Average RPMS

[waterdawg69]

My 18 ft Celebrity with 175hp alpha one, at WOT it does 40mph at 4000 to 4200 rpms on my gauge at 4200 its right at the yellow mark and 5000 starts the red (like temp gauge) is it ok to be in the yellow or not. i think my boat could go alittle faster Right now its got a alum 21 inch prop 3 blade.

 

[Coors]

Re: Average RPMS

Check out the prop forum.