Quote:
Originally Posted by BRZfan
"Shavings", if any, would be miniscule and would make no difference to the engine whether an oil change at 500 miles or 5000 miles. Any respectable engineering test results data to prove your point with this engine would be considered but I am not aware of any.
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I do not have much respectable engineering test results to prove my point, but my eyes and fingers did. Someone also sent their oil bottle to a lab and they did detect a certain amount of iron that was in it, I cannot find it but its in here somewhere.