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pk2 · 09-10-2011, 09:22 AM

Typically a higher ethanol percentage gives a false octane reading. 93 oct spiked with ethanol can still give a rating of 93 oct. The diff is, when it "delivers" the heat and how fast.

PK

09-10-2011, 09:22 AM	#7
pk2 Registered User Join Date: Aug 2007 Location: Tustin Ca. Posts: 449	Typically a higher ethanol percentage gives a false octane reading. 93 oct spiked with ethanol can still give a rating of 93 oct. The diff is, when it "delivers" the heat and how fast. PK __________________ http://img87.imageshack.us/img87/163...58x6ir4.th.jpg 99 Supercharged 2.5L