Yep, that's what I use. Used to use Pennzoil, switched to Mobil 1 Full Syth. 10W-30. Guy down the road kept preaching to me about how Pennzoil is bad, so I finally switched.
#6
briggs
i use SAE 30 only with a touch of Lucas and change the filter every 2 months if it needs it or not
Once a mowing season, at the end of the season, which for me is probably about 50 hrs. of operation. Amsoil Small Engine oil, and a new filter if applicable.