Re: 1973 JOHNSON 33hp. needing some advice!
Ahoy, travisboy.
Welcome to iboats.
As a general rule a boat needs at least 70% of the rated HP in order to perform satisfactorily. That means at least 80HP for your Ranger.
Based on that, 33HP would be woefully underpowered and unlikely to get over displacement speed.
Don't waste your money on any outboard under 80HP.