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Ladogaboy · 03-06-2012, 10:18 AM

The only advantage is if your engine is tuned to run on higher octane, or if your engine is experiencing knock due to timing while running a lower rated gas.

03-06-2012, 10:18 AM	#2 (permalink)
Ladogaboy Master EcoModder Join Date: Oct 2011 Location: Los Angeles Posts: 588 Ladogaboy - '11 Mitsubishi Lancer EVO GSR Team Emperor 90 day: 27.64 mpg (US) E85 EVO - '11 Mitsubishi Lancer EVO GSR 90 day: 21.38 mpg (US) Thanks: 59 Thanked 59 Times in 47 Posts	The only advantage is if your engine is tuned to run on higher octane, or if your engine is experiencing knock due to timing while running a lower rated gas. __________________