Competition Clutch (4-8037-C) - Twin Disc Clutch Kit - K-SeriesCompetition Clutch (4 8037 C) Twin Disc Clutch Kit K Series The CCI twin disc provides the most economical racing clutch for the active sport compact enthusiast. This ceramic twin disc comes with a 4140 forged steel flywheel and a 6061 T6aluminum cover complimented with a 6150 steel diaphragm. These units are rated to hold 500 to 1200hp (depending on application). 2002 2008 Acura RSX 2002 2009 Honda Civic SI 184mm Rigid Twin Disc Clutch Kit