1967 Dixie Tri Hull, 15' with 1998 Johnson 70hp. Just installed the tach yesterday and ran the boat today with myself, my wife and my 2 year old son. Could only get 4900-5000 rpm's WOT at 33.8 mph. The prop looks like a stainless 13x19. The Bimini was up.
We pulled my 12 year old son and his...