Availability
Valves
Valves, Exhaust, NK-844 Stainless, 2.150 in. Diameter, .3415 in. Stem, 5.540 in. Length, Set of 8
Part Number: MAN-11766-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.374 in. Length, Chevy, Set of 8
Part Number: MAN-11831-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.021 in. Length, Chevy, Set of 8
Part Number: MAN-11869-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Exhaust, Stainless Steel, 1.900 in. Diameter, .341 in. Stem, 5.522 in. Length, Chevy, Set of 8
Part Number: MAN-11811-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 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, 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: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.121 in. Length, Chevy, Set of 8
Part Number: MAN-11865-8
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 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: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 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: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.474 in. Length, Chevy, Set of 8
Part Number: MAN-11525-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.600 in. Diameter, .3415 in. Stem, 4.965 in. Length, Set of 8
Part Number: MAN-11573-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.710 in. Diameter, .341 in. Stem, 5.067 in. Length, Ford, Set of 8
Part Number: MAN-11805-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8
Part Number: MAN-11596-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
VALVE-S/D 1.600,+.200
Part Number: MAN-11771-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 5.026 in. Length, Chevy, Set of 8
Part Number: MAN-11826-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, XH-432 Stainless Steel, 1.900 in. Diameter, .342 in. Stem, 6.380 in. Length, Set of 8
Part Number: MAN-11581-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.600 in. Diameter, .3415 in. Stem, 5.465 in. Length, Set of 8
Part Number: MAN-11513-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 5.026 in. Length, Chevy, Set of 8
Part Number: MAN-11846-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valve, Severe Duty, XH-426 Stainless Steel, Exhaust, 1.600 in. Diameter, 4.923 in. Length, Each
Part Number: MAN-11677-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Intake, NK-844 Stainless, 2.055 in. Diameter, .3415 in. Stem, 5.140 in. Length, Set of 8
Part Number: MAN-11700-8
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.11 in Diameter, .341 in Stem, Pontiac V8, for Performer RPM Head, Set of 8
Part Number: EDL-9751
Not Yet Reviewed
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
This product may not be eligible for select promotional offers
Valves, Intake, Race, Stainless Steel, 2.08 in. Dia., +.250 Long, Chevy, Small Block, 350, 383, 400, Set of 8
Part Number: MIL-45065-8
Estimated Ship Date: Mar 3, 2027 if ordered today
Estimated Ship Date: Mar 3, 2027 if ordered today
Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.755 in. Length, Big Ford, Set of 8
Part Number: TFS-54400211
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE-BBC E/D 1.880
Part Number: MAN-12743-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: Today
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