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octane

  1. Dodge Charger General Discussion
    I searched and couldn't find this discussed already. The owner's manual says 87 octane is acceptable and 89 is preferred. So when I first got my Charger Daytona 5.7L I was using 87. Since then an article was published in Car and Driver magazine where they compared performance differences between...
  2. 2016 Dodge Charger Forum
    i just got my 2016 torred R/T and in the owners manual it says 89 recommended but 87 is okay. My question is, is there any difference in how the car feels to justify putting 89 over 87? Thanks in advanced
  3. 2014 Dodge Charger Forum
    I'm a recent newbie to the Dodge family. I just purchased the 2014 Charger R/T Plus and after reading the manual I noticed it recommended 89 Octane to be used for best performance, but 87 was acceptable. 1. Does using a higher octane mean more horespower, mpg or something else? I normally...
  4. Charger Performance Mods - Engine - 2.7L
    So...I have read other threads that said dont waste your money using anything but 87 octane fuel in our 2.7's. I am curriouse what my fellow 2.7 owners think and or have experienced about this. From my personal experience I get a little knock in the engine when I use that 87. 89octane not as...
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