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Manley Ford 4.6L 38.5mm Race Master & Extreme Duty Exhaust Valves *Set of 8*

SKU: MAN11633-8

Valves

MAN Race Master Valves...

Manley Ford 4.6L 38.5mm Race Master & Extreme Duty Exhaust Valves *Set of 8*

SKU: MAN11633-8

Valves

MAN Race Master Valves...

A$1,006.75
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors, these valves are your ticket to unparalleled performance.

Part Type

Engine Exhaust Valve

Data: v4.2 - Upd: 2026-10-13 17:07:31

Features

  • Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.
  • Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.
  • Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.
  • XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
11633-8
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Race Master Valves
Product Attributes - UPC
807298017877
Product Attributes - Valve Position
Exhaust
Product Attributes - Exhaust Valve Head Diameter (in.)
1.515 in.
Product Attributes - Exhaust Valve Head Diameter (mm)
38.500mm
Product Attributes - Exhaust Valve Stem Diameter (in.)
0.235 in.
Product Attributes - Exhaust Valve Stem Diameter (mm)
5.97mm
Product Attributes - Exhaust Overall Valve Length (in.)
4.585 in.
Product Attributes - Exhaust Overall Valve Length (mm)
116.459mm
Product Attributes - Undercut Stem
No
Product Attributes - Swirl-Polished
Yes
Product Attributes - Valve Tip Length (in.)
0.380 in.
Product Attributes - Valve Tip Length (mm)
9.652mm
Product Attributes - Lock Groove Quantity
3-groove
Product Attributes - Lock Groove Style
Conventional
Product Attributes - Approximate Weight (g)
70
Product Attributes - Valve Head Style
20 degree dish
Product Attributes - Valve Seat Width (in.)
0.100 in.
Product Attributes - Quantity
Sold as a set of 8.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11633-8
SFX Item ID 4060847
Supplier Item Code 4060847
Manufacturer SKU 11633-8
Manufacturer UPC 807298017877
Alternative References 4.6L, 38.5mm

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakeFORD
    Beginning Year2005
    Ending Year2014
    Engine TypeV8
    Engine Size4.6L/281
    Engine FamilyFord modular V8
    Valve Installed LengthStock
    Cylinder Head Style (application)Ford modular 3V
  • Valve FitmentSearch by engine
    MakeFORD
    Beginning Year2005
    Ending Year2015
    Engine TypeV8
    Engine Size5.4L/330
    Engine FamilyFord modular V8
    Valve Installed LengthStock
    Cylinder Head Style (application)Ford modular 3V

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