Quote:
Originally Posted by Red__Zed
Has less to do with it than you might think. The car just isn't designed to accommodate for low octane. There are plenty of 11:1 cars that run 87 just fine.
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I know.
Just brought that out if the OP didn't know. Alot more goes in to it. Timing, valve lift, valve duration, valve overlap, A/F, etc.