First im very new here,joined for advice!I built a wagon for recreational racing with friends...im wanting 28 inch wheels in the back,that both have same amt of power!wagon weighs 100 plus i weigh abt 175,the important part is i need wagon to go in excess of 33 miles per hour on flat serface????(is this possible?would leaf kit work...if so what size do i need....can it be hooked into same battery-controller?...help me out experts what do i need?also i need everything to be as compact as possible as i dont have much room...how noisy will it be?any safety concerns>?