Widely celebrated and coveted by enthusiasts around the world, the Mercedes-Benz SL convertible, chassis code R107, and its coupe sibling, chassis code C107, have developed an avid following thanks to their enduring style, robust build quality, well-appointed interior, and variety of engine options.

As the most dedicated competition machine Mercedes-Benz had produced since abandoning circuit racing in the 1950s, the 450 SLC 5.0 was a homologation special designed to tackle grueling long-distance rally events.

With the full weight of Daimler-Benz AG’s pocketbook at their disposal, the engineers put the C107 on a significant weight-loss regime, installing an aluminum hood, doors, and trunk lid.

A special engine, the all-aluminum M117 5.0-liter V-8, was also introduced, further reducing the car’s heft while simultaneously bumping power output to 240 brake horsepower.

A new front air-dam and rear spoiler improved aerodynamic stability.

An unlikely rally racing entrant, the luxurious c...