Just bought a 1987 Mariner 75 hp oil injected engine, serial # OB117717. Problem is it is only running on top cylinder , cleaned and checked carbs and floats. Is getting blue- white fire on all three cylinders. Has Quick-silver controls and the guy I bought it from just put a new key switch in...
I have a 70 hp johnson motor I am going to sell for parts (thrown rod) and want to be able to answer any questions about this motor I can. But not sure if this is an electric shift motor or not, any help? model # is 70esl74m
Hi everyone, just a note to everyone that I am a new member, and need some help with my motor. Was needing to try adjusting my carbs, hoping it would stay running when I shift into reverse to get boat off trailer. Have checked comp. 150 on 1&2 cyl 145 on 3. Carbs look like they have new gaskets...
