I have a 23p 4 blade trophy
on my 1998 Mercury 150 efi.
It is on my 1998 ranger 461vs.
running 56mph at 5700 rpm.
Six inch jack plate with motor set at 3.5
inches pad to prop center.
Great hole shot, but would like more speed.
Is this all I can expect out of the 150.
Boat is rated for a 175.