Manley Race Flo Stainless Steel - Intake Valves (EJ20, EJ25)

Manley intake valves typically are built with our original "Pro-Flo" design which reduces the stem diameter in the fillet area for increased airflow but also less valve weight.

Features

• NK-842 Stainless Intake Material
• Swirl Polished and Fully Machined
• Chrome Stems and Hard Tips

Specifications

• Head Diameter:     36mm or 37mm
• Stem Diameter:     5.96mm/.2345" 
• Installed Height:     Stock
• O/A Length:     104.6 mm
• Tip Length:     3.5 mm
• Underhead Angle/Radius:    Pro Flo: 22° x 5/16"
• Margin:    .050
• Seat Width:     .080"
• Top of Head:     17° Dish