STU was out at pacific park today 5 TY,s but mine must have been tired it kept laying down to have a rest

STU are you coming to Denman on the 26th of march it is our first meeting lots of TY,s. Maybe we should have a TY day out at pacific park. Everybody i talk to has had a TY or knows somebody that has one.

could somebody please tell me how to get to my airfilter on my ty250b allso what is the right fuel/oil mixture i run it at 50/1