I use a Max Power SL3 Engine. Based on the Novarossi SL3 this engine is hand ported by Massamo Fantini and runs extreamly good. I have had this engine for a couple of months now and ever since i have had it i have had no problems at all with it, and it has awesome power! Good Luck!
Ryan Maker - Team Xray - Hudy - Speed Passion - Ko Propo - ÷ Ryan Dezign.