[Pontiac]

Realistically I doubt you could convert a modern car factory to build a modern tank.

The size and weight of a modern tank is so much more than an automobile and the automation of the assembly line make the conversion of the line to produce a much larger vehicle nearly impossible.

[This_Dude]

Indeed. Retooling a factory from cars to something like an Abrams would be, at best, a hellish nightmare, as you’d need to substantially alter the entire facility