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Stock4Evr · 05-06-2018, 07:00 AM

Doing some education into Compression Ratio (CR) and Octane (O). Where could I find the CR for my cars? I look into the manual but could not find the CR only the O to be used.

05-06-2018, 07:00 AM	#1
Stock4Evr RetNavSpook 67 Rep 398 Posts Drives: 2012 135i - 2016 320i Join Date: Jan 2014 Location: Canyon Lake, Texas iTrader: (0)	Compression Ratio Doing some education into Compression Ratio (CR) and Octane (O). Where could I find the CR for my cars? I look into the manual but could not find the CR only the O to be used. Last edited by Stock4Evr; 05-06-2018 at 07:33 AM..
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