hey miker71, i have been riding the mx 500 for about 3 years and i got a new 1 so i saw your veido on u tube and how do u make it go that fast and if u no can u tell me how u do it and what i need and the steps
ya he might of took them off.....the top panel that holds the one batt, well bend the edges down and turn the battery so thats its facing sidways. Then place another one beside it.