20 Most Recent 2003 Yamaha DT 125 R - Page 4 Questions & Answers

Little brass flat head ***** on card 1/2 turns the other ***** with the spring on is 3 and half turns make sure you ***** them both all the way in then do the turns like I said hope it helps

Hello Hans, Yes the piston to wall clearance is .002" - 0025". (.05mm - .06mm)Measure your piston about .390'' (10mm) from the bottom of the skirt 90* opposite the pin holes (front to back).