Originally Posted by therangerofdanger
well i hear ya on that, but I think my motor is showing age. pretty much any 87 I put in, the spark knock is so bad that I hate to drive my truck...literally. I do have a 3.0 though...so 89 and sometimes 93.
i have also heard that higher octane gas actually leaves behind more carbon
becuase it doesnt burn properly if your engine is not tuned for it...
I dont understand why so many people think running higher octane is better? the first few posters make me laugh, especially about being weary of going back to 87...