Quote:
Originally Posted by cvandenhaute
Fuel quality in Europe is one of the reasons that the maintenance intervals are now as large as 30,000km but I would never risk doing that with 87 or 89.
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While US fuel quality apparently is not up to that found in Europe, I'm not understanding how you equate octane with fuel quality. And is there any hard evidence that running higher octane = longer change intervals?
Tom