I ended up ordering one from a snowmobil place in WI
No mater what size belt you get .... you won't have any adjustment for when it stretches unless you slot the mounting holes..... I had a thread on this called
http://www.buggiesgonewild.com/gas-c...-carryall.html I think you will find belt info in the thread....I am not a real big fan of this conversion.
Good Luck
....below is a cross reference for finding belts by size:
http://www.gobigparts.com/store/driv...s/crossref.PDF
http://www.rockauto.com/catalog/cata...V-Belt%2BGATES