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Valve Spring, Dual, 1.340 in. Outside Diameter, 394 lbs./in. Rate, 1.050 in. Coil Bind Height, Set of 16
Part Number: MAN-221435-16
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Intakes, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Set of 8
Part Number: MAN-11824-8
Not Yet Reviewed
Estimated Ship Date: Jan 20, 2026 if ordered today
Estimated Ship Date: Jan 20, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.900 in. Diameter, 5.522 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-11847-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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
Need It Sooner? We recommend these similar substitute parts:
Lash Cap, Steel, 8mm Valve Stem, .080 in. Thick, Each
Part Number: MAN-42125-1
Estimated Ship Date: Jan 20, 2026 if ordered today
Estimated Ship Date: Jan 20, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.350 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12880-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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
Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.344 in. Length, Chevy, Set of 8
Part Number: MAN-11842-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.760 in. Diameter, .341 in. Stem, 5.067 in. Length, Ford, Each
Part Number: MAN-11529-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, Dual, 1.570 in. Outside Diameter, 534 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16
Part Number: MAN-221440P-16
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.605 in. Length, Chevy, Set of 8
Part Number: MAN-11898-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.190 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Set of 8
Part Number: MAN-11832-8
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.655 in. Diameter, .3415 in. Stem, 5.067 in. Length, Set of 8
Part Number: MAN-11807-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Lock, LocCap, Machined, Steel, 10 Degree, 1-Groove Beadlock, 3/8 in. Valve Stem. Set of 16
Part Number: MAN-13492-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Intake, NK-844 Stainless, 1.937 in. Diameter, 4.911 in. Length, Chevy, Small Block, Set of 8
Part Number: MAN-11840-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 20, 2026 if ordered today
Estimated Ship Date: Jan 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Nex Tek Valve Springs/ Titanium Retainers, Super Gas/Comp/Big Block Bracket, Kit
Part Number: MAN-261424
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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