I'm glad everyone's having positive results, my gear must have been moving up and down pretty good cuz setting timing is a breeze now. I did loctite mine before tightening the screws real good, just some added insurance.

No problem Sunroof, I'll bring my wheelie bars over for you. Sure hope Fran's not reading all this.

I don't think the weight of the collar will matter, although I'd run the lightest one for rotating mass.