Date: Mon, 14 Aug 2000 00:50:52 -0500 From: Ken Nelson <bm30@uswest.net> Subject: Re: WasserBoxer > Do you drive 70+ on the > >highway with the AC on then pull into a rest area and instantly turn off > >the engine? > > Heat soak. Your heads are very very hot but the engine isn't overheating as you are going down the highway and getting a nice airflow through your radiator and the RPMs are high enough that you have a good coolant flow volume. But, now you instantly shut it all down - but the heads are still very hot - now the coolant that is no longer flowing has to absorb all the heat - and can start boiling . . . . . |
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