Enfields can turn out to be major restoration projects. They have a tubular steel frame (mostly heavy wall 1" square), sheet steel floorpans and aluminium bodywork. I've seen some very rotten examples. The deeply curved windscreen should be checked carefully. A replacement may be very difficult...
An EV is a very 'mission intensive' vehicle. You need to define the task it's going to perform before you start. Tell us what you want to achieve. Minimum cost with new components is around £3000. You can do it for very little, but you have to be lucky and clever. Many EVs build from scrounged co...