Recent content by Rob_Roy

  1. Rob_Roy

    post your latest differential fluid change

    My '21 Ram 2500 was the same way, the rear axle fluid level was down about 1" at delivery.
  2. Rob_Roy

    Diff oil to quiet diff whining

    Swepco 201 90w would be my choice.
  3. Rob_Roy

    post your latest differential fluid change

    Your maintenance program is working well. That differential looks great inside. I removed the cover from the 9.5” differential in my suburban last summer and it looked nothing like yours. The oil looked more like crude oil than gear oil, and the magnet was 3x the normal size because of all the...
  4. Rob_Roy

    2004 Grand Marquis LS Rear Differential Fluid, ATF...

    If you live in a cold climate the 75w-90 would be worthwhile, otherwise just stick with 80w-90.
  5. Rob_Roy

    5.7 Chevy oil

    5w-30 Supertech High Milesge works great in mine. 183,000 miles, uses 1 qt every 4-5K.
  6. Rob_Roy

    Camper-454 dually- Oil Questions

    I suggest 5w-30 or 10w-30 "High Mileage" oil. The high mileage oils tend to be a bit thicker for a given viscosity grade, and have some seal conditioners that can be helpful for an older rig. I notice reduced oil consumption when I switched my 97 Suburban over to a high mileage 5w-30, and it...
  7. Rob_Roy

    Building a home firewall - guide

    Nice overview. I ran Pfsense (and OPNsense briefly) for a few years on a Dell Optiplex. Both were very stable, but I found the Pfsense documentation to be more thorough. To maximize the amount of time my UPS can keep my internet connection online during a power outage I looked for a less...
  8. Rob_Roy

    Sophos XG105 teardown

    Did you have to do anything special to get it to boot? I occasionally see these listed on eBay with Pfsense installed.
  9. Rob_Roy

    Grand Marquis Ls 98 wiper motor

    I had the same issue on my 2001. Not returning to park is an issue with the motor. Replace that and see if it operates normally.
  10. Rob_Roy

    2001 Jaguar XJR 4.0 V8 high abnormal Lead, Aluminum, Iron in oil analysis

    Your results are not ideal, but don’t panic. Do you know how long the oil was in service? It may have had a bunch of short trips. Enjoy the car and pull a sample on the next oil change.
  11. Rob_Roy

    High zinc oils available in 2023

    https://www.texasrefinery.com/product-specs/pro-spec-iii.pdf
  12. Rob_Roy

    Z-ROD Rust & Corrosion Inhibitors?

    I think corrosion is more of a concern for vehicles that get parked for months at a time, especially in a damp environment. If your cars are parked inside and driven monthly that is a lot better than something being parked all winter in the Northeast. Z-Rod is a great oil, but its value for your...
  13. Rob_Roy

    Oil recommendations for dad's truck, severe duty?

    Your dads engine actually has it easier than a truck that just gets short tripped around town. He should be able to get a pretty long OCI of that 0w40. What fluids are you running in the rest of the drivetrain?
  14. Rob_Roy

    03 4.6l F150 sludge build up

    This truck may have had many short trips in its life. Just driving it at operating temperature will probably help a lot. As for the MMO, the solvent flashes off pretty quickly, so 1000 miles probability isn’t any worse than 500. Cutting open the oil filter after 1000 miles will give you a good...
  15. Rob_Roy

    How often to grease?

    Probably too much. Use a grease with good washout resistance and grease at each oil change.
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