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Re: Question for you HD guys about a 1990 Cummins 6BT marine eng
Posted to HD/Fleet Forum on 3/4/2024

I'm not a marine mechanic but have wrenched on a fair share of 5.9s.

On an older diesel engine I would usually check the temperature of each exhaust port to determine cylinder contribution.

2,400 hours is very low, that being said it's old and who knows wh... Login to read more.