Difference between revisions of "Boxer twin"
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[[Image:Opposed-cylinders-500.jpg|thumb|A 1967 [[BMW R50|BMW R50/2]] longitudinally mounted flat-twin engine, with tank removed. Note that the cylinders are not truly in line but displaced by the width of one crank pin and one crank-shaft web.]] | [[Image:Opposed-cylinders-500.jpg|thumb|A 1967 [[BMW R50|BMW R50/2]] longitudinally mounted flat-twin engine, with tank removed. Note that the cylinders are not truly in line but displaced by the width of one [[crank pin]] and one crank-shaft web.]] | ||
A horizontally opposed engine configuration with the two pistons opposing each other, commonly found on [[BMW]] twin-cylinder [[motorcycles]]. The term comes from the resemblance of fists coming towards each other. Also known as a pancake engine. BMW motorcycle engine, where it is known as the Boxer. Also known as [[Horizontally Opposed]]. | |||
[[Category:Engine configurations]] | [[Category:Engine configurations]] | ||
Latest revision as of 20:22, 27 November 2010
A horizontally opposed engine configuration with the two pistons opposing each other, commonly found on BMW twin-cylinder motorcycles. The term comes from the resemblance of fists coming towards each other. Also known as a pancake engine. BMW motorcycle engine, where it is known as the Boxer. Also known as Horizontally Opposed.