Availability
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
Estimated Ship Date: Today
Estimated Ship Date: Today
SPRING-1.550 DOUBLE
Part Number: MAN-221452SF-16
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, Dual, 1.580 in. Outside Diameter, 535 lbs./in. Rate, 1.170 in. Coil Bind Height, Set of 16
Part Number: MAN-221443-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, Dual, 1.620 in. Outside Diameter, 500 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: MAN-221445P-16
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
SPRING-COYOTE 5.0L VALVE
Part Number: MAN-221419-32
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Set of 16
Part Number: MAN-221444-16
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
INTAKE VALVE SET
Part Number: MAN-12350H-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Mistu 4G63 Valve Spring Kit
Part Number: MAN-26115
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 604 lbs./in. Spring Rate, Kit
Part Number: MAN-261425L
Not Yet Reviewed
Estimated Ship Date: Jan 16, 2026 if ordered today
Estimated Ship Date: Jan 16, 2026 if ordered today
Valve Spring and Retainer Kit, Single, 5.5mm Stem Diameter, 6 Degree Titanium Retainers, 0.990 in. Outside Diameter, Kit
Part Number: MAN-26205
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
KIT-SPRING/RETAINER/LOCK
Part Number: MAN-26130K
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring and Retainer Kits, KIT-SPRING/RETAINER 2JZ
Part Number: MAN-26135
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring and Retainer Kits, KIT-SPRING/RETAINER/LOCK 2JZ
Part Number: MAN-26135K
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
KIT-SPRING/RETAINER/LOCK
Part Number: MAN-26175K
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.100 in. Diameter, .313 in. Stem, 4.874 in. Length, Set of 8
Part Number: MAN-11350H-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
VALVE-R/M NISSAN GTR VR38DETT
Part Number: MAN-11195-12
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valves, Intake, XH-428 Stainless Steel, 2.165 in. Diameter, .313 in. Stem, 4.900 in. Length, Chevy, Set of 8
Part Number: MAN-11686H-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve, Hemi 5.7L intake, 2.080 Race Flo, Hollow Stem, Set of 8
Part Number: MAN-11696H-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valves, Race Series, Intake, NK-842 Stainless Steel, 4.955 in. Overall Length, Chrysler, Dodge, 5.7L, Set of 8
Part Number: MAN-11666H-8
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, Dual, 1.570 in. Outside Diameter, 575 lbs./in. Rate, 1.215 in. Coil Bind Height, Set of 16
Part Number: MAN-221441P-16
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, NexTek, Dual, 1.400 in. O.D., 575 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: MAN-221446SF-16
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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