Availability
1978 Valves
Valves, Exhaust, Titanium, 1.900 in. Diameter, .342 in. Stem, 5.440 in. Length, Each
Part Number: MAN-11481B-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Titanium, 1.900 in. Diameter, .342 in. Stem, 5.440 in. Length, Each
Part Number: MAN-11481B-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Intake, Titanium, 2.300 in. Diameter, .342 in. Stem, 5.522 in. Length, Chevy, Set of 8
Part Number: MAN-11482-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Each
Part Number: MAN-11559-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
VALVE-S/D 1.625,+.100
Part Number: MAN-11851-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.940 in. Head Dia, 7 Degree Dish, Chevy, Big Block, Each
Part Number: MAN-11561-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.021 in. Length, Set of 8
Part Number: MAN-11569-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.121 in. Length, Each
Part Number: MAN-11571-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.600 in. Diameter, 0.3415 in. Stem, 4.965 in. Length, Each
Part Number: MAN-11573-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Race Series, Stainless Steel, 2.080 in. Diameter, 0.3415 in. Stem, 5.240 in. Length, Set of 8
Part Number: MAN-11574-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.165 in. Length, Each
Part Number: MAN-11577-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.221 in. Length, Each
Part Number: MAN-11579-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Intake, NK-844 Stainless, 2.080 in. Head Diameter, 5.440 in. Length, Chevy, Small Block, Set of 8
Part Number: MAN-11512-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.522 in. Length, Each
Part Number: MAN-11515-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 6.400 in. Length, Chevy, Each
Part Number: MAN-11583-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.936 in. Length, Each
Part Number: MAN-11585-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Severe Duty, Stainless Steel, 2.400 in. Diameter, 0.342 in. Stem, 5.725 in. Length, Each
Part Number: MAN-11590-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Each
Part Number: MAN-11882-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Exhaust, Race Master, Stainless Steel, 1.940 in. Diameter, 0.3415 in. Stem, 5.422 in. Length, Each
Part Number: MAN-11885-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.140 in. Diameter, .372 in. Stem, 4.873 in. Length, Mopar, Each
Part Number: MAN-11890-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.060 in. Length, Universal, Set of 8
Part Number: MAN-11411T-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Set of 8
Part Number: MAN-11413T-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valves, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.440 in. Length, Universal, Set of 8
Part Number: MAN-11416T-8
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, BBC intake 2.190 stock length, Street Master, set of 8
Part Number: MAN-10872-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Valve, BBC intake 2.250 stock length, Street Master
Part Number: MAN-10874-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
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