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Old 04-18-2017, 10:38 AM   #3
Anker
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Join Date: Sep 2016
Location: Stow, MA
Posts: 918
Garage
Symptoms would seem consistent with a bad AOS. The smoke from oil leaking into the intake manifold. The knocking from hydraulic locks in the cylinders, or possibly preignition. I would worry a lot more about the knocking than the smoke.
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