Guys, what is the correct METRIC (mm) gap for NGK Platinum PFR6Q Spark Plugs on an S3 AMK MY01?
I've seen various figures ranging from 0.28mm to 0.32mm banded about, but as I have a metric feeler gauge my nearest options are 0.25mm, 0.30mm or 0.35mm :think:
TIA,
Mark.