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Recent content by bidenntrumpp

  1. B

    87 Octane is OK for 6.4L Hemi?

    I finally drove the truck on a 500+ trip empty, Speeds to 75, most speeds at 65, and over three high mountain passes. Evic read 18.7 but actual mileage was 18.26 I don't think I could beat that with the higher octane.
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