PAC Racing Springs Camshafts & Valvetrain

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

Part Number: RSC-PAC-R450-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valve Springs, 1200 Series, Single, 1.405 in. O.D., 283 lbs./in. Rate, 1.060 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1286-16

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Valve Springs, Beehive, Single, 1.445 in. O.D., 370 lbs./in. Rate, 1.210 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1220-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., 0.020 in. Thick, Each

Part Number: RSC-PAC-S186

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.500 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each

Part Number: RSC-PAC-S134

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

SPRING SET

Part Number: RSC-PAC-1230X16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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

Part Number: RSC-PAC-L8141-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each

Part Number: RSC-PAC-S185

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring, 1200 Series Drag Race, Dual, 1.550 in. O.D., 644 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: RSC-PAC-1225

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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

Part Number: RSC-PAC-L8113

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring Locator, Outside Locating Shoulder, Chromoly, 1.650 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each

Part Number: RSC-PAC-S133

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring, 1300 Series Drag Race, Dual, 0.900 in. Maximum Valve Lift, 780 lbs./in. Rate, 1.130 in. Coil Bind Height, 1.500 in. O.D., Each

Part Number: RSC-PAC-1329

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., 0.015 in. Thick, Each

Part Number: RSC-PAC-S187

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Spring Retainers, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 7 degree, Set of 16

Part Number: RSC-PAC-R363-16

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Springs, 0.800 in. Max Valve Lift, 1.300 in. O.D., 813 lbs./in., 1.800 Installed Height, Set of 16

Part Number: RSC-PAC-1335-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.050 in. Thick, Each

Part Number: RSC-PAC-S188

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Springs, RPM Series, Beehive, Single, 1.307 in. O.D., 340 lbs/in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1219X-16

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valve Springs, RPM Series, Beehive, Single, 1.290 in. O.D., 313 lbs/in. Rate, 1.140 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1218X-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S113-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Springs, Specialty and Class Specific, Beehive Series, Single, 436 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1409X-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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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

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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 2/16/2026 if shipped by air

Valve Spring Locator, Seat and Cup for Dual Springs, Inside Locating Shoulder Type, 1.550 in. O.D., 0.855 in./0.575 in. Dia. Steps, Chromoly, Each

Part Number: RSC-PAC-S101

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Valve Springs, Beehive, Single, 1.290 in. O.D., 313 lbs./in. Rate, 1.140 in. Coil Bind Height, Each

Part Number: RSC-PAC-1218

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Estimated Ship Date: Monday 2/16/2026 if shipped by air