Hey guys....running a 2015 Alumacraft 1860 MV Jon w a 2015 Mercury 50 4 stroke. Right now I'm running a 12p aluminum and also have an 11p stainless. Motor came w a 15p, but wasn't even close to the RPMs it needed to be so i dropped to a 12p. I'm seeing about 27-28mph w 2 guys going up river...
