The new W123 range from Mercedes-Benz replaced the outgoing W114/5 models that had helped so effectively to establish the firm across globe as makers of the best engineered cars on earth.

Giving the impression that it had been carved from a solid block of steel, the new car looked elegant and understated, especially the ‘T’ estate model which still managed to look tastefully restrained despite lashings of chrome trim.

An instant success, a 12-month waiting list soon formed, buyers clamouring to get their hands on virtually any model they could.

A wide choice of engines was available, from the economical 2.0-litre and 2.3-litre four cylinder units, to the impressive if rather juicy 3.0-litre sixes which offered plenty of Autobahn performance.

The range continued to sell briskly unit it was replaced by the equally fine W124 range in 1985.

This smart and economical 200T has covered 140,000 miles, which is barely run-in by Mercedes-Benz standards, maintaining excellent oil pressure an...