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CSP2026

Manley 11137-1 - 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 32mm Stainless Extreme Duty Valve

Manley  |  SKU: BBPB-11137-1
Sale price $7899 Regular price $8568

DISCLAIMER: This Item Is Special Ordered, which may have cancellation or return restrictions. Please see our terms and conditions for more information.


PLEASE NOTE: Pictures may be representative of style, rather than the actual product. Read the description for more details.

Description

Manley 11137-1 - 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 32mm Stainless Extreme Duty Valve

Manley Valve - Exhaust, Valve-E/D SUBARU WRX 32mm

Manley Valve - Exhaust, Valve-Extreme Duty SUBARU WRX 32mm

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.

  • 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.
  • XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.
  • Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.
  • Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.
Underhead Angle: 25.00
Underhead Radius: 11/32
Valve Series: Extreme Duty Series
Valve Material: Inconel
Engine Valve Quantity: 1
Engine Type: ICE
Make: Subaru
Engine: 2.0L EJ205 WRX
Valve Quantity: 1
Product Type: Engine Exhaust Valve
Valve Type: Exhaust
Engine: 2.5L EJ257 STi
Head Diameter: 32.00
Valve Head Diameter: 32.00
Stem Diameter: 0.2345
Stem Diameter: 5.96
Valve Stem Diameter: 5.96
Valve Stem Diameter: 0.2345
O/A Length: 104.75
Valve Length: 104.75
Valve Tip Length: 3.50
Tip Length: 3.50
Margin Width: 0.060
Seat Width: 0.100
Top of Head: 20 Degree Dish
Valve Head Shape: 20 Degree Dish

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