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Old 02-29-2012, 01:54 PM   #61 (permalink)
UFO
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Join Date: Sep 2010
Location: Denver, CO
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Colorado - '17 Chevrolet Colorado 4x4 LT
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^^ You might get a little better efficiency, but if the engine is not designed for a lean burn, going just a little too lean will result in detonation and engine damage. Your efficiency will come at a high cost.

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