
I use a 15x17 3 blade aluminum on my 225hp cruise 27kts. at 4000 rpmswith my 26' boat!!!! owt is about 6000rpms 37kts. full tank 100gals. 2-3 people all this is on a good day maybe 1ft. chop!!! DO NOT GO BY WHAT MY BOAT DOES!!!
Go to
http://theoutboardwizard.com click on evinrude look to left side click on correct propeller!!!