Manley Nissan Patrol 40.5mm Race Master Intake Valves (Set of 12) - 11178-12

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-R/F NISSAN PATROL 40.5mm
• Valve Stem Diameter: 0.274
• O/A Length: 100.21
• Valve Length: 100.21
• Valve Tip Length: 3.56
• Tip Length: 3.56
• Margin Width: 0.045
• Seat Width: 0.100
• Top of Head: Flat Face
• Valve Head Shape: Flat Face
• Underhead Angle: Pro Flo: 12.00
• Underhead Radius: 3/8
• Valve Series: Race Series
• Valve Sub-Series: Race Flo
• Valve Material: Stainless Steel
• Valve Type: Intake
• Product Type: Engine Intake Valve Kit
• Valve Quantity: 12
• Engine Valve Quantity: 12
• Industry: Automotive
• Out of Stock Message: Call for Availability
• Title: Manley Valve - Intake, Valve-R/F NISSAN PATROL 40.5mm
• Prop 65 Yes/No: Yes
• Prop 65 (C, R or CR): CR