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Old 07-21-2025, 11:39 AM
Steve C. Steve C. is offline
Ultimate Warrior
 
Join Date: Dec 1999
Location: Liberty Hill, Tx. (Austin)
Posts: 10,927
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28 inch tire diameter
88 inch wheel rollout
5200 RPM (engine peak power)
1.00 final drive ratio
Rear gear ratio 4.01
0% torque converter slippage
Speed 108 MPH (trap speed )

https://www.markwilliams.com/gearratiocalculator.html

Discussion... going thru the traps at engine peak power rpm is up to debate.


( Information provided in this post does not represent any endorsement. And unless specified it is not based on personal experience and is offered for general interest only )


.

__________________
'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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