Longtime TTAC commentor rrhyne56 writes:

Flex Fuel. I see it more and more. From what I’ve heard, this mainly means the vehicle has a fuel system that alcohol wouldn’t eat up. (Mainly, yes. — SM)

So here’s my question: do the more recent models of these vehicles have the ability to sense what level of alcohol is in the fuel lines and adjust the engine accordingly, to make best advantage of whatever current gasoline/alcohol or alcohol/gasoline mixture is entering the engine? I watched a build on Mighty Car Mods where the Haltech engineer was tweaking just such a system.

I know, I know, I ought to just Google it. But I thought it might make for some lively discussion. (Read More…)

One struggles to count on more than one finger the number of fuels debated more than ethanol — in America, corn-based ethanol specifically. Many detractors claim ethanol’s disadvantages outweigh its benefits. Proponents for ethanol in our fuel supply contend the fuel’s geopolitical positives and other factors give ethyl alcohol much needed consideration. Unfortunately, both sides of the ethanol coin have a multitude of reasons for supporting or protesting the fuel beyond the immediately obvious.

Enter Automobile’s Jamie Kitman. The man is looking to separate the corn from the husk in a new multi-part series dubbed “The War Against Ethanol.”

(Read More…)

With one attempt shot down thus far, two U.S. senators are issuing a standalone bill to reduce the use of corn-based ethanol at the pump.

(Read More…)