https://jalopnik.com/ford-finally-issued-a-fix-for-the-failing-focus-rs-head-1822313028
Finally, after many months of Ford Focus RS owners complaining about failing head gaskets, the automaker has issued a technical service bulletin that will replace head gaskets—and, potentially even entire cylinder heads—on vehicles built between Aug. 2015 and July 2017 free of charge. Here are the details of that fix.