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Thanks! I was imagining there might be some "soak time" factor. I will keep it in for the full mileage.

Hi. I've tried to search, but no luck. I have a Porsche 944S2 that I rarely drive. I have ARX in the oil now, but I rarely drive the car. I try to start the car and get it hot at least once a week. It may take me a year to go 3000 miles. Should I just follow the mileage instructions and...

Thanks guys! I really did search. I'm new here but am on other forums and I know how annoying it is when a newbie asks a question and you know they didn't search beforehand. I also thought there might be an "Everything you never wanted to know about oil" or some other tutorials for newbies...

Hi. I'm new to this site but I have tried searching for the answer with no luck. Is Mobil1 oil Group 3 or Group 4? I'm specifically talking about 15-50 and 0-40 that I stockpiled in the end of '06. I recently put 15-50 in my car, and then more recently put in Auto-Rx. Apparently ARX is fine with...