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Old 10-11-2014, 11:19 PM   #5 (permalink)
ERTW
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Join Date: Jan 2012
Location: Toronto
Posts: 120

Bu - '08 Chevrolet Malibu LS
90 day: 32.29 mpg (US)
Thanks: 50
Thanked 65 Times in 31 Posts
It turns out my valve guides have an obscene amount of play. I'll replace them and the valve seals. Loads of issues with the head. I'm detailing the process on the malibuforums.

Ported heads - Chevy Malibu Forum: Chevrolet Malibu Forums

My goal is lower fuel consumption. I will post results when l can.
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