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Old 05-22-2009, 06:08 PM   #15 (permalink)
stevey_frac
EcoModding Apprentice
 
Join Date: Jun 2008
Location: Cambridge, ON
Posts: 240

Jalilah - '07 Chevrolet Cobalt LT
90 day: 40.57 mpg (US)
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I could be wrong, but I believe atkinson cams would require a complete engine remap/retune. That's not something i'd be comfortable doing without a LOT of access to a dyno and high octane fuel.
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Last edited by stevey_frac; 05-22-2009 at 06:13 PM.. Reason: typo
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