E85 is about 105 octane, but the quality can vary quite a bit from gas station to gas station. I'm running it in my coupe (GT30R, 1000cc injectors). It's like race gas at $2.50/gal. My project thread: http://www.motorgeek.com/phpBB2/viewtopic.php?t=16273 Mark ************************************** See what's new at http://www.aol.com