Availability
PAC Racing 500 Series Valve Spring Retainers
3 Customer Reviews
Showing In Stock Items. Show All 51 Items.
Valve Spring Retainers, 500 Series, Dual, Titanium, 1.400 in. O.D., 10 degree, Set of 16
Part Number: RSC-PAC-R505-16
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 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 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 10
Part Number: RSC-PAC-R501-16
Not Yet Reviewed
Estimated Ship Date: Jun 12, 2026 if ordered today
Estimated Ship Date: Jun 12, 2026 if ordered today
Valve Spring Retainers, 500 Series, Beehive, Titanium, 0.990 in. Outer Spring O.D., 7 degree Lock, Single Spring, Fits GM LS Series Valvetrains, Each
Part Number: RSC-PAC-R511
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Valve Spring Retainers, 500 Series, Titanium, 1.475 in. Outer Spring O.D., 10 degree Lock, Triple Springs, Each
Part Number: RSC-PAC-R501
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1341 Valve Spring. Lock angle: STD 8 degree
Part Number: RSC-PAC-R557
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Valve Spring Retainer, 500 Series, Triple, Titanium, 1.480 in. O.D., 10 degree, Each
Part Number: RSC-PAC-R522
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for RPM Sereis Dual Valve Springs. Lock angle: mini 8 de
Part Number: RSC-PAC-R550-16
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1385 & 1395 Dual Valve Springs. Lock angle: STD
Part Number: RSC-PAC-R519-16
Not Yet Reviewed
Estimated Ship Date: Jun 12, 2026 if ordered today
Estimated Ship Date: Jun 12, 2026 if ordered today
Valve Spring Retainers, 500 Series, Dual, Titanium, 1.475 in. O.D., 10 degree, Set of 16
Part Number: RSC-PAC-R504-16
Not Yet Reviewed
Estimated Ship Date: Jun 12, 2026 if ordered today
Estimated Ship Date: Jun 12, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for LS Dual Valve Springs PAC-1221 & 1521. Lock angle: L
Part Number: RSC-PAC-R516
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Valve Spring Retainers, 500 Series, Beehive, Titanium, 0.990 in. Outer Spring O.D., 10 degree Lock, Dual Springs, Each
Part Number: RSC-PAC-R510
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1385 & 1395 Dual Valve Springs. Lock angle: STD
Part Number: RSC-PAC-R519
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1530 & 1335 Dual Valve Springs. Lock angle: mini
Part Number: RSC-PAC-R532
Not Yet Reviewed
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Estimated Ship Date: Monday 4/20/2026 if shipped by air
Triple Spring 500 Series Retainer - Titanium Retainer for Large OD Retainer for Large Triple Spring, for bette
Part Number: RSC-PAC-R565
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 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
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1227, 1239, 1254, 1297 & 1509 Dual Valve Springs.
Part Number: RSC-PAC-R515
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainerfor PAC-1385 & 1395 Dual Valve Springs. Lock angle: STD 10
Part Number: RSC-PAC-R514
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 8
Part Number: RSC-PAC-R502-16
Not Yet Reviewed
Estimated Ship Date: Jun 12, 2026 if ordered today
Estimated Ship Date: Jun 12, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for LS Dual Valve Springs PAC-1221 & 1521. Lock angle: L
Part Number: RSC-PAC-R516-16
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for 1.175 Series Dual Springs. Lock angle: STD 10
Part Number: RSC-PAC-R504
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 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: Jun 12, 2026 if ordered today
Estimated Ship Date: Jun 12, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1226 & 1326 Dual Valve Springs. Lock angle: STD
Part Number: RSC-PAC-R541
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1240, 1340 & 1540 Dual Valve Springs. Lock angle
Part Number: RSC-PAC-R540
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for RPM Sereis Dual Valve Springs. Lock angle: mini 8 de
Part Number: RSC-PAC-R550
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
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