MrBrownTrout
Cadet
- Joined
- May 15, 2004
- Messages
- 13
I can't find anywhere that tells me what my rpm range is for my 85hp. Currently its on an 18' light aluminum boat, the tach shows it running at 5200 rpm and boat speed is around 39mph. I am running a stock aluminum 13.25x17 prop. Can anyone give me any ideas on how to improve my performance???