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Old 10-07-2021, 11:44 PM   #13
Steeveedee
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Join Date: Jan 2013
Location: Simi Valley, CA
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Re: would carbon knock be my problem ?

Quote:
Originally Posted by cadillac_al View Post
That seems like a lot of carbon, even in the intake ports. I think it was sucking oil past the intake gaskets. Oh well, clean it up and button it up and keep tuning.
That does indeed look like an oil consumption issue. Can't get that much coke from only gasoline, ime. OP should look at the rings, for sure.
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'70 Chevy 3/4T Longhorn CST 402/400/3.56 Custom Camper

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