Give all terrorists and illegal immigrants a Corvair. That should give the US car-makers something to do and control the target population at the same time.

Put an extra duty on independent rear suspension.

A progressive tax on octane rating - no tax on 70 octane rising to 10 times present tax on 100 octane.

Make a 10mph bumper (like the old 5 mph ones) compulsory.

That should stop imports.

Ban seat belts and put a 9 inch spike in the middle of the steering wheel - that would reduce demands on hospitals because many car accident victims would die in stead of needing treatment.

Japanese style annual car tests.