BR><BR>The second number is the viscosity of the oil at 100°C<BR><BR>SAE XX is just single-grade oil. 10W-30 can be pumped by your engine as easily as SAE 10.<BR><BR>I knew the basics of the ...

For the majority of push lawn mowers, SAE 30 oil is the right stuff. It's intended for use under warm, summer-like temperature conditions, with a recommended range between 40 and 100 degrees ...

In the early 1970s, the Society of Automotive Engineers (as in SAE 5W-30), now known as SAE International, developed a vehicle engineering competition with teams of college students building small ...

Most are transitioning to SAE 10w-30, but depending on equipment builder recommendation for temperature conditions, other viscosity grades in SAE 5w-X and even 0w-X are being considered.

Chevron's Ursa Super Plus EC SAE 10W-30 heavy-duty motor oil helps protect engine components against wear and corrosion, and has tested to show improved fuel economy relative to SAE 15W-40 diesel ...