need help guys

[coop6573]

some time ago one of our posters(tiny boat giant outboard)had a formula for determining the pitch of a prop.i really need that formula.thanks in advance. --ed cooper---.

 

[Dhadley]

Re: need help guys

You can use any of the prop calculators on line. Just use it in reverse. If we knew the gear ratio, target rpm & target speed we could get close.