Availability
CHEVROLET Manley Parts and Accessories
Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11812-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.951 in. Length, Chevy, Each
Part Number: MAN-11864-1
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, Race Master, Stainless Steel, 2.250 in. Diameter, 0.3715 in. Stem, 5.344 in. Length, Each
Part Number: MAN-11724-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Each
Part Number: MAN-11772-1
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.021 in. Length, Chevy, Each
Part Number: MAN-11869-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.936 in. Length, Chevy, Each
Part Number: MAN-11827-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .3415 in. Stem, 5.565 in. Length, Each
Part Number: MAN-11763-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Exhaust, Severe Duty, Stainless Steel, 1.600 in. Diameter, 0.3415 in. Stem, 5.565 in. Length, Each
Part Number: MAN-11767-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Each
Part Number: MAN-11824-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
VALVE 2 0L
Part Number: MAN-11820-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
VALVE-S/D 1.600,+.200
Part Number: MAN-11771-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11810-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
VALVE-BBC R/M 1.940
Part Number: MAN-11849-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Each
Part Number: MAN-11527-1
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.725 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Each
Part Number: MAN-11517-1
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.575 in. Diameter, .313 in. Stem, 4.923 in. Length, Chevy, Each
Part Number: MAN-11363-1
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.100 in. Diameter, .341 in. Stem, 5.040 in. Length, Each
Part Number: MAN-11576-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Exhaust, XH-426 Stainless, 1.880 in. Diameter, .3415 in. Stem, 5.522 in. Length, Each
Part Number: MAN-11761-1
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
INTAKE VALVE
Part Number: MAN-11564-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, NK-844 Stainless, 2.300 in. Head Diameter, 5.433 in. Length, Chevy, Big Block, Each
Part Number: MAN-11536-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Each
Part Number: MAN-12898-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, 1 Head, Set
Part Number: MAN-42322
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valve, Exhaust, XH-428 Stainless, 1.900 in. Head Diameter, 5.522 in. Length, Chevy, Big Block, Each
Part Number: MAN-11847-1
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
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: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Valves, Intake, NK-844 Stainless, 2.100 in. Diameter, .342 in. Stem, 5.026 in. Length, Each
Part Number: MAN-11852-1
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
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