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

10 years or so installed rebuilt 4.2 in 79 CJ. always had an odd noise, can't remember what it sounded like- we tore the timing cover off and installed a 83502890 pin kit. Remember the job, but not much for the details. It was March of 2011( I looked up the bi... Login to read more.