Recent content by john757

20 years ago I bought a 1989 bronco with 169k on the speedo. I lived in Nashville and worked in NJ. I filled it up with Mobil one and headed to NJ.About half way to NJ the oil gauge started fluctuating so I stopped several times and started again with no improvement . I called my mechanic back...

Is 5w40 considered a 5wt oil or is it considered a 40wt oil? I understand that as the oil heats up it slowly goes down in numbers to about a 5 wt viscosity. But I have always heard the latter number was what the wt of the oil is considered, until I talked to a spokesman on the Mobil website.

I visit this site occasionally since I consider it the premium oil site on the web. I have a 94 Bronco and a 06 PSD 6liter. I usually run Mobil one 5w40 diesel oil in both vehicles. This winter I got lazy and have run M1 15w50 in the 5.8 Bronco. I let it warm up on cold days and notice no...

I have one made by IPR on my F250 6 liter diesel. It's not a bypass filter but continuous flow through filter with a metal screen type filter that never needs changing. It does need cleaning periodically as the filter fills up with what appears to be mostly sand. That's about a 5 minute job. The...

I've had one in my 2006 power stroke and one in my bronco for about two years now with good results. They fit perfectly.