Originally Posted by JAG Racing
AMG Racer - Comment?
Unfortunately it seems the R40 flywheel has, how do I put it, quality control issues. The Mugen clutch shoe "should" fit right on everything being equal. However I have had to ream my Mugen shoe slightly to get it to slide nicely. It fit OK but just was sticky. On my really old flywheel it does not fit at all. I would not go reaming too much out of the shoe without testing a few flywheels, but none of mine have been a perfect fit yet.