JWT vs Enthalpy ECU comparison dyno results!! *Another* 400 whp CodyAce Built Car

[jspaeth]

Originally Posted by SoSideways

If they have ethanol in it, your car shouldn't be detonating just due to the fact that ethanol has a much higher tolerance to not detonating.

Your gas mileage will suffer a little, but you shouldn't be blowing anything up.

That is not necessarily true.

Because when you DO tune for ethanol, from a volumetric standpoint, you need to inject MORE of it than gasoline....

So, actually, I would expect running 10% ethanol gasoline to maybe cause problems.