Ive seen a few threads about these 100 mph cl boats. The adds and comments are always hilarious. I decided to search cl for what comes up. Do a search and see what come up for "100 mph" in the boats section of craigslist. You might get a good laugh as well.
1988 wellscraft boat with 5.0 mercury engine swapped, inboard fastt v8
This Wellcraft does 100 mph, easy!