I'm currently running a vito's 404 big bore kit redone to a 68.25 pistons.Its been 2 yrs of hard riding and what not and now this winter the kitstart wont kick over .Pretty sure its the rings .I cant get another kit cause vitos is sold out of sleeves.I called la sleeve and they said i cant use vitos kit with theres. I dont understand has anybody here had the same issue.I think im just burnt so any info on what i can do .Thanks