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      03-06-2019, 08:35 PM   #360
Michael9218
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Drives: 2007 Z4 M Coupe
Join Date: Oct 2012
Location: Woodstock, GA

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Quote:
Originally Posted by Vanne View Post
Heater core staying in, I've need advised that the heater core will reduce spikes in the water temp, other wise you do run a rush of running a cylinder hot.

(Not my words, but it's plausable enough, so it's staying in
Well that's one I've never heard. Must be why race cars keep their heaters...not.

This could only be plausible if your cooling system is inadequate and you run with your heater valve open (cooking you in the cabin).