Availability
PAC Racing Springs Parts and Accessories
Valve Spring, 1300 Series Circle Track, Dual, 1.550 in. O.D., 644 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: RSC-PAC-1325
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
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
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
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
Valve Springs, 1200 Series Drag Race, Triple, 1.645 in. O.D., 682 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1247-16
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 1200 Series Drag Race Valve Springs PAC-1247
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026
Valve Spring, RPM Series, Dual, 1.280 in. Outside Diameter, 425 lb/in., 0.655 in. Inside Diameter, Set of 16
Part Number: RSC-PAC-1222X-16
Not Yet Reviewed
Estimated Ship Date: Jun 19, 2026 if ordered today
Estimated Ship Date: Jun 19, 2026 if ordered today
Valve Springs, 1300 Series Circle Track, Dual, 1.550 in. O.D., 644 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1325-16
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
RETAINER 64 TITANIUM
Part Number: RSC-PAC-R436
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Valve Springs, 1300 Series Drag Race, Triple, 1.645 in. O.D., 688 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1358-16
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 1300 Series Drag Race Valve Springs PAC-1358
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026
Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each
Part Number: RSC-PAC-S185
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Valve Spring, RPM Series, Beehive, Single, 1.207 in. O.D., 340 lbs/in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: RSC-PAC-1219X
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 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
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Valve Spring Retainers, 500 Series, Dual, Titanium, 1.365 in. O.D., 10 degree, Set of 16
Part Number: RSC-PAC-R508-16
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Valve Springs, 1200 Series Circle Track, Single, 1.260 in. O.D., 540 lbs./in. Rate, 1.115 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1201X-16
Not Yet Reviewed
Estimated Ship Date: Jun 12, 2026 if ordered today
Estimated Ship Date: Jun 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 1200 Series Circle Track Valve Springs PAC-1201X
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026
Valve Spring, RPM Series, Dual, 1.274 in. Outside Diameter, 550 lb/in., 0.630 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1237X-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S119-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.050 in. Thick, Each
Part Number: RSC-PAC-S188
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Steel Valve Locks - Standard 10 degree - Radius Groove
Part Number: RSC-PAC-L8159
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Dual Spring 600 Series Retainer - Tool Steel Retainer for PAC-1530 & 1335 Dual Valve Springs. Lock angle: mi
Part Number: RSC-PAC-R632-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Valve Spring Retainers, 500 Series, Dual, Titanium, 1.300 in. O.D., 8 degree, Set of 16
Part Number: RSC-PAC-R532-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Valve Spring Retainer, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 7 degree, Each
Part Number: RSC-PAC-R311
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Valve Springs, 1200 Series Circle Track, Single, 1.244 in. O.D., 450 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1200-16
Not Yet Reviewed
Estimated Ship Date: Jun 19, 2026 if ordered today
Estimated Ship Date: Jun 19, 2026 if ordered today
Valve Springs, RPM Series, Beehive, Single, 1.445 in. O.D., 408 lbs/in. Rate, 1.220 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1255X-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S109-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/27/2026 if shipped by air
Estimated Ship Date: Monday 4/27/2026 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
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 1200 Series Drag Race Valve Springs PAC-1225-16
Estimated Ship Date: Monday 4/27/2026
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