Manley Performance Race Master 1.55in. Exhaust Valves | Chevrolet LS1 / LS2 (LS6 Head) (11361-8)

Manley Performance Race Master 1.55in. Exhaust Valves | Chevrolet LS1 / LS2 (LS6 Head) (11361-8)

Manley Performance
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Race Master 1.55in. Exhaust Valves for Chevrolet LS1 / LS2 (LS6 Head) 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: 1.55in.
  • Stem Diameter: 0.3136in.
  • Installed Height: Stock
  • O/A Length: 4.923in.
  • Tip Length: 0.175in.
  • Underhead Angle / Radius: 25°x7/16"
  • Margin: 0.065
  • Seat Width: 0.115
  • Top of Head: 18° Dish
  • Weight: 87g

Applications

  • Chevrolet LS1 / LS2 (LS6 Head)

What's In The Box?

  • 8 - Valves

Warranty

  • Limited Manufacturers Warranty

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