Manley Performance Street Flo 1.88in. Exhaust Valves | Big Block Chevrolet (10727-8)
Manley Performance
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Street Flo 1.88in. Exhaust Valves for Big Block Chevrolet Engines by Manley Performance
Manley's Street Flo Exhaust Valves are constructed from XH-424 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: 1.88in.
- Stem Diameter: 0.3715in.
- Installed Height: Stock
- O/A Length: 5.35in.
- Tip Length: 0.22in.
- Underhead Angle / Radius: Pro Flo: 10°x3/8"
- Margin: 60
- Seat Width: 0.1
- Top of Head: 5° Dish
- Weight: 131g
Applications
- Big Block Chevrolet
What's In The Box?
- 8 - Valves
Warranty
- Limited Manufacturers Warranty