If one wants to sell a vehicle in America it has to withstand a 50 mph rear impact from a standard 1,368 kg mass without leaking fuel.
Many years before this regulation was imposed the makers of the humble Trabant had anticipated it and designed their car in such a way that no rear impact was ever going to, er, impact on the fuel system.
Look at this picture and you’ll see why. Yes, that’s the tank. Yes, it sits just above the exhaust and behind the engine. Yes, it’s beside the battery. Yes, a frontal impact is more likely than a rear one. What could possibly go wrong?
Yes, it has two ignition coils, one per cylinder. If you could afford a Wartburg you got three coils.