draining water from a Mercruiser 4.3l

bullbear1

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May 29, 2011
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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

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Apr 17, 2002
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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...
 
Joined
Jun 17, 2012
Messages
940
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.
 
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