Ok..what is rtfr??? 2nd.. i have a suzuki 1127 cc 1989 model.it was running fine for a while and now started having a mis from about 3000rpm and 6000 rpm . I have reved it allot..sorry its a oil cooled..i cleaned everything..and the air screws were 3and 1/2 turns out..some were 3 .so i made them all 3 and 1/2 turnes out..is that too much air?Jets are clean so i realy hope its not valves.. i tried to upload a pic but struggles.i will apreciate any advice plz.my name is leon and im from south africa