Archive for category: flex fuel system

The biggest problem with E85 tunes is that they don't automatically adapt to the real ethanol content that comes from the pump. The truth is that the real ethanol content of E85 fuel varies wildly from tank to tank, from pump to pump, and by time of year. This leads...

Fuel, air, and spark are the three necessities for combustion. For decades, the best practice was simply getting more of each and the only ways to get more power and performance for a car was to increase air flow, burn more fuel, and get a better spark. Getting more air...