ATI ain't ever seen a dyno sheet from any of my engines or for any of the converters that I have sold! What they got from me is accurate info/data and the results speak for themselves like my former 3880 lb ride that ran a best 60 foot of
1.28 and 10.07 @ 131 launched off the footbrake with a pump gas, cast iron oval port headed 468 under the hood backed by a turbo400 and 4.10 gear