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By design, Wankel rotary engines burn oil. The consumed oil helps lubricate the engine and ensure that it isn’t damaged. This oil consumption also adds to the fuel economy and emissions issues that the design already has. Why do rotary engines have 2 spark plugs? Combustion. Most rotary engines haveRead More →

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On May 30, 1967, the Cosmo Sport was premiered, marking the debut of the world’s first mass production car powered by a two-rotor rotary engine. That was the moment when the Mazda samurai’s resolution and tenacity as well as their innovative ideas came to fruition. Why was the Wankel engineRead More →