Letter Re: E85 Ethanol Compatibility and the EMP Protection Quandary
James: My 1988 Ford F-250 pickup runs fine on a 50/50 mixture of E85 and regular gasoline. I can run E85, but it will not start using just E85, it just won’t fire. – CRZ JWR Replies: The only vehicles that seem to do very well running the E85 ethanol blend are those that have been specifically designed for it. This is because they include an electronic sensor to detect the relative flash point of the fuel. This adjusts the fuel/air mixture “on the fly”, even if you pump your tank full of regular unleaded gasoline, or all E85, or …