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Re: Retorque or not head gasket isc cummins
Posted to HD/Fleet Forum on 4/23/2018

this is the first in a fleet of around 10 that has given us this problem. it take approx. 10 mile of hard acceleration for the oil residue to show up. it is near the middle of left side of head gasket. Probably not even a half of a sq inch area got wet. Head h... Login to read more.