Here are some more numbers:
fuel dilution,0.5
viscosity, 66.9 Should be 59-65
inlolubles, 0.3
1989 VW fox 1.8L
Non Turbo Engine, Altough would be NICE!
Mostly highway driving 80 MPH @ 4200 RPM
Used Castrol 10w-30 GTX before and changed every 3000 with filter.
Interesting point from Mickey on...