What's my prop slip?

[sailingseven]

I have an aq 131A with 275. Just installed a Solas 14.5 X 19 prop. Results are RPM 4500(WOT) @ 34 MPH. Seems fine, but wanted opinions?

 

[steelespike]

Re: What's my prop slip?

What is your gear ratio? Should be on the out drive.What size/type boat?

 

[sailingseven]

Re: What's my prop slip?

20' Deep Vee Cuddy Cabin with 2.15 gear. thanks

 

[steelespike]

Re: What's my prop slip?

Calculator indicates 9% slip a good number.

 

[sailingseven]

Re: What's my prop slip?

Thanks greatly appreciated.