Hi guys and gals,<br />I previously posted that I have a 1977 200hp Johnson that only gets about 4000rpm at WOT.<br />JB suggested I should be getting more and recommended looking at the engine performance rather than propellers.<br />I have since done spark tests on all six cylinders with the...
I ahve a 1977 JOhnson 200hp outboard that reaches max rpm at 4000 rpm.<br />The propeller is is a three blade aluminum with 14.5" x 19" pitch.<br />I suspect that the propeller is over-pitched for the boat and motor (boat is a 1976 Cruisers/Mirro 21' walkaround - a Bonzanza??)<br />The boat is...
