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
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Professional, Dual, 1.550 in. O.D., 507 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16
Part Number: MAN-22431-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.550 in. Outside Diameter, 460 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16
Part Number: MAN-22406-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.260 in. Outside Diameter, 370 lbs./in. Rate, 1.095 in. Coil Bind Height, Set of 16
Part Number: MAN-22410-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.250 in. Outside Diameter, 357 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: MAN-22409-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
SPRING-LS-1 .800 LIFT
Part Number: MAN-221421-16
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 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: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 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: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
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: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Each
Part Number: MAN-221422-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
Estimated Ship Date: Aug 28, 2025 if ordered today
Estimated Ship Date: Aug 28, 2025 if ordered today
SPRING-1.550 DOUBLE
Part Number: MAN-221452SF-16
Not Yet Reviewed
Estimated Ship Date: Sep 16, 2025 if ordered today
Estimated Ship Date: Sep 16, 2025 if ordered today
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
Estimated Ship Date: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Set of 16
Part Number: MAN-221422-16
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
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
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Valve Spring, Dual, 1.640 in. Outside Diameter, 647 lbs./in. Rate, 1.070 in. Coil Bind Height, Each
Part Number: MAN-221424-1
Not Yet Reviewed
Estimated Ship Date: Aug 11, 2025 if ordered today
Estimated Ship Date: Aug 11, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Tomorrow
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: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Spring, Dual, 1.290 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221436-16
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 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-221449-16
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
SPRING-COYOTE 5.0L VALVE
Part Number: MAN-221418-32
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
Valve Springs, Single, 1.126 in. Outside Diameter, 330 lbs./in. Rate, 0.880 in. Coil Bind Height, Set of 32
Part Number: MAN-221434-32
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Valve Springs, Dual, 1.550 in. Outside Diameter, 458 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: MAN-22429-16
Not Yet Reviewed
Estimated Ship Date: Sep 16, 2025 if ordered today
Estimated Ship Date: Sep 16, 2025 if ordered today
Valve Spring and Retainers, Titanium Retainer, I.D. Locator, Machined Valve Lock and Viton Seals. 0.660 in. Max Lift, Chevy LT4, Kit
Part Number: MAN-2636LT4KS
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Valve Springs, Dual, 1.530 in. Outside Diameter, 500 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: MAN-221432-16
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.