Wow, what a coincidence. Look at this curve. If you follow how power curves change with typical performance upgrades, you will know that there usually isn't one change that can result in this kind of change in the area under the power curve.

https://board.moparts.org/ubbthreads/ubbt...tml#Post1821935

Last edited by BSB67; 05/09/15 10:36 AM.