Is anyone running with E85 in TC 2.5l 1990'? If so , what do you have modified? spark plugs? computer.... I do since a month E85 2.02 $/gal and fuel 95 3.7 $/gal in Franceeven if i need more E85 ~ 10% it 's a smal advantage. Stéphane Thuillier Avignon France