How many miles is too many on a 6 7 Cummins?

Ram claims the Cummins 6.7 engine to be good for 350,000 miles. The mileage is guaranteed if the scheduled services has been carried out timeously and no performance modifications have been done to the engine.

How many miles is too many for a Cummins?

Dodge states that the Cummins is good for 350,000 miles before major overhaul. Chevy and Ford say 250,000 miles for their diesels.

How long should a 6.7 Cummins last?

A properly maintained and well worked Cummins will easily last 250k with hardly any compression or power loss in just about any driving conditions.

What is high mileage on a 5.9 Cummins?

Of the highest is a 1996 Dodge Ram with a 5.9-liter Cummins diesel engine that has 3,016,789 miles. Following that is another two 5.9-liter Cummins engines that also have over 3,000,000 miles on them.

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How reliable is the 6.7 Cummins?

That said, the 6.7 Cummins is a fairly reliable engine overall. This is especially true if you opt to delete some of the emissions equipment like the DPF and EGR systems. Beware of potential emissions or legal implications, though.

Is 200k miles too much for a diesel?

As for what’s considered high mileage for specific diesel engines? According to Prosource Diesel, anything over 350,000-miles is considered high mileage for a used diesel pickup with a Cummins or Duramax engine under its hood. Anything over 350,000-miles is also regarded as high mileage for a Powerstroke diesel engine.

How many miles can you get out of a 12v Cummins?

You can easily get 300k miles on even a modified cummins. Fix the killer dowel pin before you put it in, and it will be fine for a long time.

Is deleting a 6.7 Cummins worth it?

Should I Delete My 6.7L Cummins? To put it bluntly, no, you should not remove the emissions equipment from any diesel pickup. … Removing emissions equipment also voids the vehicle’s factory warranty. And before you say it, there is no way to keep a dealer from knowing that emissions equipment was removed.

How often should you change oil in a 6.7 Cummins?

6.7L Cummins Maintenance Schedule

Service Procedure Interval(s)
Replace engine air filter 30,000 miles/24 months
Change engine oil & oil filter 2007.5 – 2012 7,500 miles/6 months
2013 – 2019 15,000 miles/6 months/500 hours
Replace crankcase ventilation (CCV) filter 2007.5 – 2018 67,500 miles/54 months

How do I know if I have Aisin or 68RFE?

If your yellow dipstick handle is on the right side of your engine (the driver’s side), you’re likely looking at a vehicle with an Aisin transmission. If your dipstick is just to the left of your engine, you’re most likely dealing with the 68RFE.

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What is considered high mileage on a Cummins diesel?

Like the Duramax, Cummins diesel engines can be expected to last a long time. Between 350,000 and 500,000 miles is usually considered high mileage on a Cummins diesel.

What is the best oil to use in a 5.9 Cummins?

A high quality, synthetic engine oil is recommended for all engines.

2003 – 2007 5.9L Cummins ISB Oil Viscosity Chart (24 valve, common rail)

Ambient Temperature Range Recommended Oil Viscosity
Greater than 0° F SAE 15W-40
All temperatures SAE 5W-40 full synthetic

How many miles can a Dodge diesel engine last?

The engine may last forever. The DODGE (or maybe Cummins) website speaks about the TD lasting 350,000 miles (mean) between overhauls, 100,000 miles longer than the GM or FORD.

What is the best year Dodge Cummins to buy?

  • 1989-1993 Dodge Ram 2500 and 3500 – Timeless Diesel. …
  • 2003-2008 Dodge Ram 2500 and 3500 Heavy Duty – Best Used Diesel Value. …
  • 2010-2013 Ram 2500 Heavy Duty – Most Capable Diesel. …
  • 1999-2003 Super Duty – Best Budget Diesel. …
  • 2008-2010 Super Duty – Best Diesel to Modify.

Is 5.9 or 6.7 Cummins better?

The 5.9 Cummins offers a fixed geometry turbo, which differs from the 6.7 Cummins variable geometry. … To sum up, the more simplistic 5.9 fixed geometry turbo means that while it tends to be more reliable, the more advanced 6.7 variable geometry turbo gives better performance.

How much horsepower can you get out of a 6.7 Cummins?

The new high-output engine boasts 420 hp and 1,075 lb-ft of best-in-class torque. For RAM 2500 and 3500 (equipped with a 68RFE Auto) HP and torque have increased to 370 hp and 850 lb-ft to provide the right power for these models. Your vehicle is equipped with an engine oil change indicator system.

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