Anyone know where a list of these can be found?
Looking for ones for Honda, Yamaha, Kawasaki, Triumph etc.
I'm not sure about model specific sites but I know there are many.
The other bike forum I frequent is http://www.cycleforums.com/
Its enormous. You really have to explore the site to see what it has to offer. The Sportbike sections completely seperate from the cruiser section and each has their own manufacturer forums. Its really a great site and generally its a cool crowd.
Off hand I came up with these specific sites for bikes
tt600.org
www.katanaplanet.com
http://www.zrxoa.com/
http://www.cbrworld.net
http://www.r1-forum.com/
http://www.zr-7forums.com/