Availability
Valve Springs, Dual, 1.650 in. o.d, 635 lbs/in, 1.105 in. Coil Bind Height, .850 in. Max Valve Lift, Set of 16
Part Number: MAN-221454-16
Valve Springs, Triple, 1.677 in. Outside Diameter, 733 lbs./in. Rate, 1.142 in. Coil Bind Height, Set of 16
Part Number: MAN-221448-16
Not Yet Reviewed
Valve Spring, Triple, 1.677 in. Outside Diameter, 733 lbs./in. Rate, 1.142 in. Coil Bind Height, Each
Part Number: MAN-221448-1
Not Yet Reviewed
Valve Springs, Dual, 1.500 in. Outside Diameter, 797 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: MAN-221455-16
Not Yet Reviewed
Valve Springs, Dual, 1.500 in. Outside Diameter, 800 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: MAN-221456-16
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Valve Spring Locators, Inside, Steel, 0.570 in. I.D., 1.660 in. O.D., 0.62 in. Thick, Set of 16
Part Number: MAN-42364-16
Not Yet Reviewed
Valve Springs, Triple, 1.677 in. Outside Diameter, 746 lbs./in. Rate, 1.160 in. Coil Bind Height, Set of 16
Part Number: MAN-221447-16
Not Yet Reviewed
Valve Springs, Triple, 1.677 in. Outside Diameter, 720 lbs./in. Rate, 1.142 in. Coil Bind Height, Set of 16
Part Number: MAN-221449-16
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 647 lbs./in. Spring Rate, Kit
Part Number: MAN-261424L
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Spring Retainers, Titanium, 10 Degree Lock, 1.500 in. Outside Diameter, .705 in. Inside Diameter, Set of 16
Part Number: MAN-23683-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Spring Retainers, Titanium, 7 Degree Lock, 1.677 in. Outside Diameter, .860 in. Inside Diameter, Set of 16
Part Number: MAN-23673-16
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Spring Retainers, 7 degree, Tall Style, Titanium, Set of 16
Part Number: MAN-23677-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
VALVE SPRING CUP
Part Number: MAN-42124-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Springs, Triple, 1.677 in. Outside Diameter, 720 lbs./in. Rate, 1.142 in. Coil Bind Height, Set of 16
Part Number: MAN-221449P-16
Not Yet Reviewed
Estimated Ship Date: Dec 9, 2025 if ordered today
Estimated Ship Date: Dec 9, 2025 if ordered today
Valve Springs, Dual, 1.560 in. Outside Diameter, 533 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: MAN-221442-16
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Valve Spring Retainers, Titanium, 7 Degree, 1.550 in. Outside Diameter, .710 in. Inside Diameter, Set of 16
Part Number: MAN-23670-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Spring, Nex Tek, Dual, 1.500 in. Outside Diameter, 780 lbs/in., Set of 16
Part Number: MAN-221420-16
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Valve Spring Locators, Outside, Steel, .062 in. Thick, 1.550 in. O.D., .635 in. I.D., Set of 16
Part Number: MAN-42335-16
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Valve Spring Locators, Inside, Steel, .035 in. Thick, 1.290 in. O.D., .525 in. I.D., Set of 16
Part Number: MAN-42338-16
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Nex Tek Valve Springs/ Titanium Retainers, Super Gas/Comp/Big Block Bracket, Kit
Part Number: MAN-261424
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 604 lbs./in. Spring Rate, Kit
Part Number: MAN-261425
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Valve Spring Retainer, Steel, 7 Degree, 1.550 in. Outside Diameter, .700 in. Inside Diameter, Each
Part Number: MAN-23645-1
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 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: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
Valve Spring Locators, Inside, Steel, .062 in. Thick, 1.535 in. O.D., .570 in. I.D., Set of 16
Part Number: MAN-42326-16
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Valve Spring Locator, Inside, Steel, 0.570 in. I.D., 1.660 in. O.D., 0.62 in. Thick, Each
Part Number: MAN-42364-1
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
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