Timing bump on a g8

07-18-2009, 09:55 AM

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Timing bump on a g8

Any one have any ideas on how much I can bump the timing on my G8 GT? I heard they are tuned for 87 octane.

07-22-2009, 03:11 PM

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Im not sure... but im laughing my *** off at what you sig says about your G8