Quote:
Originally Posted by VinceTrifecta
As for timing, GM basically throws a bunch of timing at these engines, and lets the knock sensors pull it back out to adapt to the fuel quality. Our dyno car showed a solid 9* of knock retard (KR) on the dyno with the stock tune.
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That's really interesting about the available timing on the stock engine. Sounds like just switching to premium fuel for the V6 may add some extra power?