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Old 05-15-2013 | 09:46 AM
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mike tkach
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Default 415 hp 502 efi engine temp
this question is for you guys with 415 hp 502 efi engines,what water temp do you normally run at?
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Old 05-15-2013 | 10:22 AM
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I just converted mine to FWC. It runs at a steady 160 no matter where the throttle is. It will creep up to 170 if I come off plane quickly, but goes back down to normal within less than a minute. Before the conversion it ran around 145.
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Old 05-15-2013 | 10:40 AM
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175
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Old 05-15-2013 | 10:46 AM
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Going off my rusty memory I think mine ran about 170*.
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Old 05-15-2013 | 12:44 PM
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Old 05-15-2013 | 01:59 PM
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165*
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Old 05-15-2013 | 02:06 PM
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Mine ran right at 170.
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Old 05-15-2013 | 02:10 PM
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The Mercruiser 165 degree thermostat is what we install in them.
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Old 05-15-2013 | 02:42 PM
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165-170 at cruise and about 175 running hard.
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