Availability
Valves
Valve, Exhaust, XH-428 Stainless Steel, 1.720 in. Diameter, .372 in. Stem, 5.354 in. Length, Chevy, Each
Part Number: MAN-11553-1
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2026 if ordered today
Estimated Ship Date: Dec 10, 2026 if ordered today
Valve, Exhaust, XH-432 Xtreme Alloy, 1.880 in. Head Diameter, 5.454 in. Length, Chevy, Big Block, Each
Part Number: MAN-11731-1
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
VALVE-E/D 1.900,+.100
Part Number: MAN-11733-1
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valve, Exhaust, XH-428 Stainless, 1.900 in. Head Diameter, 5.464 in. Length, Chevy, Big Block, Each
Part Number: MAN-11535-1
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.810 in. Diameter, .372 in. Stem, 4.908 in. Length, Mopar, Set of 8
Part Number: MAN-11891-8
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valves, Exhaust, NK-844 Stainless Steel, 2.300 in. Diameter, .372 in. Stem, 5.433 in. Length, Set of 8
Part Number: MAN-11536-8
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
VALVE-BLANK E/D
Part Number: MAN-11895-8
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.940 in. Diameter, .372 in. Stem, 5.650 in. Length, Set of 8
Part Number: MAN-11251-8
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
VALVE-BLANK E/D
Part Number: MAN-11895-1
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.94 in. Diameter, .372 in. Stem, 5.650 in. Length, Each
Part Number: MAN-11251-1
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.750 in. Diameter, .372 in. Stem, 5.105 in. Length, Chevy, Each
Part Number: MAN-11313-1
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2026 if ordered today
Estimated Ship Date: Dec 10, 2026 if ordered today
Valve, Exhaust, XH-432 Xtreme Alloy, 2.000 in. Head Diameter, 5.020 in. Length, Each
Part Number: MAN-11855-1
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2026 if ordered today
Estimated Ship Date: Dec 11, 2026 if ordered today
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