Crankcase seal questions

[hotrodjohn71]

On an Evinrude V6 motor, 235 horsepower, what kind of symptoms would you see in performance with failing or partially failing crankcase seals?

 

[racerone]

Model # of your machine ?----Your low speed operation / idling would suffer.----What is your motor doing / not doing ?------Post your compression values on that crossflow motor.