VX series 2 commodore

typhoon666, Jun 10, 3:57pm
What is a good grade engine oil for 3.8 ltr @ 180.000km

monaro17, Jun 10, 4:03pm
10W/30 only

typhoon666, Jun 10, 5:06pm
would 10w/40 be alright to use!

monaro17, Jun 10, 5:08pm
My owners manual says 10W/30 or 20W/30 so id stay away from others