Propeller for a Yamaha 70 HP

[Rupert]

I have at the moment an old 1986-90 yamaha 70 HP with a 11 x15 G propeller.
Can anyone recommend a good propeller? I need to stay under 5500 RPM. Thanks
I'm new to the boat world and don't have a clue

[mrpontoon]

i have a 14 x 11 k if it will help you,its like new no paint off it used 1 time
100.00 plus shipping