Hi all! i am new to iboats and new to forums all together.
Heres my question....I have a 97 rinker 18' open bow, its my first boat. the boat has a 4.3l lx merc alpha one. The boat came with an aluminum 3 blade 15x17 prop, i can only go half throttle before i reach 4800 rpmsand 30 mph. I used...