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Old 11-15-2016, 02:04 PM   #13
Speedy1975
FASTER!
 
Drives: Challenger Hellcat, 2SS Camaro
Join Date: Apr 2008
Location: Middle Tennessee
Posts: 2,244
I have confirmed personally that running race fuel on the stock program does not increase performance. I tried 105 unleaded and 93 back to back and ran identical times in the 1/4 mile. My logs showed right at 22° of timing.
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