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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 )

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PAC Racing RPM Series Valve Springs PAC-1276X-16

Valve Springs, RPM Series, Beehive, Single, 1.290 in./1.040 O.D., 420 lbs./in. Rate, 1..070 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1276X-16

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

PAC Racing Specialty & Class Specific Valve Springs PAC-1427-16

Valve Springs, Specialty and Class Specific, Single, 1.454 in. O.D., 500 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1427-16

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

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PAC Racing Specialty & Class Specific Valve Springs PAC-1427

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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

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PAC Racing 1200 Series Valve Springs PAC-1286-16

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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PAC Racing 1200 Series Valve Springs PAC-1227-16

Valve Spring, 1200 Series, Dual, 1.539 in. Outside Diameter, 0.731 in. Inside Diameter, Set of 16

Part Number: RSC-PAC-1227-16

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

PAC Racing 1200 Series Valve Springs PAC-1220-16

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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PAC Racing Valve Spring Shims PAC-S186

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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PAC Racing Valve Spring Seats and Cups PAC-S134

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 )

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PAC Racing 1900 Series Hot Rod Valve Springs PAC-1900-16

Valve Springs, 1900 Series Hot Rod, Single, 1.500 in. O.D., 376 lbs/in. Rate, 1.115 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1900-16

5.0 out of 5 stars ( 3 )

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PAC Racing 1400 Series Valve Springs PAC-1422-16

Valve Springs, 1400 Series, Single, 1.330 in. Outside Diameter, 526 lb/in., 0.930 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1422-16

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

PAC Racing RPM Series Valve Springs PAC-1230X-16

SPRING SET

Part Number: RSC-PAC-1230X16

5.0 out of 5 stars ( 1 )

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PAC Racing 1200 Series Circle Track Valve Springs PAC-1226-16

Valve Springs, 1200 Series Circle Track, Dual, 1.550 in. O.D., 663 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1226-16

5.0 out of 5 stars ( 1 )

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PAC Racing Valve Spring Shims PAC-S185

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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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

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PAC Racing 1200 Series Valve Springs PAC-1220X-16

Valve Springs, 1200 Series, Beehive, Single, 1.445 in. O.D., 370 lbs/in. Rate, 1.210 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1220X-16

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PAC Racing 1200 Series Drag Race Valve Springs PAC-1225

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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PAC Racing Valve Spring Seats and Cups PAC-S133

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 )

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PAC Racing 1300 Series Drag Race Valve Springs PAC-1356-16

Valve Springs, 1300 Series Drag Race, Dual, 1.500 in. O.D., 780 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1356-16

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

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PAC Racing 1300 Series Drag Race Valve Springs PAC-1356

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PAC Racing Valve Locks PAC-L8113

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 )

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PAC Racing Springs Valve Springs PAC-1334-16

VALVE SPRINGS SET OF 16

Part Number: RSC-PAC-1334-16

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

PAC Racing 1300 Series Drag Race Valve Springs PAC-1335-16

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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PAC Racing 300 Series Valve Spring Retainers PAC-R363-16

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 )

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PAC Racing 500 Series Valve Spring Retainers PAC-R508-16

Valve Spring Retainers, 500 Series, Dual, Titanium, 1.365 in. O.D., 10 degree, Set of 16

Part Number: RSC-PAC-R508-16

4.0 out of 5 stars ( 1 )

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PAC Racing 500 Series Valve Spring Retainers PAC-R509

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PAC Racing Valve Spring Shims PAC-S187

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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