Home › Forum › Ask A Member › Motor too low causes backed up exhaust? › Re: Motor too low causes backed up exhaust?

#24586
Don
Participant

    US Member

    OK, so the same results with a different powerhead. And, you mention that the engine stops pumping when revved in neutral, correct? So, that pretty much rules out test tank turbulence.
    Something in that water pump isn’t properly sealed….