I have a couple of questions for the good people here. First the background.
- 2008 Glastron GT 185. 18.5 feet approximately 2500 pounds.
- Volvo 4.3 GL 190 HP
- Volvo drive 1.79 : 1
- OEM Volvo prop 14.25 X 23 pitch aluminum.
- total weight of people and gear about 500 pounds.
- all testing @...