I went to BITOG homepage tonight and I noticed at the top between the articles and Q&A tabs at the top there is a Castrol Zone Tab. When did this appear? Theres an interesting video about viscosity at the bottom. Sounds like there will be a Q&A on the new BC 0w40.
http://www.bobistheoilguy.com/welcome-to-the-castrol-zone/
http://www.bobistheoilguy.com/welcome-to-the-castrol-zone/