Hi
I have a Maxum 18' 3.0 Mercruiser. I had a 19 pitch 3 blade and I was looking for something to give me more power "out of the hole". The PO gave a me prop that he said was a power prop....seems it was a 21 pitch 3 blade.
WOT on the 19 gave me about 4500RPM at around 40mph
the 21 is...