The Chrysler Queen was powered by a 392 Hemi, not the RR.
Just think if it had been powered by the experimental inverted XIV-2220 Hemi.
https://www.allpar.com/mopar/hemi-aircraft.html
How about a 114 mph pontoon boat...
I put the boat in at Wellsley Island State Park last Sunday and we took a little ride around the area.we just spent last week and a half up there as well! Small world! We were camping in Wellesley Island state park.