well i would say it would either be a ngk br7 or br8. jif skidoo plugs were the same as polaris, cause the old colts we run b7's in em. i dunno if it helps, but its a start.
A forum community dedicated to snowmobile owners and enthusiasts. Come join the discussion about performance, racing, troubleshooting, trails, maintenance, riding tips, modifications, classifieds, gear, and more!