man sounds like ur really in the **** i have a genny live in australia and have no problems what so ever with mine i have launched it of 2m platforms onto dirt lauched it of dirt jumps fliped it and bounced of its roof back onto the wheels and kept going reverse NUTS on the dirt man a site to be seen and the only thing i have had go wrong is the grub screw to the rear shaft joint which i prompty fixed and as good as new (well better actually) man i have given this truck a beatting and it still survives !! well bad luck to you ?? also are you sure you didnt have the throttle trim set to max and the brakes ajusted properly i started with heavy breaks when i was running it in first time i run it it shot off on me too
well mate hope you have some more luck cause it is worth it !