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Old 03-21-2023, 02:37 PM   #4
laynlo15
 
Drives: 2022 Lt1 A10
Join Date: Nov 2015
Location: clark, mo
Posts: 8,882
If you can run 15 psi on E85 you should make over 850. I wouldn't even consider running 91 or 93 octane with your setup.
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