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  1. Stock block capacity

    Focus RS Discussions
    Hey so I just had a brief question about the blocks , how much can a stock block handle with out headstuds, and what’s the crankshafts max output only because I want to push the car 10-20 hp more and I’m about 370-380 to the wheels right now I was wondering what the danger zone is and how to...
  2. Cylinder misfire

    Focus RS TroubleShooting
    I have put ~22k miles on 2016 RS. I noticed check engine light is on and I hear cylinder misfiring when I start in the cold mornings. Ford has scheduled for a service next week and they don't think its anything major. I hope they are correct. Has anyone had this issue already? If so, what was...