Forced Induction Need help with air fuel ratio on silber turbo July 3, 2015 Can someone share her PCV setting . Mine is to rich I’m always running in the low 10/1 ratio . Can someone tell me if I can adjust the cold start I find that is running to rich to!! Thank FRED Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related