I ran the car against a calibrated distance at a car rally this summer. Odo is slightly off. Speedo is off by around 4-5 mph per GPS. How about you guys?

Packman

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83 240D - 4 speed manual - Manilla Beige
189K miles, Tachometer mod, cool wooden shift knob from PeachParts, CocoMats, Original factory paint, manual windows, manual sunroof. Starting to add AudioWrap to this car too!