Billy_Goat,
Don't ever sell your 80. You'll regret it forever.
IronBear,
The Yahoo group has many of the parts manuals but more importantly, some write ups on how to fix the common problem areas, like the swingarms on the BWs.
Give them a try at:
http://autos.dir.groups.yahoo.com/gr...MAHABIGWHEELS/
Regards,
Mr. BigWheel