Availability
1981 Manley Parts and Accessories
Valve, Intake, Stainless Steel, 2.125 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11340-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 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 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.951 in. Length, Chevy, Each
Part Number: MAN-11863-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, NK-842 Stainless, 2.250 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each
Part Number: MAN-11722-1
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 5.240 in. Length, Chevy, Each
Part Number: MAN-11556-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
INTAKE VALVE
Part Number: MAN-11564-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11318-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 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 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.080 in. Length, Ford, Each
Part Number: MAN-11889-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
CHAIN-SBC STREET MASTER ROLLER
Part Number: MAN-76163
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Exhaust, Severe Duty, Stainless Steel, 1.880 in.Diameter, 0.311 in. Stem, 5.422 in. Length, Set of 8
Part Number: MAN-12815-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valves, Intake, Stainless Steel, 2.100 in. Diameter, .3415 in. Stem, 5.140 in. Length, Chevy, Small Black, Each
Part Number: MAN-11584-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Intake, NK-842 Stainless, 2.190 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each
Part Number: MAN-11720-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Intake, Stainless Steel, 1.720 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each
Part Number: MAN-11540-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Intake, Stainless Steel, 1.940 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11236-1
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Valve, Intake, Severe Duty, Stainless Steel, 2.250 in. Diameter, 0.372 in. Stem, 5.433 in. Length, Each
Part Number: MAN-11534-1
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 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: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.474 in. Length, Chevy, Each
Part Number: MAN-11525-1
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12878-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, 2.350 in. Diameter, Stainless Steel, 0.350 in. Over Installed Length, Chevy, Big Block, Each
Part Number: MAN-12880-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
VALVE-S/D 2.300,+.200
Part Number: MAN-12784-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
VALVE-BBC S/D 1.940
Part Number: MAN-12803-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, 2.325 in. Diameter, Stainless Steel, 0.250 in. Over Installed Length, Chevy, Big Block, Each
Part Number: MAN-12838-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each
Part Number: MAN-12850-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.494 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12854-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
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