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Old 12-17-2020, 06:01 PM   #38
aussie merc
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Join Date: Sep 2016
Location: sydney australia
Posts: 1,030
Default Re: Flathead running cold

run thermostats simple answer factory fitted them and trust me if they arnt needed then they would have left them out and saved the coin [henry was the worlds greatest tightwad] engines need to be held at a constant temp worst thing that can happen to them is temp fluctuations [greatest known cause of cracking]
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