The power steering box from certain models of Toyota Land Cruiser is a virtual clone of the stovebolt steering gear, and can be installed in a very close location to the original box without making major changes to the steering geometry. Of course, a power steering pump will still need to be adapted to the engine.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!