Mine is Mar '91. When I bought it last April, the mileage is 306000.Now it is about 324,000.Tires are 15 inch, 195 wide, Pirelli P7. I inflate up to 300psi, short of max 350 psi.When I top fuel to max, and drive to the quarter mark. Mileage is about 510 km. My estimate is about 9.8km/l.I press the throttle like a miser, and my rpm is usually reaching only 2.5k.