Well I'm in east Europe, we have 4 seasons and the tempratures are between -12 C and 36-38 C. As to the owners manual, I don't have one so if anyone could look up the graph for me I'd be very thankful.

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190E 3.0-24v (M104 980) turbo @ 0.8 bar
1/4 mile: 2.483 / 13.540 / 175.17 km/h (street tires)