Manley 99-10 Dodge Viper 2.020in Diameter 5.728in Length Race Master Exhaust Valve (Single) - 11644-1

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Features

• Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.
• Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.
• Swirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.
• Variety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.
• Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.

Specs

• Manley Valve
• Intake, Valve-VIPER R/M 2.020
• Head Diameter: 2.020
• Valve Head Diameter: 2.020
• Stem Diameter: 0.3110
• Valve Stem Diameter: 0.3110
• O/A Length: 5.728
• Valve Length: 5.728
• Valve Tip Length: 0.110
• Tip Length: 0.110
• Margin Width: 0.050
• Seat Width: 0.080
• Top of Head: 7 Degree Dish
• Valve Head Shape: 7 Degree Dish
• Underhead Angle: 12.00
• Underhead Radius: 3/8
• Valve Series: Race Series
• Product Type: Engine Intake Valve
• Valve Quantity: 1
• Engine Valve Quantity: 1
• Industry: Automotive
• Out of Stock Message: Call for Availability
• Valve Type: Intake
• Valve Material: Stainless Steel
• Valve Sub-Series: Race Master