PAC Racing Springs at Summit Racing

PAC Racing Valve Locks PAC-L8116

Valve Locks, 8mm Stem, Single Radius Groove, -0.05 in. Installed Height, 7 Degree Lock Angle, Steel, Machined, Chevy, LS-1, Pair

Part Number: RSC-PAC-L8116

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Spring Shims PAC-S194

Valve Spring Shims, Hardened, 1.5 in. O.D., 0.645 in. I.D., 0.020 in. Thick, Each

Part Number: RSC-PAC-S194

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 1300 Series Valve Springs PAC-1355-16

Valve Spring, 1300 Series, Dual, 1.500 in. Outside Diameter, 780 lb/in., 0.726 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1355-16

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Springs Valve Springs PAC-1392-16

VALVE SPRING ASSY

Part Number: RSC-PAC-1392-16

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

PAC Racing 1200 Series Circle Track Valve Springs PAC-1239-16

Valve Springs, 1200 Series Circle Track, Dual, 1.550 in. Outside Diameter, 540 lb/in., 0.720 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1239-16

Not Yet Reviewed

Estimated Ship Date: Jun 18, 2026 if ordered today

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Estimated Ship Date: Jun 18, 2026 if ordered today

PAC Racing Valve Spring Installation Gauges PAC-T903

Valve Spring Installation Gauge, Stainless Steel, Orange, 1.400 in. - 1.900 in. Range, Each

Part Number: RSC-PAC-T903

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Beehive Series Valve Springs PAC-1295X-16

Valve Springs, Beehive Series, Single, 1.589 in. O.D., 313 lbs/in. Rate, 1.180 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1295X-16

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 1300 Series Drag Race Valve Springs PAC-1324-16

Valve Springs, 1300 Series Drag Race, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1324-16

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Spring Shims PAC-S191

Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.015 in. Thick, Each

Part Number: RSC-PAC-S191

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Spring Shims PAC-S189

Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each

Part Number: RSC-PAC-S189

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 400 Series Valve Spring Retainers PAC-R450

Dual Spring 400 Series Retainer - Retainer for RPM Series Dual Valve Springs (mini 8 Locks). Lock angle: min

Part Number: RSC-PAC-R450

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Locks PAC-L8113-16

Valve Locks, 7 degree, Radius Groove-style, Machined, Steel, 1-groove, 8.00mm Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8113-16

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing Valve Locks PAC-L8113

4 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026

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PAC Racing 1200 Series Circle Track Valve Springs PAC-1201

Valve Spring, 1200 Series Circle Track, Single, 1.260 in. O.D., 450 bs./in. Rate, 1.115 in. Coil Bind Height, Each

Part Number: RSC-PAC-1201

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Spring Shims PAC-S192

Valve Spring Shims, Hardened, 1.5 in. O.D., 0.645 in. I.D., 0.050 in. Thick, Each

Part Number: RSC-PAC-S192

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 300 Series Valve Spring Retainers PAC-R313-16

Beehive Spring Retainer 300 Series - Retainer for PAC-1255, 1295, & 1595 Valve Springs. Lock angle: STD 10 de

Part Number: RSC-PAC-R313-16

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Locks PAC-L8114

Valve Locks, Machined, Steel, 7 Degree, 1-Groove, 0.315 in. Valve Stem, Pair

Part Number: RSC-PAC-L8114

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 300 Series Valve Spring Retainers PAC-R312-16

Valve Spring Retainers, 300 Series, Steel, 0.865 in. O.D., Single, Beehive, 7 degree, Set of 16

Part Number: RSC-PAC-R312-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 1200 Series Valve Springs PAC-1233

Valve Spring, 1200 Series, Beehive, Single, 1.025 in. O.D., 300 lbs./in. Rate, 1.060 in. Coil Bind Height, Each

Part Number: RSC-PAC-1233

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Locks PAC-L8008

Titanium Valve Locks - Standard 10 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8008

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Spring Shims PAC-S190

Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.020 in. Thick, Each

Part Number: RSC-PAC-S190

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 300 Series Valve Spring Retainers PAC-R310

Valve Spring Retainer, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 10 degree, Each

Part Number: RSC-PAC-R310

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 500 Series Valve Spring Retainers PAC-R501-16

Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 10

Part Number: RSC-PAC-R501-16

Not Yet Reviewed

Estimated Ship Date: Jun 16, 2026 if ordered today

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Estimated Ship Date: Jun 16, 2026 if ordered today

PAC Racing 1200 Series Valve Springs PAC-1223

Valve Springs, Beehive, Single, 1.105 in. O.D., 342 lbs./in. Rate, 0.900 in. Coil Bind Height, Each

Part Number: RSC-PAC-1223

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Valve Spring Seats and Cups PAC-S138

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

Part Number: RSC-PAC-S138

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Springs Parts and Accessories