05-23-2010, 01:42 AM
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#1 (permalink)
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A True Z Fanatic
Join Date: Nov 2008
Location: Columbus, OH
Posts: 1,940
Drives: Mag. Black 2009 370Z
Rep Power: 705
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Quote:
Originally Posted by DIGItonium
K thanks! My coworker has a Mazdaspeed6, and she complains about engine knocking. She's under the impression that all the gas stations here have 10% ethanol blend regardless of grade, and they don't even have to put a sticker to tell the customer. Last year I saw stickers all over the place about ethanol blend being required. That makes me a bit worried. I did some brief research, but got more confused. I wouldn't want to get a nicely tuned FI setup, and then blow the engine down the road due to craptastic fuel blend.
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Ethanol has a higher octane rating than pump gas. If anything, ethanol would only benefit FI vehicles. Maybe she only had a tank of bad gas?
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