Manley Performance Race Master 30.15mm Exhaust Valves | Nissan SR20DE (11109-8)

Race Master 30.15mm Exhaust Valves for Nissan SR20DE 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: 30.15mm
• Stem Diameter: 6mm/.2362"
• Installed Height:
• O/A Length: 102.4mm
• Tip Length: 3.5mm
• Underhead Angle / Radius: 25°x11/32”
• Margin: .065”
• Seat Width: .080”
• Top of Head: 20° Dish
• Weight: 100g

Applications

• 1991-2002 Nissan Silvia (SR20DE)
• 1991-1999 Nissan 180SX (SR20DE)

What's In The Box?

• 8 - Valves

Warranty

• Limited Manufacturers Warranty