Cummins Turbo Flutter

September 12, 2021

Its normal for it to move forward and backward a little but if youre able to move it sideways or if the fan starts to come into. This is just a go pro video i had of drifting my 2015 Duramax Diesel this winter.

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It can however change the way the turbo spools.

Cummins turbo flutter. If it goes it might cost a bit more to fix. To me youre describing the turbo flutter in the air box. There is no autocal aftermarket monitor gauges etc I have had zero issues with the truck and I keep the CSP5 on 2 which is about a 60HP tune according to the tuner.

That with the throttle closing gets you the intake noise. 1 of 3 Go to page. But with the high pressure air fighting the now effortless compressor it cause it to flutter.

Straight footage no filler. Enter your ride HERE to be a part of Augusts Cummins of the Month Challenge. 50L Cummins V8 Turbo Diesel.

This is a no BS channel. It kinda worried me as it never happened. Pretty surprising sound tbh Philly rednecks at it again.

Bottom line is the RPM flutter is very serious regardless of what anyone tells you. Looks like we have 2 or maybe 3 different issues being reported on this thread. Jump to Latest Follow 41 - 46 of 46 Posts.

If the turbo is going you can rebuild it. I also have the afe intake. Mine seems very similar to what dmcgaugh reported.

Depends whether you want to upgrade your turbo or not I guess. It cant make any noise in the intake. 2012 67 4 TBE EFI Live with CSP5 fully deleted SB intake with a dry type filter 68RFE 207k miles I bought the truck this way a year and a half ago with 160k on the clock.

Its a gate that lets waste exhaust gasses go by to limit boost. Its an odd sound if youve never heard it before. 50L Cummins V8 Turbo Diesel.

2006 Dodge Ram 2500 mega cab cummins g56 trans south bend dual disk clutch 100 hp injectors 67 injection pump steed speed t4 second gen manifold borg. Its in the exhaust. The temp outside was around-17 degrees celcius.

Have you checked shaft play. Jump to Latest Follow Hey everyone. I have the six speed and a bully dog PMT with boost cooler by bd.

When the throttle is suddenly chopped at high boost pressures there is nothing forcing the the turbine to spin therefore causing the remaining air on the compressor side still has to be forced out of the turbo. I completed a placement at Cummins Turbo Technologies working as a Product Engineer on Heavy Duty Fixed Geometry current product. My guess is that it was the compressor wheel hitting the housing.

The turbo would flutter like that as the rpms came down. The Turbosmart tech gurus walk us through how compressor surge is killing your turbo and how to stop it When people think of turbocharged cars one of the first things that comes to mind is the sound of turbo flutter that flutteringchattering sound which happens when the driver backs off the throttle in a hurry such as when changing gear. If you build high boost and close the throttle you will turbo flutter that kinda amplifies in.

This flutter never occurred all summer and I pulled several heavy loads under similar conditions. Although this turbocharger has been around for decades it is still a major product for the heavy duty industry as its reliability and effectiveness can prove more valuable over an increased performance but less reliable variable geometry product to our customers. Jump to Latest Follow 21 - 40 of 46 Posts.

1 - 20 of 45 Posts. You can check on the state of the bearings by taking off the intake tube feeding from the turbo and pushing your compressor fan. Compressor surge or turbo flutter doesnt occur on the turbine side of the turbocharger but rather on the compressor side.

When your throttle is suddenly closed the turbocharger lags behind in response time. We just got back from a trip to NM no. Joined Oct 9 2008 129 Posts.

In regards to engine flutter. The turbine has exhaust gas that its trying to use but cant. I know that a faulty BOV can cause flutter.

I hear the repair is going to cost close to 10k way more than what i can afford on a military disability. Discussion Starter 1. Like and comment for more content like thisTurbo flutter at 225.

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