For a company that produces some of the finest sports cars in the world, BMW is hesitant to go one step further and produce a fully-fledged supercar, something rivals Audi and Mercedes-Benz have done with the R8 and SLS AMG respectively.
In fact the M1, which was produced for BMW by Lamborghini between 1978 and 1981 in just 456 units, is still the only supercar and, at the same time, the sole mid-engined model to sport the blue propeller.
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