BMW 850i (Image © BMW)

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BMW's supercar never worked out if it was a cramped GT or very expensive all-out sportscar. Still, it heralded vast amounts of clever technology which would later become mainstream across the blue-prop range. And this formerly £70,000 V12-powered car can now be had from as little as £3,000. Just ensure you get one that's been properly looked after - the cost of repairing all that kit can be prohibitive. TE

Used 8-Series' from £3,000