Go here (frequently asked questions) - it explains what you need to provide us to have any chance of being any help. There is no such thing as a "standard prop"
8) hey another place to find the right prop is @ www.piranha.com they have a prop picker like you wouldnt believe. All you need is your engine's make, year, and horsepower and you recive plenty of recomendations for the right prop for your engine.
Dear Sir
If you sent me the details of your boat I will calculate to find correct
size of propeller www.cembercidenizcilik.com
Oktay ?emberci
İstanbul/turkey
I guess if we want to call and email everyone around the country, go ahead...we have 2 of the finest prop consultants on board the forum here.
AND, KP913, I read the rules of your forum and it appears as though you BAN spammers on your site. Please follow the SAME rules here.