Search results

You are right, its quiet at an idle. Talked with a Ford diesel tech and he was saying some of the mechancial fuel pumps if they are to far advanced will produce a type of spark knock sound. Thanks again for assistance getting it pickup. It was nine hours getting it home in the cold but I was...

Has anyone here had issues with what sounds like spark knock under acceleration with there NHC250? This moter only has 57 hours on it and maybe still needs to wear in but under acceleration I can hear what sounds like a faint metalic banging.