With only a few moving parts -- two-strokes lack complex valvetrains ... Chevrolet managed to sell tens of thousands of its air-cooled VW Beetle-fighting Corvairs between 1960 and 1969.

For decades, the massively popular Volkswagen Type-1 Beetle and the Type-2 VW Microbus or Transporter were powered by a unique air-cooled boxer engine. The Volkswagen air-cooled engine is ...

Introduced in 1957 as a counterpart to the West German VW ... of parts to assemble have helped the engine remain reliable. Thanks to its relatively simple design, Harley-Davidson's air-cooled ...

Air-cooled engines are simpler, which means cheaper, and actually translates into more reliability. There aren't as many parts that can fail, and without the threat of overheating, they can pretty ...