1,200 horsepower 727

RustyRatRod said
Gonna be one high dollar 727 when a turbo 400 will do it much cheaper.

This.
I wondered about a C-4 too.......they can be made to handle a ton of power and don't have anywhere near the rotating mass of a T-400.
I am not aware of an adapter / bellhousing for the swap , but it is intriguing.