Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
This site may earn a commission from merchant affiliate
links, including eBay, Amazon, Skimlinks, and others.
With all the improvements on oil, what could be acceptable to use rather than 90 in my '75?
Welcome.
What are you trying to gain by not running 80W-90 gear oil in your old truck?