Hi,
I have a 60hp evinrude that has been running poorly in the water and will get to a point where it won't even start. I pulled the plugs to compression test (#1 - 125psi, #2 - 130psi, #3 - 130psi) and found cylinder #3 had water in it. I blew it out and sprayed wd-40 in it and got it running...