Originally Posted by
Stu @ M Developments
Having the calibration in front of you does NOT tell you the engine spec as I tried to explan in my last post. You are missing the point totally so lets leave it there.
Obviously it doesn't. But as YOU posted, it COULD be spot on for the new owners spec. So surely offering to compare what you'd normally send out for his spec, and the chip he has bought, would be a good option?