mercedes benz c111
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The Quad-Rotor Mercedes-Benz C111/II Prototype Is Already Half A Century Old
Quick! Name a gullwing supercar concept with a quad rotor engine. If you can’t name one, great: you’re probably a normal human being. If you can correctly name the 1970 Mercedes-Benz C111/II, you’re a proper automotive trivia nerd and should be congratulated as such.