<html><body><div style="font-family: Arial; font-size: 12pt; color: #000000"><div>Ethanol has a much lower energy content than gasoline, hence the lower mileage with gasahol. See here:<br></div><div><br></div><div><a href="http://www.afdc.energy.gov/fuels/fuel_comparison_chart.pdf"><a>http://www.afdc.energy.gov/fuels/fuel_comparison_chart.pdf</a></a></div><div><br></div><div>('alternate fuels,' not 'alternate facts')<br></div><div><br></div><div>It does, however, have a higher octane rating allowing the huge compression ratios in dragsters and other racers; which is what produces the massive power in those engines.<br></div><div><br></div><div>Bob<br></div><div><br></div><div><br></div><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Richard J. Hockert" <rjhco@att.net><br><b>To: </b>"David Nock BCS" <healeydoc@sbcglobal.net>, "Simon Lachlan" <simon.lachlan@homecall.co.uk>, "Healey List" <healeys@autox.team.net><br><b>Sent: </b>Thursday, January 26, 2017 1:36:42 PM<br><b>Subject: </b>Re: [Healeys] Ethanol<br><div><br></div><style><!--
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--></style><div class="WordSection1"><p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif"">The correct AFR for alcohol (ethanol) is around 8 to 1 versus gasoline at 14.7 to 1. Switching to 10% ethanol should equate to about a 5% richer mixture. Ethanol produces more power than gasoline – hence alcohol race engines but much more fuel required. Your mileage will suffer.</span></p><p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""> </span></p><p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif"">Best regards,</span></p><p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif"">Jim</span></p><p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""> </span></p><br style="font-size:12.0pt;font-family:"Times New Roman","serif""></div><div><br></div></div><div><br></div></div></body></html>