Costco synthetic 5W30 is what I am using these days. Anything like that should
be fine. 10W40, etc. there should be a chart in the manual somewhere showing
weights for various temperatures.
Get a polishing kit off Amazon for a drill. Velcro pads on a mandrel then
various grits of sanding
0w-40 or 5w-40 Euro spec Mobil 1 or equivalent.
Use a OE filter, they are cheap enough.
There *may* be a bit of milkshake under the oil cap, depending on what kind of
driving you do. Don't be alarmed, it's normal. It never seems to get hot enough
on short trips to evaporate the condensation.
I
