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Manley Severe Duty Series Stainless Steel Valves 11878-1

Valve, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.610 in. Length, Chevy, Each

Part Number: MAN-11878-1

5.0 out of 5 stars ( 1 )

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Manley Extreme Duty Series Stainless Steel Valves 11802-1

Valve, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.244 in. Length, Chevy, Ford, Each

Part Number: MAN-11802-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Severe Duty Series Stainless Steel Valves 11851-1

VALVE-S/D 1.625,+.100

Part Number: MAN-11851-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Stainless Steel Valves 11321-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.165 in. Length, Chevy, Each

Part Number: MAN-11321-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Severe Duty Series Stainless Steel Valves 11551-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .3415 in. Stem, 4.921 in. Length, Each

Part Number: MAN-11551-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Severe Duty Series Stainless Steel Valves 11596-1

Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11596-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Severe Duty Pro Flo Series Stainless Steel Valves 11784-1

VALVE-S/D 2.300,+.200

Part Number: MAN-11784-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Severe Duty Series Stainless Steel Valves 11543-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11543-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Race Valves for Chevrolet SUM-V8010-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Scorpion Endurance Series Rocker Arms SCP3003-1

Scorpion Endurance Series Rocker Arms SCP3003-1

Rocker Arms, Endurance Series, Full Roller, 1.6 Ratio, Aluminum, Blue Anodized, 7/16 in. Stud Mounting Style, Chevrolet, Small Block, Each

Part Number: SCC-SCP3003-1

Not Yet Reviewed

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Manley Race Series Stainless Steel Valves 11560-1

Valve, Intake, Stainless Steel, 2.080 in. Diameter, .3415 in. Stem, 5.040 in. Length, Each

Part Number: MAN-11560-1

Not Yet Reviewed

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Manley Race Series Stainless Steel Valves 11868-1

Valve, Intake, Stainless Steel, 2.250 in. Diameter, .342 in. Stem, 5.494 in. Length, Universal, Each

Part Number: MAN-11868-1

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Manley Race Series Stainless Steel Valves 11509-1

Valves, Exhaust, XH-426 Stainless Steel, 1.880 in. Diameter, .372 in. Stem, 5.522 in. Length, Each

Part Number: MAN-11509-1

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Manley Race Series Stainless Steel Valves 11894-1

Valve, Intake, NK-842 Stainless, 2.190 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each

Part Number: MAN-11894-1

Not Yet Reviewed

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Manley Race Series Stainless Steel Valves 11864-1

Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.951 in. Length, Chevy, Each

Part Number: MAN-11864-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Manley Race Series Stainless Steel Valves 11329-1

Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 4.965 in. Length, Chevy, Each

Part Number: MAN-11329-1

Not Yet Reviewed

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Manley Race Series Stainless Steel Valves 11521-1

Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11521-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Manley Race Series Stainless Steel Valves 11566-1

Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11566-1

Not Yet Reviewed

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Manley Severe Duty Series Stainless Steel Valves 11592-1

Valve, Intake, Severe Duty, Stainless Steel, 1.937 in. Diameter, 0.342 in. Stem, 4.911 in. Length, Each

Part Number: MAN-11592-1

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

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Estimated Ship Date: Jan 16, 2026 if ordered today

Manley Race Series Stainless Steel Valves 11730-1

Valve, Intake, XH-426 Stainless, 2.300 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each

Part Number: MAN-11730-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Race Series Stainless Steel Valves 11719-1

Valve, Exhaust, XH-426 Stainless Steel, 1.880 in. Diameter, .342 in. Stem, 5.552 in. Length, Chevy, Each

Part Number: MAN-11719-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Severe Duty Series Stainless Steel Valves 11567-1

Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .342 in. Stem, 4.911 in. Length, Universal, Each

Part Number: MAN-11567-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Severe Duty Pro Flo Series Stainless Steel Valves 11570-1

Valve, Intake, Stainless Steel, 2.300 in. Diameter, .372 in. Stem, 5.513 in. Length, Chevy, Each

Part Number: MAN-11570-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Manley Race Series Stainless Steel Valves 11545-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.065 in. Length, Chevy, Each

Part Number: MAN-11545-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Severe Duty Series Stainless Steel Valves 11748-1

Valves, Exhaust, Stainless Steel, 1.940 in. Diameter, .3415 in. Stem, 5.140 in. Length, Chevy, Small Block, Each

Part Number: MAN-11748-1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Manley Race Series Stainless Steel Valves 11761-1

Valve, Exhaust, XH-426 Stainless, 1.880 in. Diameter, .3415 in. Stem, 5.522 in. Length, Each

Part Number: MAN-11761-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

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