Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private inbox!
Not sure on the correct viscosity for the 1.2 but the handbook / a search on here will tell you that.
Once you know the viscosity you need the choice is up to you, it's a minefield of personal preference but be sure to change it regularly - I think that's more important than using the most super duper expensive oil.