Horizontally Opposed

Technology / Motorcycle / Horizontally Opposed: Type of engine layout in which the cylinders are placed at 180° to one another. It is also described as a flat twin or flat four, etc. Also known as a boxer engine.
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Horizontally Opposed

Technology / Motorcycle / Horizontally Opposed: Type of engine layout in which the cylinders are placed at 180° to one another. It is also described as a flat twin or flat four, etc. Also known as a boxer engine. MORE

Flat Twin

Technology / Motorcycle / Flat Twin: A two cylinder internal combustion engine with the cylinders arranged on opposite sides of the crankshaft. The best known example is the ‘traditional’ (since 1923) BMW motorcycle engine, where it MORE