1980 mercury 150 starts fine then stalls after idling for 30 seconds or so. New fuel pump, filter, primer bulb, idle control module and has good gas. Carbs have been soaked and cleaned with b12 and compressed air. Any ideas? Reeds looked good too.
Anyone know what the recommended max rpm for a 1980 mercury 150 is? I'm wanting to get a ssh prop but need to know what rpm I need to keep my outboard under. My tech works but the boat is a 1990 and motor is a 1980 so I don't know if the guage red line would apply the same way
The oil injection pump failed on my 1990 mercury 150 xr4 and now I have low compression on cylinders #1 and #6. All cylinders are 145-150 psi and cylinder 1 is at 115psi and cylinder 6 is at 125 psi. It's hard to start without a long choking time and runs a little rough. Is it most likely the...
I've got a 1990 mercury 150 xr4 that I need to replace the power head on and I've got a 1980 mercury 150 on one of my parts boats I could pull the power head off of to replace it with. Anyone know if it will work for it? Other than the fact that one is oil injected and the other is not they look...
