draining water from a Mercruiser 4.3l

[bullbear1]

When winterizing my Mercruizer 4.3l engine, is it sufficient to only remove the 5 blue drain plugs or are there additional areas that need to be drained?

 

[Bondo]

Re: draining water from a Mercruiser 4.3l

When winterizing my Mercruizer 4.3l engine, is it sufficient to only remove the 5 blue drain plugs or are there additional areas that need to be drained?

Ayuh,.... Welcome Aboard,... The 4.3l has been used since the mid-80s, 'n they're not all the same....

Mine doesn't have Any blue drain plugs...

 

[Another retired guy]

Re: draining water from a Mercruiser 4.3l

If you post the year/serial # of the engine, some folks here may be able to help you.