2003 ktm 300 exc sea level Constant fouling plugs, low mileage -pilot jet 35 (standard 45) -Needle jet second postion from top (almost leanest) -Main standard (no problem and run ok at high speeds) -using hotter plug BR6 ES Already check float lever
Motorcycles - KTM - EXC 300 - 2003 KTM EXC 300
Answers & Comments
The easiest way to jet your bike is to get a kit from JD Jetting. They have bike specific jet kits for altitude and temperature. www.jdjetting.com