Here's one from right here on the PY site. Not sure how stock this cars rebuild was, but it was a rear wheel dyno on a RA IV. Scroll to the bottom for the dyno numbers.
http://www.pypesexhaust.com/gallery25.html
Seems like dynos vary a lot so it's really going to be hard to compare one to the next.
Rick
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'72 Formula 455HO TH400, Revere Silver, black deluxe
'74 Trans Am SD 4 speed, Admiralty Blue, blue deluxe
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