Availability
PAC Racing Springs Engines & Components
Steel Valve Locks - Standard 7 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-L8148
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Steel Valve Locks - Standard 7 degree - Radius Groove - Standard Install Height
Part Number: RSC-PAC-L8150
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Recessed Steel Valve Locks - Standard 10 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-LR8064
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
RETAINER CHROME MOLY STEEL
Part Number: RSC-PAC-R383
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Steel Valve Locks - Standard 10 degree - Radius Groove - Standard Install Height
Part Number: RSC-PAC-L8080
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
0.015" Spring Shim 1.040" O.D.
Part Number: RSC-PAC-S181
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 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
Steel Valve Locks - Mini 8 degree - Radius Groove - +0.050 Install Height
Part Number: RSC-PAC-L8132
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Locks, Machined, Steel, 8 Degree, 1-Groove, 0.313 in. Valve Stem, Pair
Part Number: RSC-PAC-L8074
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE SPRING RETAINER
Part Number: RSC-PAC-R382
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Dual Spring 600 Series Retainer - Tool Steel Pro Drag Race for PAC-1376 Valve Spring (DLC Option). Lock angle
Part Number: RSC-PAC-R660
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each
Part Number: RSC-PAC-S103
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, 1200 Series, Dual, 1.300 in. Outside Diameter, 408 lb/in., 0.655 in. Inside Diameter, Each
Part Number: RSC-PAC-1221
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE SRPING RETAINER EACH
Part Number: RSC-PAC-R394
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S118
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S104
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
VALVE LOCKS PAC STEEL
Part Number: RSC-PAC-L8112
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
SEAT CHROME MOLY SPRING
Part Number: RSC-PAC-S154
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Valve Locks, Machined, Steel, 8 Degree, 1-Groove, 0.342 in. Valve Stem, Pair
Part Number: RSC-PAC-L8036
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
RETAINER CHROME MOLY STEEL
Part Number: RSC-PAC-R388
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Valve Spring Retainer, 300 Series, Steel, 0.800 in. O.D., Single, Beehive, 7 degree, Each
Part Number: RSC-PAC-R331
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Dual Spring 300 Series Retainer - Retainer for PAC-1371 Valve Springs. Lock angle: mini 8 degree
Part Number: RSC-PAC-R348
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Dual Spring 300 Series Retainer - Retainer for PAC-1222X LS Spring. Lock angle: LS 7 degree
Part Number: RSC-PAC-R355
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
RETAINER CHROME MOLY STEEL
Part Number: RSC-PAC-R364
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
RETAINER CHROME MOLY STEEL
Part Number: RSC-PAC-R373
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
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