Manley 12322-8 Race Master Stainless Steel Intake Valve Small Block Chevy - 2.180 100

The Manley 12322-8 Race Master intake valve is engineered for Small Block Chevy performance engines, delivering superior quality and durability for bracket racing, drag racing, and oval track applications. This high-performance stainless steel valve features a 2.180" head diameter and is designed for engines operating below 8000 RPM.

Key Features:

• Premium NK-842 stainless steel construction for intake valves
• 2.180" head diameter for improved flow characteristics
• 5/16" (0.3110") stem diameter with hard chrome coating (.0002" thick)
• 5.010" overall length (+.100" longer than stock) for custom applications
• Hardened valve tips superior to competitors' stellite that can crack and erode
• Swirl-polished heads and chromed stems for smooth operation
• Race Master straight stem design provides extra material for outstanding durability
• Superior fatigue strength compared to standard EV-8 alloy (21-4N) valves

Manley Performance has been at the forefront of valve design since the late 1960s, offering exclusive materials and manufacturing processes that other manufacturers cannot match. Each valve in this 8-piece set is precision-engineered to meet the demanding requirements of high-performance and racing engines, providing exceptional strength and reliability at operating temperatures and stress levels that would compromise lesser valves.