Early development came from road race applications that needed a very wide power range to allow them to come out of the corners.
Someone liked the associated sound of these road race cams.
Fast forward and Bingo... they refined and developed the Thumper series for many Hot Rodders who actually enjoy the sound of a rowdy idle on their street cars.
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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
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