It is equipped with four drain plugs.
Mercruiser 4 3 drain plugs.
The 4 3 mercruiser engine is a popular inboard motor for boats.
The mercruiser engine is a popular inboard motor for boats.
If you are tired of having the blue plastic drain plug tabs crumble in your fingers then look no further these replacements for mercruiser part 22 806608a02 from hardin marine are polished stainless steel and will last a lifetime.
Before boats are stowed away for the winter they must undergo a process known as winterization this means that the engine is completely emptied cleaned and antifreeze is applied so that damage does not occur over the cold season.
Thread on the plug is 13.
Mercruiser drain plugs if you leave the plugs out there is no need for antifreeze but you still want to stabilize your fuel system properly.