no prop

[newguy123123]

i just got a 1989 mercury 90hp outboard 2 stroke and it doesnt have a prop on it. its on a 1990 17 ft glastron i dont know how much the boat weights or the rpms or how fast or anything and i cant find any info saying what the rpms should be and max speed and everything. im going to use it for tubing and crusing around the lake can anyone help and tell me what dia. and pitch i need? thanks

 

[Flysfloatsor]

Re: no prop

http://www.mercurymarine.com/propellers/prop-selector/#

This will get you in the ball park.

The tool pointed to a 19 pitch Black max or a 19 pitch Trophy Plus

If your pulling anything, Id go for a 17 pitch.