I would like to change to a 4 blade ss.
I currently have a 3 blade alum with a 19 pitch
boat is a 1991 four winns 200 horizon with 350 cid and OMC outdrive
wot is about 4600 rpm 47-50 mph.
Most of the time I am pulling a 2 person tube, knee board,or skier
I have been told a 4 blade is better for...