Her goes. Boat is a 2007 19ft CHawk, center console wt is apr 1850 lbs dry, Engine is a 4 stroke 115 Yamaha, prop is a 13 1/4 x17 aluminum. WOT is about 5500 rpm, don't know what the speed is. My issue is it is slow to get up on plane. I dropped the engine to the second mounting hole...