Manley Performance Race Master Bead Loc Groove 31mm Exhaust Valves | Ford 4.6L & 5.4L SOHC 4-Valve (11617B-8)

Manley Performance Race Master Bead Loc Groove 31mm Exhaust Valves | Ford 4.6L & 5.4L SOHC 4-Valve (11617B-8)

Manley Performance
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Race Master 31mm Bead Loc Groove Exhaust Valves for Ford 4.6L & 5.4L SOHC 4-Valve Engines by Manley Performance

Manley's Race Master Exhaust Valves are constructed from XH-426 Stainless Steel for unparalleled durability. Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance. The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.

Measurements

  • Head Diameter: 31mm
  • Stem Diameter: 0.274in.
  • Installed Height: Stock
  • O/A Length: 4.587in.
  • Tip Length: 0.44in.
  • Underhead Angle / Radius: 15°x1/2"
  • Margin: 0.05
  • Seat Width: 0.08
  • Top of Head: 9° Dish
  • Weight: 55g

Applications

  • 1996–2004 Ford Mustang SVT Cobra
  • 2003-2004 Ford Mustang Mach 1
  • 2007–2012 Ford Shelby GT500
  • 2004–2006 Ford GT

What's In The Box?

  • 8 - Valves

Warranty

  • Limited Manufacturers Warranty

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