Quote:
Originally Posted by hmong337
Yes. I only use the best for my fleet of cars. Fwiw, I can definitely feel a difference in power between 91 and 94 with my buttdyno. Again, you can use 91. But is it optimal? Not really.
I recall a dyno sheet showing both fuels tested. The 91 oct only put down some 140whp where the 93 put down around 160whp.
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Gotta pull that timing with the fast-burning stuff. Isn't the DI also retarded for the same reason? (DI novice)