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Difference between revisions of "Compression ratio"
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The compression ratio of an internal-combustion [[engine]] or external combustion engine is a value that represents the ratio of the volume of its combustion chamber; from its largest capacity to its smallest capacity. It is a fundamental specification for many common combustion engines. | The compression ratio of an internal-combustion [[engine]] or external combustion engine is a value that represents the ratio of the volume of its combustion chamber; from its largest capacity to its smallest capacity. It is a fundamental specification for many common combustion engines. | ||
Many high performance [[superbikes]] and [[sportbikes]] have higher compression ratios that require for the [[motorcyclist]] to use higher octane gasoline such as 91 or higher. | |||
[[Category:Definitions]] | [[Category:Definitions]] | ||