I have a 20' Hydra Sports Seahorse with a 1999 150 Johnson. Presently have a 14.5 x 19 stock OEM aluminum prop Max RPM is 5,000.
Manual says min RPM is 4500. I've heard that I should be targeting mid 5,000's. I want to by a new stainless prop. My options for some good prices are;
15.00 RH 17...