Some say the mice are testing us (Douglas Adams)

generate electricity.

not generate electricity.

generate electricity the other way around.

not generate electricity.

generate electricity.

not generate electricity.

generate electricity the other way around.

not generate electricity…

Edit: I dumbly misread your post (energy/electricity) & thought of this, which I will leave here because it made me smile & that’s a good thing.

Not sure if this counts (as a car), but it was a three wheeler (Reliant Robin), gutless and rattly, all the fun of going 50 mph without breaking the speed limit. All the engine weight was directly on the front wheel, so the back end (no weight at all) would slide out wonderfully around corners.