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CharlesGordon · 12-02-2003, 01:48 AM

FWIW I run 89 pretty frequently, especially for long trips on the highway. I can't honestly say I feel a difference. The engine is supposed to compensate for it, and I don't put it in high gears in low speeds...that's what creates knocking, right?

12-02-2003, 01:48 AM	#6
CharlesGordon Regional Moderator Join Date: May 2002 Location: Sacramento, CA Posts: 445	FWIW I run 89 pretty frequently, especially for long trips on the highway. I can't honestly say I feel a difference. The engine is supposed to compensate for it, and I don't put it in high gears in low speeds...that's what creates knocking, right?