Availability
Steel Seats - .030 thick
Part Number: RSC-PAC-S132-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, 1200 Series, Dual, 1.300 in. Outside Diameter, 408 lb/in., 0.655 in. Inside Diameter, Each
Part Number: RSC-PAC-1221
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Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, RPM Series, Beehive, Single, 1.061 in. O.D., 308 lbs/in. Rate, 0.950 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1217X-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
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
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1200 Series Drag Race, Dual, 1.550 in. O.D., 644 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1225-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1200 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-1228-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1200 Series Circle Track, Dual, 1.550 in. O.D., 526 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1245-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1200 Series Drag Race, Beehive, Single, 0.551 in. Maximum Valve Lift, 245 lbs./in. Rate, Ford, 5.0L Modular V8, Set of 16
Part Number: RSC-PAC-1281X-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.342 in. Stem Diameter, Set of 16 Pairs
Part Number: RSC-PAC-L8027-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S109-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., .015 in./.020 in./.030 in./.050 in. Thick, Set of 64
Part Number: RSC-PAC-KS94
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1200 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-1224-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
VALVE SPRING ASSY DRAG RACE
Part Number: RSC-PAC-1333-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Spring Kit
Part Number: RSC-PAC-1216L-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Titanium Valve Locks - Standard 10 degree - Radius Groove - Standard Install Height
Part Number: RSC-PAC-L8006
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Dual Spring 300 Series Retainer - Retainer for PAC-1371 Valve Springs. Lock angle: mini 8 degree
Part Number: RSC-PAC-R348-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Springs, Beehive, Single, 1.061 in. O.D., 191 lbs./in. Rate, 1.020 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1213-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
VALVE SPRING ASSY DRAG RACE
Part Number: RSC-PAC-1361H-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
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