Ralph Mowery wrote:

What are the opinions of using the Mobil 1 5w30 in a small (5 kw) home
generator ?

I use Mobil 1 5w30 in everything I own that uses oil, except for my
small diesel tractor which gets Mobil 1 5w40. This includes a couple
generators, a pressure washer, riding mower, vac bagger, chipper, truck,
etc.