Quote:
Originally Posted by Jay Gibbs
I would recommend always use the block heater in temps below freezing. 90+ percent of engine wear occurs at cold startup until a good flow of lubricating oil is circulating. At -3 degrees, your oil is like molasses (unless you are using a low-vis synthetic) and those pistons are sliding around dry and making metal shavings until the oil warms up.
J.G.
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Like I mentioned, I didn't voluntarily do it. I had it plugged in but I didn't double check the timer. I always plug it in when I can below freezing.
