Manley Performance Severe Duty 1.615in. Exhaust Valve | Chevrolet LS7 (11679-1)

Manley Performance Severe Duty 1.615in. Exhaust Valve | Chevrolet LS7 (11679-1)

Manley Performance
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Severe Duty 1.615in. Exhaust Valve for Chevrolet LS7 Engines by Manley Performance

Manley's Severe Duty Exhaust Valves are constructed from XH-428 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: 1.615in.
  • Stem Diameter: 0.3136in.
  • Installed Height: Stock
  • O/A Length: 5.23in.
  • Tip Length: 0.29in.
  • Underhead Angle / Radius: 25°x7/16"
  • Margin: 0.075
  • Seat Width: 0.1
  • Top of Head: 18° Dish
  • Weight: 103g

Applications

  • 2005-2013 Chevrolet Corvette Z06 & ZR1

What's In The Box?

  • 1 - Valve

Warranty

  • Limited Manufacturers Warranty

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