Availability
Valves, Exhaust, XH-426 Stainless Steel, 1.550 in. Diameter, .314 in. Stem, 4.923 in. Length, Set of 8
Part Number: MAN-11361-8
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Intake, Stainless Steel, 2.000 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8
Part Number: MAN-11360-8
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .3136 in. Stem, 4.923 in. Length, Set of 8
Part Number: MAN-11365-8
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Intake, Stainless Steel, 2.020 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8
Part Number: MAN-11362-8
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: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.911 in. Length, Set of 8
Part Number: MAN-11541-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Exhaust, Stainless Steel, 1.575 in. Diameter, .313 in. Stem, 4.923 in. Length, Chevy, Set of 8
Part Number: MAN-11363-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Intake, Race Flo, Stainless Steel, 2.055 in. Head Dia, 7 Degree, Chevy, Small Block, Set of 8
Part Number: MAN-11546-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve, Intake, XH-426 Stainless, 2.300 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each
Part Number: MAN-11730-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each
Part Number: MAN-11390-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE-TI 2.350,+.250
Part Number: MAN-11484-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valves, Intake, NK-844 Stainless, 1.940 in. Diameter, 5.140 in. Length, Chevy, Small Block, Set of 8
Part Number: MAN-11748-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.500 in. Diameter, 5.140 in. Length, Chevy, Small Block, Set of 8
Part Number: MAN-11747-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 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: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.940 in. Diameter, .3415 in. Stem, 5.140 in. Length, Chevy, Small Block, Each
Part Number: MAN-11748-1
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8
Part Number: MAN-11390-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.000 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each
Part Number: MAN-11360-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Exhaust, XH-426 Stainless Steel, 1.550 in. Diameter, .314 in. Stem, 4.923 in. Length, Each
Part Number: MAN-11361-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SPRING-LS-1 .800 LIFT
Part Number: MAN-221421-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve Spring Retainer, Chevy LS Valve Spring, Titanium, ID Locator, Machnd Valve Lock & Viton seal,660 Max
Part Number: MAN-26362334KS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .314 in. Stem, 4.923 in. Length, Chevy, LS, Each
Part Number: MAN-11365-1
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221438-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.080 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each
Part Number: MAN-11398-1
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.500 in. Diameter, 5.140 in. Length, Chevy, Small Block, Each
Part Number: MAN-11747-1
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
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