Ford Racing Clutch Discs M-6397-B46 Ford Racing pressure plate bolt and dowel kits are used to attach clutch pressure plates to flywheels. These kits include three dowel pins that are necessary to align and stiffen the pressure plate shell and prevent the clutch from chattering. The kits also include six 8mm bolts with integral lockwashers. PRESSURE PLATE BOLT AND DOWEL KIT 11in. Ford Racing 11inch Pressure Plate Bolt and Dowel Kit