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Re: AMC 4.2L rattle at low RPM
Posted to Technical Discussion Forum on 6/16/2023 4 Replies

I use to see a lot of these amc engine with the carbon built up on top of piston causing knocking noise sounded like a rod knock. we use to get engine warm and pour a cup of water in carburetor at 2000 rpm to get rid of carbon , sounds crazy but it worked Login to read more.

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