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Manley Budget Series Performance Valves 10556-8 Valves, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Set of 8

SKU: MAN10556-8

Valves

Manley Budget Series Performance Valves 10556-8 Valves, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Set of 8

SKU: MAN10556-8

Valves
A$207.69
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Manley Performance Series valves are engineered to meet the demands of enthusiasts seeking top-tier performance.

Part Type

Engine Intake Valve

Data: v4.2 - Upd: 2026-10-14 10:06:19

Features

  • Chrome Stems and Hard Tips: These valves boast chrome stems and hard tips, ensuring exceptional durability, even under extreme conditions.
  • Premium Stainless Steel: The Performance Series valves are available as XH-422 for exhaust and NK-840 for intake, constructed from high-quality stainless steel for optimal performance.
  • Swirl Polished and Fully Machined: The under head areas are expertly swirl polished, and the combustion faces are fully machined, optimizing airflow and combustion efficiency for maximum power.
  • Variety of s: Tailor your valve selection to your engine's needs with options for stock or .100 longer s.

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
10556-8
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Budget Series Performance Valves
Product Attributes - UPC
807298047010
Product Attributes - Valve Position
Intake
Product Attributes - Intake Valve Head Diameter (in.)
2.055 in.
Product Attributes - Intake Valve Head Diameter (mm)
52.197mm
Product Attributes - Intake Valve Stem Diameter (in.)
0.342 in.
Product Attributes - Intake Valve Stem Diameter (mm)
8.69mm
Product Attributes - Intake Overall Valve Length (in.)
5.011 in.
Product Attributes - Intake Overall Valve Length (mm)
127.279mm
Product Attributes - Undercut Stem
No
Product Attributes - Swirl-Polished
Yes
Product Attributes - Valve Tip Length (in.)
0.250 in.
Product Attributes - Valve Tip Length (mm)
6.350mm
Product Attributes - Valve Material
NK-840 stainless steel
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Groove Style
Conventional
Product Attributes - Approximate Weight (g)
113
Product Attributes - Valve Head Style
6 degree dish
Product Attributes - Valve Seat Width (in.)
0.080 in.
Product Attributes - Quantity
Sold as a set of 8.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man10556-8
SFX Item ID 4932688
Supplier Item Code 4932688
Manufacturer SKU 10556-8
Manufacturer UPC 807298047010

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1962
    Ending Year1969
    Engine TypeV8
    Engine Size5.4L/327
    Engine FamilyChevy small block Gen I
    Valve Installed Length0.100 in. over
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1967
    Ending Year1968
    Engine TypeV8
    Engine Size4.9L/302
    Engine FamilyChevy small block Gen I
    Valve Installed Length0.100 in. over
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1967
    Ending Year2000
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    Valve Installed Length0.100 in. over
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1980
    Engine TypeV8
    Engine Size6.6L/400
    Engine FamilyChevy small block Gen I
    Valve Installed Length0.100 in. over
    Cylinder Head TypeStock configuration

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