Quote:
Originally Posted by Rodgebone
4.0L XJ OVERHEATING PART 1: START HERE - THE BASICS!
Maintain at least a minimum of 44% ethylene glycol and don’t EVER run straight water (except in emergencies).
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Rodge, why the recommend minimum 44% mix? A lot a fellas are recommending and running 33% ratio for our hotter climate. A lot of engines, consisting of the same materials and marketed to Australia are running 33% and don't have any shorter life span because of it.