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Manley Performance

Manley Performance

Manley Race Series Stainless Steel Valves 11337-1 Valve, Exhaust, Steel, 1.770 in. Diameter, .342 in. Stem, 5.230 in. Length, Pontiac, Each

SKU: MAN11337-1

Valves

Manley Race Series Stainless Steel Valves 11337-1 Valve, Exhaust, Steel, 1.770 in. Diameter, .342 in. Stem, 5.230 in. Length, Pontiac, Each

Manley Performance

Manley Performance

Manley Race Series Stainless Steel Valves 11337-1 Valve, Exhaust, Steel, 1.770 in. Diameter, .342 in. Stem, 5.230 in. Length, Pontiac, Each

SKU: MAN11337-1

Valves
A$71.27
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 Race series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel (intakes are NK-842; exhausts are XH-426) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.

Part Type

Valves

Data: v4.2 - Upd: 2026-10-14 10:11:19

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
11337-1
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Race Series Stainless Steel Valves
Product Attributes - UPC
807298048604
Product Attributes - Valve Position
Exhaust
Product Attributes - Exhaust Valve Head Diameter (in.)
1.770 in.
Product Attributes - Exhaust Valve Head Diameter (mm)
44.958mm
Product Attributes - Exhaust Valve Stem Diameter (in.)
0.342 in.
Product Attributes - Exhaust Valve Stem Diameter (mm)
8.69mm
Product Attributes - Exhaust Overall Valve Length (in.)
5.230 in.
Product Attributes - Exhaust Overall Valve Length (mm)
132.842mm
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
XH-426 stainless steel
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Groove Style
Conventional
Product Attributes - Valve Head Style
20 degree dish
Product Attributes - Valve Seat Width (in.)
0.100 in.
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11337-1
SFX Item ID 4928221
Supplier Item Code 4928221
Manufacturer SKU 11337-1
Manufacturer UPC 807298048604

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakePONTIAC
    Beginning Year1967
    Ending Year1969
    Engine TypeV8
    Engine Size7.0L/428
    Engine FamilyPontiac V8
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by engine
    MakePONTIAC
    Beginning Year1967
    Ending Year1979
    Engine TypeV8
    Engine Size6.6L/400
    Engine FamilyPontiac V8
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by engine
    MakePONTIAC
    Beginning Year1970
    Ending Year1976
    Engine TypeV8
    Engine Size7.5L/455
    Engine FamilyPontiac V8
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration

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