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Old 07-23-2020, 10:49 AM   #9
timqqt
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Join Date: Jul 2020
Location: Durham, NC, US
Posts: 18
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Quote:
Originally Posted by Jager View Post
AOS is suspect.

At idle remove your oil fill cap... Is it difficult to remove? After removal does the opening sound like a Shop Vac? Put your hand over the opening... Is there a lot of suction?
Yes. A lot of suction. And I can hear that if I open the oil cap. The engine runs lean.

I can hear the leak is around the AOS. I may do a smoke test. Thanks!
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