Recent content by yyj200

I concur with Bulldog. 20' with 25" tubes, and a 90hp Yamaha will do aprox 25mph gps depending on your altitude. That is with a 13" prop, the 15" does not work well, as far as rpm and load. Marginal at that.

Great. Hope you enjoy your new boat. Weather is finally getting hotter here now too. Time to get out. Good luck with your new acquisition.

I have the exact same model and motor as yourself. My dealer installed a 15 inch prop. The GPS speed was 25.5 mph at 5800 rpm WOT. I wanted to increase the RPM closer to 6200 so I purchased a 13 inch prop. Results were, less speed, aprox 21 mph, no noticeable effect from 5300 to top RPM, which...