Quote:
Originally Posted by dravo
I...Some truckers get 500,000 miles between oil changes by only changing the by-pass filter regularly and topping up the oil....
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I've heard up to 100,000 miles, but not 500,000.
Remember though that in the big rigs, they have 8-11 gallons of oil in the pan.
My over the road truck had it's oil changed every 40,000 miles on synthetic oil.