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Click image for a gallery of the Mazda Cosmo Sport The good old internal combustion engine has been in service since the 17th century when Sir Samuel Morland rather impractically used gunpowder to drive water pumps. It was not until 1876 when Nikolaus Otto invented the modern four stroke engine ...

Ah, the RX-7. The first generation, it could be argued, are the best. They were inexpensive, sharp looking, sharper driving and durable. They burst on the scene looking a little like a cross between the Porsche 930 slantnose and the 924 greenhouse and rear end. Flickr member TacitBlue discovered ...