Fly wheel pullers are cheap , I had bought one for a cr 250 and it fits yamaha and gasgas .Also if you have a harmonic balancer puller all you have to do is get longer bolts it works very good . when your ready to put the motor back together stack bearings on the flywheel crank side and slowly...
http://dirtbikemagazine.com/wp-content/uploads/2015/05/used2strokes.jpg
I don't post here very often but I found this and thought I should share. I hope the link works
So I was messing around on my bike I think I found the problem .I disconnected the wires going to the taillight and the headlight worked .I found all three wires a the taillight connection were cracked and probably touching. I love wiring
If anybody could give me a hint would be much appreciated , I have power to my headlight switch ( all I have is a test light ) when I turn the headlight switch on the power pretty much disappears ( very faint light on the the tester) could this be a ground issue . Thanks in advance