A non expert opinion here, I was suggesting what I thought might be a normal rpm spread between peaks.
Here is one comment that relates....
"I'm trying to understand why some engine have a wide power band between hp peak and tq peak and others don't."
https://www.speed-talk.com/forum/viewtopic.php?t=3549
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__________________
'70 TA / 505 cid / same engine but revised ( previous best 10.63 at 127.05 )
Old information here:
http://www.hotrod.com/articles/0712p...tiac-trans-am/
Sponsor of the world's fastest Pontiac powered Ford Fairmont (engine)
Best time 5.13 at 140 mph (1/8 mile) , true 10.5 tire, stock type suspension
https://www.youtube.com/watch?v=qDoJnIP3HgE