111-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S113-16

PAC Racing Valve Spring Seats and Cups PAC-S113-16

PAC Racing Valve Spring Seats and Cups PAC-S113-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S113-16

Not Yet Reviewed

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PAC Racing Valve Spring Seats and Cups PAC-S127-16

PAC Racing Valve Spring Seats and Cups PAC-S127-16

PAC Racing Valve Spring Seats and Cups PAC-S127-16

Steel Spring Seats (0.030 thick)

Part Number: RSC-PAC-S127-16

Not Yet Reviewed

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PAC Racing Valve Spring Seats and Cups PAC-S119-16

PAC Racing Valve Spring Seats and Cups PAC-S119-16

PAC Racing Valve Spring Seats and Cups PAC-S119-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S119-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S102-16

PAC Racing Valve Spring Seats and Cups PAC-S102-16

PAC Racing Valve Spring Seats and Cups PAC-S102-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S102-16

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

PAC Racing Valve Locks PAC-L8147-16

PAC Racing Valve Locks PAC-L8147-16

PAC Racing Valve Locks PAC-L8147-16

Steel Valve Locks - Standard 7 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8147-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PAC Racing Valve Locks PAC-L8067-16

PAC Racing Valve Locks PAC-L8067-16

PAC Racing Valve Locks PAC-L8067-16

Valve Locks, 10 degree, 1-groove, Machined, Steel, 0.313 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8067-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S121-16

PAC Racing Valve Spring Seats and Cups PAC-S121-16

PAC Racing Valve Spring Seats and Cups PAC-S121-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S121-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S104-16

PAC Racing Valve Spring Seats and Cups PAC-S104-16

PAC Racing Valve Spring Seats and Cups PAC-S104-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S104-16

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

PAC Racing Valve Locks PAC-L8127-16

PAC Racing Valve Locks PAC-L8127-16

PAC Racing Valve Locks PAC-L8127-16

Steel Valve Locks - Mini 8 degree - Square Groove - Standard Install Height

Part Number: RSC-PAC-L8127-16

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

PAC Racing Valve Locks PAC-L8145-16

PAC Racing Valve Locks PAC-L8145-16

PAC Racing Valve Locks PAC-L8145-16

Valve Locks, 8 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8145-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PAC Racing Valve Locks PAC-LR8027-16

PAC Racing Valve Locks PAC-LR8027-16

PAC Racing Valve Locks PAC-LR8027-16

Recessed Steel Valve Locks - Standard 10 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PACLR802716

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

PAC Racing Valve Spring Seats and Cups PAC-S128-16

PAC Racing Valve Spring Seats and Cups PAC-S128-16

PAC Racing Valve Spring Seats and Cups PAC-S128-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S128-16

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing Valve Spring Seats and Cups PAC-S128

PAC Racing Valve Spring Seats and Cups PAC-S128

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PAC Racing Valve Spring Seats and Cups PAC-S129-16

PAC Racing Valve Spring Seats and Cups PAC-S129-16

PAC Racing Valve Spring Seats and Cups PAC-S129-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S129-16

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing Valve Spring Seats and Cups PAC-S129

PAC Racing Valve Spring Seats and Cups PAC-S129

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PAC Racing Valve Spring Seats and Cups PAC-S105-16

PAC Racing Valve Spring Seats and Cups PAC-S105-16

PAC Racing Valve Spring Seats and Cups PAC-S105-16

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 0.700 in. Inner Spring, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S105-16

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

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