Inspired by Italian sports racing cars of the type that distinguished themselves on the Mille Miglia, Targa Florio and at the Le Mans 24-hours etc, enthusiast Dr Stanley George Daniel decided to build his own tribute in the late 1970s.

The level of craftsmanship which went into the resultant ‘SD 500’ was of an exceptionally high standard, and the fanatical attention to every design detail is deeply impressive.

Based around a tubular steel spaceframe chassis equipped with independent front suspension, a De Dion rear axle with Watts linkage and disc brakes, the two-seater was powered by a 2-litre DOHC Alfa Romeo engine allied to a five-speed transaxle.

Bodied in fibreglass but with aluminium detailing to fool the casual observer, the ‘SD 500’ was a singularly pretty car.

Great fun to drive with a decent power-to-weight ratio, just twelve are thought to have been built with the later cars branded as ERRAs (Elmsett Road Racing Automobiles).

In several publications on the ERRA 500 Mond...