I've actually seen this boat in the water and lets just say the name suits the boat!! Been told this boat will run 88ph. Here is fuel economy according to yellowfin website.
RPM Speed Fuel (GPH) Fuel (MPG)1000 6.0 4.4 1.4
2000 25.0 24.0 1.0
3000 35.0 32.0 1.1
4000 47.0 52.0 0.9
5000 57.0 76.0 0.8
6324 66.0 104.0 0.6