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Old 01-03-2014, 10:57 AM
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willyt willyt is offline
MC Maniac
Join Date: May 2009
Boat: ER xstar
Location: high in the middle and round on both ends
Posts: 2,713
REALLY Cold weather

So its supposed to drop to -16 here in central ohio on monday or tuesday. I have the -40 pure RV antifreeze in my 07 MCX block right now (dry blocked, then ran pure antifreeze). I know the -40 rating is copper burst, any reason to worry about those water jackets?
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