I burn 3.5/4.0 GPH with a 5.7 (350) V8 in a 20 foot Donzi with a 21"
Cleaver prop. . The tank is always kept at half full or better. This includes an occasional
Speed Run just to blow the carbon out...but I NEVER NEVER exceed the 45 MPH thingy that we can't talk about. NEVER.

NB