Posted by Tom W Clark on 05/07/08 - 5:50 PM
#2
What year is your Yamaha? Or more to the point: what is the gear ratio and redline?
What is the current top speed with the prop you have and at what RPM do you see that top speed?
Exactly WHAT 19" prop do you have now?
Edited by Tom W Clark on 05/07/08 - 5:51 PM