The As Soon As I Can Be Bothered moment has come.
I have a couple of ideas (more than enough for me)
A -
http://goo.gl/maps/gJaA7 its a little different to normal and some of the roads are V narrow but it gives some amazing views
B -
http://goo.gl/maps/efYLT the normal route we take for this.
I'm guessing it could be a case of see what's happening on the day, First stop will probably be at the Pit Stop in Arrochar.