[Tcoat]

Originally Posted by tomm.brz

While you may want to run an IAM of 1.0, usually tuners keep anyway the three knock correction methods of the ecu logic intact and working, why would one remove the factory timing corrections against knock? that s dangerous and not really smart, I never saw a tune that disable those

Originally Posted by mrg666

I don't know the other tunes. But, yes, JR tune detects and adjusts for knock. Those adjustment can be seen in the data logs. But, I think, the knock tolerances are more sensitive and can be done in a smaller range when the engine is boosted.

Stewart's sells non-ethanol in upstate NY. I can definitely see that their 91 octane non-ethanol is better than all other 93 ethanol gas I tried.

Thanks. I was just curious. People do dumber stuff to their cars so you never know!