From 1933 to 1934, MG built 33 supercharged six-cylinder racing cars, which would turn out to be the most successful British competition model until the rise of Jaguar.

These K3 Magnettes featured a single-overhead-camshaft, supercharged, six-cylinder engine that generated an impressive 124 horsepower at 6,500 rpm from only 1,086 cubic centimeters of displacement.

It was the ultimate evolution in a series of victorious supercharged sports racing cars for which MG was very well known in the pre-war era.

Power was delivered to the under-slung rear axle through a Wilson pre-selector gearbox, which allowed the driver to select a gear without engaging the clutch, the actual gear change occurring once the clutch pedal was depressed.

The K3 conversion offered here began life as an MG K1 tourer.

Given the rarity of surviving K3 cars, highly accurate transformations such as these are widely respected and, in this form, permitted to participate in vintage racing events.

Both visually and m...