Availability
Valve Spring Retainers
Valve Spring Retainer, Titanium, 10 Degree, 1.535 in. Outside Diameter, .567 in. Inside Diameter, Each
Part Number: MAN-23644-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.550 in. Outside Diameter, .705 in. Inside Diameter, Each
Part Number: MAN-23661-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Spring Retainers, Titanium, 10 Degree, 1.660 in. Outside Diameter, .620 in. Inside Diameter, Set of 16
Part Number: MAN-23553-16
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Spring Retainer, Chromoly Steel, 10 Degree, 1.550 in. Outside Diameter, .730 in. Inside Diameter, Each
Part Number: MAN-23636-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Spring Retainers, Titanium, 10 Degree Lock, 1.500 in. Outside Diameter, 0.705 in. Inside Diameter, Each
Part Number: MAN-23679-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
RETAINER CHROME MOLY STEEL
Part Number: RSC-PAC-R381
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Beehive Spring Retainer 300 Series - Retainer for PAC-1255, 1295, & 1595 Valve Springs. Lock angle: STD 10 de
Part Number: RSC-PAC-R313
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 300 Series Valve Spring Retainers PAC-R313-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/9/2026
Solid Stop Retainer - Heavy Duty Top for abusive Top Alcohol Engines. Dual Valve Spring Retainer. Features
Part Number: RSC-PAC-R524
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 500 Series Valve Spring Retainers PAC-R524-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/9/2026
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1245 & 1289 Dual Valve Springs. Lock angle: STD 1
Part Number: RSC-PAC-R536
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2027 if ordered today
Estimated Ship Date: Jan 5, 2027 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 500 Series Valve Spring Retainers PAC-R536-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/9/2026
Valve Spring Retainer, Titanium, 10 Degree, 1.625 in. Outside Diameter, .645 in. Inside Diameter, Each
Part Number: MAN-23665-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
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