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Originally Posted by Subdriver
I recommend evaluating this the other way around as I suggested above. Base the oil selection on the temps you are seeing and then re-evaluate. For my motor in the 70s to 90s a 10w40 is just about right.  |
I've been running 5W30 Amsoil all along. I've got quite a bit of it left....maybe I should go to the 10W40 though...
