There are 6 that i remove before winter each year.
How many drain plugs mercruiser 5 7.
Then i removed all six hoses from the thermostat.
I removed the drain plugs from both exhaust manifolds from each side of the block.
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On holiday had asked me some time ago for pics of where my drain plugs are in my 2000 mercruiser 5 7l engine in my cobalt 206.
Make sure that when you remove the drain plug that the water drains and that the passage is not plugged with rust.
Remove the drain plugs located on either side of the engine block.
For stern drive and inboard engines such as mercruiser models the drain plugs are either brass or plastic.
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