I have what you guy's are looking for. A direct drop in, single speed conversion, that requires no mods to install. I had done the "bolt" trick in the past. However, recently someone on another forum asked if anyone made a single speed conversion. I did some reverse engineering, and came up with a plate that replaces the 2nd gear primary clutch. Again, it is a direct drop in, no mods required at all. I have about 30 of them left. Here is a pic;
