Posted 11/14/2014 14:12 (#4177591 - in reply to #4175310) Subject: RE: How long would you guess it would take a block heater to............
Morris, Mb.
Maybe someone asked but is it just a heater or does it circulate the coolant? We have a generator that circulates the coolant and when it's -40, 20 mind it is ready to go. Our trucks with non circulating block heaters will take 4 or 5 hours when it's that cold.