Originally Posted by ZAHANMA
Well,the 5.5L engines can stand boost. You could use an E550 engine, it could withstand boost as the E55's are SC'd 5.5L engines. Even more so, for the debate of the "but it's different" idea...There are multiple C55's (N/A 5.5L) that have gone with Kleeman to S/C the 5.5L.
It could work.
Ross can make pistons for benzo motors and they should be under $1k. It depends of how nuts you want to go