your chain will flop around enough (due to it's length) that it will start chewing into the upper chainstay
I notched the tube and welded in a piece of steel to cover/reinforce the notch
I have almost 70,000 on my Mustang now :)
this is the engine I am talking about ;)
I did see your video already, I cannot do it the same way due to the inner bearing carrier already up against the seat tube ;)
I have been following this clutch since you first started talking about it on facebook
I currently have a 99cc predator/Q-Matic equipped stretch cruiser that I use for pulling custom trailer to transport my granddaughters (400+ lbs total)
I am currently using a 72tooth rear...