I have just got an older 4.5 that is in great shape and has very few hours on it. However, before I got it, it hasnt ran in over 5 years. It has just been sitting around.
I doesnt fire up but it has great compression and otherwise is in great shape. I am sure it just needs the carb cleaned out...
On an 1970's 20hp merc, there is a single half inch screw on the side of the lower unit that looks like an oil drain. Next to it says "flush". I unscrewed it and no oil came out but there was a little residue on the end of the screw.
What type of oil do I replace this with and where do I pour...
Hey all, I am new to the forum and am in need of a little advice. I have recently got a older, late 70s, 20hp mercury that isnt in the best shape, but fires up and runs fine. I want to change the water pump but cant get the lower unit off. I have been doing a lot of research online and that is...
