You sir are indeed correct! This evening I had a play with a KPH speedo and there are indeed a few degrees difference between the 100KPH postition on an MPH speedo and a KPH speedo. So I popped it open and read the memory out of it to see if there were any differences .... There were, so I reprogrammed the KPH speedo using the file I had from the MPH speedo we played with the other week ..... Connected it back up to the frequency generator I've been using for testing (which was still set to