Availability
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1369 Valve Spring. Lock angle: STD 10 degree
Part Number: RSC-PAC-R566-16
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1342, 1386 & 1396 Dual Valve Springs. Lock angle
Part Number: RSC-PAC-R538-16
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026
TITANIUM RETAINER SET OF 16
Part Number: RSC-PAC-R559-16
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Valve Spring, RPM Series, Beehive, Single, 1.020 in. O.D., 240 lbs./in. Spring Rate, 0.940 in. Coil Bind Height, Each
Part Number: RSC-PAC-1234X
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Beehive 300 Series Retainer - Retainer for PAC-1218, 1220 & others with FMOD locks. Lock angle: FMOD 7 degree
Part Number: RSC-PAC-R362
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Steel Valve Locks - Mini 8 degree - Radius Groove - Standard Install Height
Part Number: RSC-PAC-L8131
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
VALVE SPRING OVATE BEEHIVE
Part Number: RSC-PAC-1217X-32
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Valve Springs, RPM Series, Dual, 1.304 in. O.D., 433 lbs./in. Rate, 1.000 in. Coil Bind Height, Each
Part Number: RSC-PAC-1207X
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
SINGLE VALVE SPRING
Part Number: RSC-PAC-1217X-1
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Valve Springs, Beehive, Single, 1.445 in. O.D., 370 lbs./in. Rate, 1.210 in. Coil Bind Height, Each
Part Number: RSC-PAC-1220
Not Yet Reviewed
Estimated Ship Date: Jan 20, 2026 if ordered today
Estimated Ship Date: Jan 20, 2026 if ordered today
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Dual Spring 600 Series Retainer - Tool Steel retainer for PAC-1222X Valve Spring. Lock angle: LS 7 degree
Part Number: RSC-PAC-R655-16
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026
Dual Spring 600 Series Retainer - Light Weight Steel Version of PAC-R335 LS RPM Dual Spring. Lock angle: LS
Part Number: RSC-PAC-R635-16
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.285 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each
Part Number: RSC-PAC-S159
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Dual Spring 600 Series Retainer - Tool Steel Pro Series Race for PAC-1373 Valve Spring (DLC Option). Lock ang
Part Number: RSC-PAC-R659-16
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
Not Yet Reviewed
Estimated Ship Date: Dec 5, 2025
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: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Springs, 1400 Series, Single, 1.307 in. Outside Diameter, 362 lb/in., 0.885 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1423-16
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
VALVE SPRING BBC STOCK ELIM
Part Number: RSC-PAC-1427H-16
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Valve Springs, RPM Series, Dual, 1.290 in. O.D., 409 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1206X-16
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, RPM Series, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1205X-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Valve Springs, Beehive Series, Single, 1.589 in. O.D., 313 lbs/in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1295X-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
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Steel Valve Locks - Mini 8 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-L8137
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Hot Rod Series, Dual, 1.645 in. O.D., 580 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1950-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S128-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S129-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 0.700 in. Inner Spring, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16
Part Number: RSC-PAC-S105-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
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