New cars, old cars and horsepower ratings.

[KRatcliff]

Originally Posted by 69Cobra

Yes we can download it after the pass and make changes to it for the next pass but we can not program a Big Stuff 3 and set our optimum A/F and have it tune itself going down track. Big difference!

If you rely on the ECU to tune the car going down the track then you will be slower. The ECUs are not capable of reading, correcting, and optimizing the tune within the few seconds of the pass IMHO.

Of course, I am still learning and have a long ways to go.