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Old 02-19-2015, 08:19 PM
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cycleguy55 cycleguy55 is offline
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Location: White City, SK
Cobra Make, Engine: West Coast, 460 CID
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I've never found the need. A 50/50 mix of ethylene glycol and water has a boiling point of 265° F at 15 PSI. I feel as long as my cooling system can hold that pressure I'm not going to have any problems.
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