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Manley Severe Duty Series Stainless Steel Valves 11750-1 Valve, Intake, Steel, 2.100 in. Diameter, .341 in. Stem, 5.240 in. Length, Chevy, Each

SKU: MAN11750-1

Valves

Manley Severe Duty Series Stainless Steel Valves 11750-1 Valve, Intake, Steel, 2.100 in. Diameter, .341 in. Stem, 5.240 in. Length, Chevy, Each

SKU: MAN11750-1

Valves
A$108.05
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.
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Description

Manley Severe Duty series performance valves are a great choice for your high performance or race engine. All valves are made from stainless steel (intakes are NK-844; exhausts are XH-428) with chrome stems and hardened valve tips. Severe Duty series valves are made of superior materials, are fully machined and swirl polished, and are available with either undercut "Pro Flo" stems or straight stems.

Part Type

Valves

Data: v4.2 - Upd: 2026-10-14 10:09:35

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
11750-1
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Severe Duty Series Stainless Steel Valves
Product Attributes - UPC
807298051970
Product Attributes - Valve Position
Intake
Product Attributes - Intake Valve Head Diameter (in.)
2.100 in.
Product Attributes - Intake Valve Head Diameter (mm)
53.340mm
Product Attributes - Intake Valve Stem Diameter (in.)
0.341 in.
Product Attributes - Intake Valve Stem Diameter (mm)
8.66mm
Product Attributes - Intake Overall Valve Length (in.)
5.240 in.
Product Attributes - Intake Overall Valve Length (mm)
133.096mm
Product Attributes - Undercut Stem
Yes
Product Attributes - Swirl-Polished
Yes
Product Attributes - Valve Tip Length (in.)
0.290 in.
Product Attributes - Valve Tip Length (mm)
7.366mm
Product Attributes - Valve Material
NK-844 stainless steel
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Groove Style
Conventional
Product Attributes - Approximate Weight (g)
132
Product Attributes - Valve Head Style
7 degree dish
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11750-1
SFX Item ID 4930020
Supplier Item Code 4930020
Manufacturer SKU 11750-1
Manufacturer UPC 807298051970

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1967
    Ending Year2002
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    Valve Installed Length0.300 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 Length0.300 in. over
    Cylinder Head TypeStock configuration

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