2003 25hp 2stroke merc thermostat help

boater1234

Master Chief Petty Officer
Joined
Jan 6, 2010
Messages
869
Hey fellows out here i need a little help please if possible.I have a 03 25hp 2stroke merc that i want to change the thermostat on just for maintenance reasons.The motor is over a decade old and it doesn't look like it's ever been changed and for the little money it runs why not.

I have seen a few changed on you tube and most seem to do it the same,just pop off the bolts take the old gasket off and the old thermostat out and just put the new thermostat in and a new gasket and thats it.They never used any sealer or anything.Is this the proper way to do so?Do i need any special sealer or to grease anything at all?Just seems to easy but that is what i observed.

Any help would be great thanks.
 

boater1234

Master Chief Petty Officer
Joined
Jan 6, 2010
Messages
869
Re: 2003 25hp 2stroke merc thermostat help

I know someone knows about this stuff,all the smart people in here and no one has done a thermostat?I will take any help.I just basically need to know if i need any gasket sealer and how tight to go on the bolts when putting it back together,thanks if anyone can help.
 
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