Automotive conversion kits comprised of Driving module to make structural changes to an automobile; Automotive structural parts, namely, self-sealing tanks for fuel storage, coolant storage, oil storage, and/or water storage; Fitted covers for motorized golf cart vehicles; Flexible fuel tanks for boats, trucks, yachts; Hubs for automobile wheels; Mechanical stability system for allowing improved control of powered industrial lift trucks, sold as an integral component of powered industrial lif...