Availability
Valves, Intake, NK-842 Stainless, 2.165 in. Diameter, .3133 in. Stem, 4.900 in. Length, Chevy, Set of 8
Part Number: MAN-11620-8
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Exhaust, XH-426 Stainless, 1.59 in. Diameter, .3136 in. Stem, 4.923 in. Length, Chevy, Set of 8
Part Number: MAN-11621-8
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Exhaust, XH-428 Stainless, 1.610 in. Head Diameter, 5.230 in. Length, Chevy, 7.0L LS, Set of 8
Part Number: MAN-11679-8
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Intake, Stainless Steel, 2.165 in. Diameter, 0.313 in. Stem, 4.900 in. Length, Set of 8
Part Number: MAN-11686-8
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Race, XH-426 Stainless Steel, Exhaust, 1.590 in. Diameter, 4.923 in. Length, Set of 8
Part Number: MAN-11661-8
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered 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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered 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: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Race, NK-842 Stainless Steel, Intake, 2.165 in. Diameter, 4.900 in. Length, Each
Part Number: MAN-11620-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Intake, Stainless Steel, 2.205 in. Diameter, 0.313 in. Stem, 5.200 in. Length, Chevy, Set of 8
Part Number: MAN-11688-8
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Exhaust, Extreme Duty Series, Stainless, 1.590 in. Diameter, 0.314 in. Stem, Chevy, 6.2L, Set of 8
Part Number: MAN-11685-8
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Timing Chain and Gears, Double Roller, 1-bolt, Billet Steel Sprockets, Chrysler, 5.7L Hemi, 6.1L Hemi, Set
Part Number: MAN-73206
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Small Block, LS1/LS6, -0.005 in. Length, Set
Part Number: MAN-73333
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Valve, Race, XH-426 Stainless Steel, Exhaust, 1.590 in. Diameter, 4.923 in. Length, Each
Part Number: MAN-11621-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.175 in. Outside Diameter, 255 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16
Part Number: MAN-221437-16
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .311 in. Stem, 5.728 in. Length, Set of 10
Part Number: MAN-11644-10
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Timing Set, Double Roller, Steel Crank/Cam Sprockets, Torrington Thrust, Chevy 2006-07, 6.0L, Kit
Part Number: MAN-73234
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Valve, Race, XH-426 Stainless Steel, Exhaust, 1.595 in. Diameter, 4.925 in. Length, Triple Groove, Set of 8
Part Number: MAN-11669-8
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
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