The Clutch Masters Fx400 System uses the Power Plus I Pressure Plate with a custom, extremely durable Ceramic disc. Rigid disks are designed to be used with aftermarket lightweight flywheels (LWFW) only. This is the ultimate extreme duty street and/or road/drag racing system. It is available in a 6 puck configuration, which is a aggressive but manageable for street setup.<br><br>The un-sprung solid hub design allows for instant engagement and disengagement in any application, rendering it extremely hard for street use, and is therefore recommended for racing applications only. This disc is designed for outstanding holding capacity, and rapid heat dissipation.<br>