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Old 12-09-2024, 07:34 PM
JJDeville JJDeville is offline
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Join Date: Jan 2020
Posts: 75
Default 4oo engine is smoking

I have a Firebird with a 400 engine engine that has been in long term storage that is smoking pretty good. I changed the oil and drove it a few miles. It runs really good but smokes. I am wondering if the valve seals are causing this. I am sure they are old and hard, car sat undriven for 13 years. Is there a good way to check for this without pulling the heads and taking them to the machine shop?

 


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