I didn't change my oil for the first time untill 5,000 miles, this allows the engine to break in with the correct tollarances. I then switched out to Mobile One on ALL Fluids, I change my oil every 5,000 miles and rotate my large MTs at the same time. I have used Mobile 1 for over 20 years in all my vehicles. I don't trust my engine or drive train with anything else myself. I have over 55,000 miles of the Raptor.
It is no longer a daily driver, It's just used for an off-road vehicle.
P.S. Make sure to use a Syn Filter too when switching. A stock Oil filter is NOT the same. Look in the tech section, there is plenty of threads on this topic.
Mike
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"Good people sleep peacefully at night safe in the knowledge that rough men stand ready to do violence on their behalf" (George Orwell)
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