OK guys, thanks in advance for the help...
2001 Ebb tide 21' mystique bow rider Mercruiser 5.0, Alpha one
42-4300 Rpm with a High 5 21P WOT
5000+ Rpm with a 19P Aluminum 3 blade.
I'm being told 4600 Rpm is my goal.
Where do I go from here... want a High 5 or equivalent for max hole shot and...