Check fuel pump diaphragm for a hole in it.
So I ended up messing with the motor and got it running. I did two things, first I pulled the cover and tapped on the carbs, and then I pulled the manual
check compression paying special attn to the top piston...
My 77 Johnson 85 hp is overheating at high speed only I have replaced the water pump and checked the veratherm in boiling water everything seems to be
I guess this source is not active, oh well.