I GOT A FOTON 404 IT IS A 2005 MODEL SL3105BT. IM ALREADY HAVING TROUBLE WITH IT WILL TURN OVER AND RUN FOR A WHILE BUT WHEN I RUN IT IT GOES GOOD ON A LEVEL BUT WHEN EVER I START TO GO UP A LITTLE GRADE IT STOPS. I CHANGED THE FILTERS TIGHTENED UP ALL THE NUTS AND BOLTS ON THE FUEL LINE IT...