Recent content by beef supreme

I really need someone who has a good general knowledge of fluid dynamics and such who can perhaps give me a formula to figure how to achieve the maximum gross thrust with the 90ish horsepower input. People on boat forums, in my experiences, generally haven't known much about the physics...

I am building a jet boat as a project this year. I am going construct the impeller my self but don't know what dimensions I need to make it to get the most out of the engines without over loading them. Here's what I have to work with: The power source is going to be approximately 90 hp at...