No they didn't.

What he wants is to put a FWD engine in a RWD application.

What you are talking about is a "kit" to replace all the FWD junk with a V8 and RWD in a FWD car, opposite of what he wants.

They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.