Availability
Valve Spring Retainers, 400 Series, Tall, Titanium, 1.480 in. Outer Spring O.D., 10 degree Lock Style, Dual Springs, +0.050 in. Installed Height, Each
Part Number: RSC-PAC-R404
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Spring Retainers, 1.061 in. O.D. Outer Spring, 0.640 in. I.D. Inner Spring, 7mm Stem Diameter, 7 Degree Lock, Standard Spring, Set of 16
Part Number: BTC-SR009-16
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Valve Spring Retainer, Hardened 4140 Chomoly Steel, 10 Degree, 1.550 in. Outside Diameter, .710 in. Inside Diameter, Set of 16
Part Number: MAN-23659-16
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainer, Light Weight, Titanium, 10 Degree, 1.50 in. Outside Diameter, .705 in. Inside Diameter, Each
Part Number: MAN-23683-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.660 in. Outside Diameter, .620 in. Inside Diameter, Each
Part Number: MAN-23663-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Titanium, 10 Degree, 1.550 in. Outside Diameter, .705 in. Inside Diameter, Set of 16
Part Number: MAN-23661-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Titanium, 10 Degree, 1.550 in. Outside Diameter, .740 in. Inside Diameter, Set of 16
Part Number: MAN-23650-16
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Titanium, 10 Degree, 1.610 in. Outside Diameter, .825 in. Inside Diameter, Set of 16
Part Number: MAN-23648-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Steel, 7 Degree, 1.290 in. Spring Diameter, .675 in. Inside Diameter, Set of 16
Part Number: MAN-23621-16
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.625 in. Outside Diameter, .850 in. Inside Diameter, Each
Part Number: MAN-23640-1
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
RET-H13 10 DEG 1.580 DBL
Part Number: MAN-23648TS-16
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
RET-STEEL 1.250,+.050
Part Number: MAN-23652TS-16
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Valve Spring Retainers, RET-H-13 10 DEG., +.050 221421
Part Number: MAN-23634TS-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
RET-H-13 10 DEG 1.550,+.100 DB
Part Number: MAN-23650TS-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Dual Spring 400 Series Retainer - +0.050 Sportsman Drag Race/Circle Track Retainer. Lock angle: STD 10
Part Number: RSC-PAC-R405
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Valve Spring Retainer, Titanium, 10 Degree, 1.625 in. Outside Diameter, .640 in. Inside Diameter, Each
Part Number: MAN-23662-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.660 in. Outside Diameter, .620 in. Inside Diameter, Each
Part Number: MAN-23553-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Dual, Tall Style, 7 degree, Titanium, 1.200 in. Retainer O.D., Each
Part Number: MAN-23611-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, RET-H-13 10 DEG 1.570,+.100 DB
Part Number: MAN-23647TS-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Steel, 7 Degree, 1.550 in. Outside Diameter, .700 in. Inside Diameter, Set of 16
Part Number: MAN-23646-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, Titanium, 10 Degree, 1.550 in. Outside Diameter, .705 in. Inside Diameter, Set of 16
Part Number: MAN-23656-16
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainers, 1.061 in. I.D. Outer Spring, 0.660 in. I.D. Inner Spring, 7mm Stem Diameter, 7 Degree Lock, Standard Spring, Kit
Part Number: BTC-SR005S-16
Not Yet Reviewed
Estimated Ship Date: Dec 2, 2025 if ordered today
Estimated Ship Date: Dec 2, 2025 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.740 in. Outside Diameter, .635 in. Inside Diameter, Each
Part Number: MAN-23540-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.550 in. Outside Diameter, .740 in. Inside Diameter, Each
Part Number: MAN-23650-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.550 in. Outside Diameter, .730 in. Inside Diameter, Each
Part Number: MAN-23647-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.