Manley Chevrolet L-99 intake Valve Kit - 2.165in Head Dia. 4.900in O/A Length, 0.3133in Stem - 11620H-8

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

• Head Diameter: 2.165 in
• Stem Diameter: 0.3133 in
• O/A : 4.900 in
• Hollow Stem
• Manley Valve
• Intake, Valve-L-92 R/F 2.165 HOLLOW STEM
• Product Market: Domestic
• Valve Stem Diameter: 0.3133
• O/A Length: 4.900
• Valve Length: 4.900
• Valve Tip Length: 0.160
• Stem Diameter: 0.3133
• Valve Head Diameter: 2.165
• Head Diameter: 2.165
• Tip Length: 0.160
• Margin Width: 0.055
• Seat Width: 0.100
• Top of Head: 7 Degree Dish
• Valve Head Shape: 7 Degree Dish
• Underhead Angle: Pro Flo: 12.00
• Underhead Radius: 3/8
• Cylinder Head: L92 Cylinder Head
• Valve Series: Race Series
• Valve Sub-Series: Race Flo
• Valve Material: Stainless Steel