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Old 06-12-2006, 02:34 PM
Bigshrimpin Bigshrimpin is offline
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Join Date: Dec 2002
Location: Onset, MA
Posts: 2,712
Default Re: Prop Size, RPMs, & overheating

Poppet - is a spring loaded water pressure relief valve.
This is a nice little diagram of merc's cooling system. I don't think the cooling on the 225 is much different.
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