Ok, so I've gone synthetic...
mikemilr at blackfoot.net
Tue Nov 23 13:36:41 EST 2004
----- Original Message -----
From: Brandon Rogers
which leads me to this question-
anybody using same oil year-round who is in a climate with real (90F+)
summers and winters (below freezing often)? If so what?10W-30?
I follow the same change frequency - but more likely with about 10k change
intervals. I use Mobil1 15w50 year round in Montana. Losta summer time temps
in the 90-100 range and winter temps can do 30 below but I would say more
typical is in the -5 to +10 range. Taking a bottle of 15w50synth alongside a
bottle of 15w40 Delo 400 in the winter, the synth pours _much_ better than
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