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Message: <blockquote data-quote="thompsoncustom" data-source="post: 7915176" data-attributes="member: 185668">This....Running 110 or 100 or 93 does nothing for the engines performance/health unless the engine has a high enough compression ratio to require that octane rating.It actually reduces performance to run a higher octane rating than required on a dyno but in real life you won't notice any difference.I bet there isn't a factory chainsaw out there that requires u to run above 87.Doesn't all the above come down to IQ at some point tho? Maybe i'm confusing book smarts with common sense tho <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite2" alt=";)" title="Wink    ;)" loading="lazy" data-shortname=";)" /></blockquote>