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      03-22-2013, 07:39 AM   #9
MightyMouseTech
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Drives: 13 135i 6MT LeMans Blue MSport
Join Date: Feb 2013
Location: Ottawa, Canada

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Quote:
Originally Posted by GaryS View Post
Haha. I see what I wrote in 2011. I've had plenty of limp modes since then. In the big thread about limp mode at e90post forum, they recommend mixing 70% water with 30% coolant. Coolant apparently raises the boiling point, so they say 30% mix is the best compromise.
Coolant just raises the boiling point, but the higher the water content the better the cooling.

In my racecar I run pure distilled water with just a bottle of Redline Water Wetter for corrosion protection and better cooling.

I actually add a bottle of Water Wetter to all my cars cooling systems.
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