Blown Turbo CM870

[tree98]

(08-29-2019 )Rawze Wrote:  

(08-29-2019 )tree98 Wrote:  

(08-29-2019 )tsolson Wrote:  so it's best to go with the Cummins reman?

Not at all. They don't seem to last.

I have helped lots of people replace turbo's with certified remans in the past. Never had any kind of real problem with one. If one dies prematurely, it is almost always something that caused it.

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I would however be curious to know at what rpm was the turbo set for throwing an alarm for over-spooling in the de-mandate program you are running? -- or has that alarm been disabled?

This turbo overspeed thing on a demandated 870 seems to be common. Mine does it and so do others I've talked to on this forum(known good tunes)We watch the boost very closely in a hard pull or it will overspeed and flash a cel