"This single clutch kit works for all applications, wet or dry, on all Big Twins from 1941-early 1984. consists of five friction plates made on a steel core, using Barnett's exclusive ""molded"" carbon fiber friction compound. It will handle all of your clutch needs, whether you're running an open belt drive, sealed primary or conventional set-up. Resists glazing which causes chatter/noisy engagement. Tolerates extreme heat and is suitable for all high performance applicationos. CF2000 Clutch kit. "