Availability
CHEVROLET Chevy small block Gen I Manley Parts and Accessories
Valve, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.341 in. Stem, 5.065 in. Length, Each
Part Number: MAN-11797-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
VALVE-S/D 2.100,+.400
Part Number: MAN-11752-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
VALVE-S/D 2.125,+.300
Part Number: MAN-11754-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
VALVE-S/D 2.125,+.300
Part Number: MAN-11754-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .3415 in. Stem, 5.365 in. Length, Each
Part Number: MAN-11755-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
VALVE-S/D 2.080,+.400
Part Number: MAN-11764-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.600 in. Diameter, 0.3415 in. Stem, 5.565 in. Length, Set of 8
Part Number: MAN-11767-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Intake, Severe Duty, Stainless Steel, 2.100 in. Diameter, 0.3415 in. Stem, 5.540 in. Length, Each
Part Number: MAN-11770-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Race, NK-844 Stainless Steel, Intake, 2.125 in. Diameter, 5.240 in. Length, Chevy, Set of 8
Part Number: MAN-11778-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Race, NK-844 Stainless Steel, Intake, 2.125 in. Diameter, 5.240 in. Length, Chevy, Set of 8
Part Number: MAN-11778-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valves, Intake, NK-844 Stainless, 1.840 in. Diameter, .3415 in. Stem, 5.011 in. Length, Set of 8
Part Number: MAN-11540-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.911 in. Length, Each
Part Number: MAN-11541-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each
Part Number: MAN-11542-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valves, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Set of 8
Part Number: MAN-11542-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.140 in. Length, Each
Part Number: MAN-11544-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
VALVE-TI 2.180,+.700
Part Number: MAN-11486HT-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
VALVE-TI 2.180,+.700
Part Number: MAN-11486HT-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Each
Part Number: MAN-11456T-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Each
Part Number: MAN-11427T-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Titanium, Exhaust, 1.600 in. Diameter, 5.160 in. Length, Each
Part Number: MAN-11427TB-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.160 in. Length, Set of 8
Part Number: MAN-11427TB-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valves, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.140 in. Length, Universal, Set of 8
Part Number: MAN-11428T-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valves, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Set of 8
Part Number: MAN-11429T-8
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Valve, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Each
Part Number: MAN-11430T-1
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
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