Quote:
Originally Posted by pyoungbl
Oil threads and oil filter threads generate strong feelings. The only sure way to know if the oil and/or filter are doing their job is to send an oil sample out for analysis. I have used Blackstone Labs, $25 well spent. You'll get no BS answers to how long to run a given oil before it loses its effectiveness, as well as how well the filter is doing its job of screening hard bits out of the oil.
Peter Y.
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Thanks. Just ordered for my 2000 Dodge Ram 6 cylinder. 90k miles. Cheers