I've taken a sled in with a blown out stud, a piece of track missing, and had it repair where you couldn't tell! The place is called Central Wisconsin track repair!
Central Wisconsin Track Repair Joe Greening 715-570-7378
He can add lugs, he even added paddels going the opposit way for water cross!
I know what you mean I have 3 Scoots myself I even have a 120! I have wheels up front on one to run year round!