To craft the electric car, you're going to need some Tools, a Generator and a Welder. The other items needed to craft it are these:

Auto Spare Parts: obtain these from trading, from garages, workshops and by looting disassembled vehicles.
Car Batteries: obtained from abandoned bandit camps or by trading in the survivor camps.
Electric Motor: get from the Tyumen quest for Mini Hydro Power Plant.
Electrical Cables: get them from looting electronic store, department store, car workshops or garages.
Insulating Tapes: obtained from many places, you probably already have a few.
Nuclear Battery: loot from the Khabarovsk bandit camp.
Rubber Parts: get these from looting garages and workshops.
Tires (obviously): obtained from looting garages and disassembling cars.
Wires: obtained from looting garages, workshops or houses.
ZAZ-958 (disassembled): from the abandoned bandit camp.