Availability
PAC Racing Springs Parts and Accessories
Valve Spring Retainer, 500 Series, Dual, Titanium, 1.400 in. O.D., 10 degree, Each
Part Number: RSC-PAC-R505
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SINGLE RETAINER
Part Number: RSC-PAC-R374
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2026 if ordered today
Estimated Ship Date: Dec 15, 2026 if ordered today
Beehive 600 Series Retainer - Ultra Light Weight Steel for Super Stock PAC-1427 Valve Spring. Lock angle: mi
Part Number: RSC-PAC-R643
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 8
Part Number: RSC-PAC-R502
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 500 Series Valve Spring Retainers PAC-R502-16
Not Yet Reviewed
Estimated Ship Date: Today
Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, 0.050 in. Installed Height, Pair
Part Number: RSC-PAC-L8027
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, 1400 Series, Single, 1.305 in. Outside Diameter, 437 lb/in., 0.943 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1421-16
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
Valve Locks, 8 Degree, 5/16 in. Stem, Titanium, Pair
Part Number: RSC-PAC-L8139
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
Dual Spring 300 Series Retainer - Retainer for PAC-1200 & 1201. Lock angle: STD 8
Part Number: RSC-PAC-R349
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Valve Spring, 1200 Series, Dual, 1.539 in. Outside Diameter, 0.731 in. Inside Diameter, Each
Part Number: RSC-PAC-1227
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
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: Today
Estimated Ship Date: Today
1.500 OD 2.150 0.900 inch lift Dual Spring
Part Number: RSC-PAC-1329-16
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
VALVE SPRING
Part Number: RSC-PAC-1275X
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
Steel Valve Locks - Standard 10 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-L8092
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, 1200 Series, Beehive, Single, 1.445 in. O.D., 370 lbs/in. Rate, 1.210 in. Coil Bind Height, Each
Part Number: RSC-PAC-1220X
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Recessed Steel Valve Locks - Standard 10 degree - Square Groove - +0.050 Install Height
Part Number: RSC-PACLR802716
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valve Spring, 1300 Series Drag Race, Triple, 1.645 in. O.D., 688 lbs./in. Rate, 1.130 in. Coil Bind Height, Each
Part Number: RSC-PAC-1358
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Beehive, Single, 1.307 in. O.D., 340 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: RSC-PAC-1219
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainer, 500 Series, Dual, Titanium, 1.365 in. O.D., 10 degree, Each
Part Number: RSC-PAC-R508
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2026 if ordered today
Estimated Ship Date: Dec 15, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, 1200 Series, Single, Beehive, 1.290 in. O.D., Chromoly Steel Retainers, 7 degree Locks, Kit
Part Number: RSC-PAC-KS14
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
Valve Springs, Beehive, Single, 1.061 in. O.D., 191 lbs./in. Rate, 1.020 in. Coil Bind Height, Each
Part Number: RSC-PAC-1214
Estimated Ship Date: Today
Estimated Ship Date: Today
Steel Valve Locks - Mini 8 degree - Radius Groove - Standard Install Height
Part Number: RSC-PAC-L8141
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.450 in. O.D., 0.630 in. I.D., 0.060 in. Thick, Each
Part Number: RSC-PAC-S113
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Dec 15, 2026 if ordered today
Estimated Ship Date: Dec 15, 2026 if ordered today
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