Clutch Masters 02-06 Acura RSX 2.0L Type-S 6 Sp 725 Twin Disc (Must use CM Flywheel: FW-037-TDS)08037 TD7S X Description Available Stages: Street and Race (TD7S) 1 ceramic rigid disc, and 1 fiber tuff rigid disc Race (TD7R) 2 ceramic rigid discs The Clutch Masters FX725 is a 7. 25" (184mm) Twin Disc clutch and is the ultimate in twin disk performance for engines transmissions with smaller bell housings that are focused on drag racing. Clutch Masters FX725 Twin Disc systems are developed from decades of experience in drag racing. Because of the