bought a gtx that was running. rode it 4 a day and it just shut down with plenty of oil and gas in it. turned over fine so went to check for spark. no spark .checked all the wiring for corrosion or bad connection and was all good so went to check for power at the coil and had nothing was wondering if there is a way to rule out the mpem? or if anyone else has ran into this problem before. i would appreciate all the help i can get thanks
John
John