How much HP can a stock 6.7 Cummins handle?

Roadblock #4: Stock Fuel System

When pushed to its absolute limit, the OEM fuel system on the 6.7L Cummins (lift pump, CP3, injectors) can support as much as 530rwhp and roughly 550rwhp with a turbo upgrade.

Can you get a high output Cummins in a 2500?

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.

Is deleting a 6.7 Cummins worth it?

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.

What is the difference between 6.7 Cummins and high output?

Is 5.9 or 6.7 Cummins better?

The standard output Cummins provides peak torque at 1,700 rpm, while the High Output version will do so at 1,356 rpm. High Output engines benefit from a heavy-duty Aisin six-speed automatic with a 3.75 first gear, whereas the standard Cummins uses an FCA-built six-speed auto box (68RFE) with a 3.23 first gear.

How much boost does a 6.7 Cummins make?

Thanks to its increased stroke over the 5.9L (4.88 inches vs. 4.72 inches), the 6.7L makes considerably more torque at low rpm, especially when combined with the aforementioned quick-lighting variable geometry turbocharger.

What are the problems with the 6.7 Cummins?

Under full throttle the Ford 6.7 would make about 30psi of boost. My RAM 6.7 seems to only be able to make about 15psi? That’s all I have ever seen on the gauge under wide open throttle. It pulls a lot less hard on hills than the Ford.

How many hours will a Cummins 6.7 last?

EGR and DPF problems are common on the 6.7 Cummins – as well as many other modern diesels. The sheer torque of the 6.7L engine can also cause issues with the head gaskets failing. Otherwise, turbo problems are possible with higher mileage as they take a lot of abuse.

How much HP can 68RFE handle?

The engines usually last 20,000 hrs, or more with decent maintenance. A cummins with 5000 hrs is nothing, and in equipment they can do a lot of idling.

What is the best year Dodge Cummins to buy?

In my humble opinion, the 68RFE is a solid transmission in stock power mode. Some users have reported at least 200K or more miles out of them with proper maintenance. Now the 68RFE auto can handle 60+ horsepower increase without any major issues.

What is high mileage on a Cummins diesel?

Known for its reliable Cummins engine and its power, Rams have been the favorite truck of diesel drivers since the 1980s. The truck has gone through many changes over the last 50 years, with some years being better than others. The best years for Dodge diesel trucks are 1996-1998, 2006-2007, and 2010-2011.

How often should you change the oil in a 6.7 Cummins?

Between 350,000 and 500,000 miles

How many miles will a Dodge Cummins last?

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 most reliable 3/4 ton diesel truck?

6.7L Cummins Maintenance Schedule
Service Procedure Interval(s)
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
2019+ 75,000 miles/60 months

Which is better Duramax or 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.

Is 200k miles alot for a diesel truck?

More horsepower means faster acceleration whether you’re towing or not. The current Duramax 6.6L L5P diesel wins this category with 445 horsepower. The current 6.7L 24V Ram Cummins diesel engines produce 400 horsepower. Historically, horsepower has swayed slightly in favor of the Duramax versus the Cummins line.

What is the best diesel truck to buy used?

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.

What is wrong with EcoDiesel?

High Mileage

Generally speaking, diesel trucks are sold with higher mileage than the typical used vehicle. It is not uncommon to see a used diesel truck for sale with over 200,000 miles on it. Granted, diesel engines typically have better reliability than a gasoline equivalent, but high mileage remains a concern.

Is it OK to drive a diesel short distances?

On the 3.0 EcoDiesel the EGR cooler is prone to breaking. Fortunately, in October of 2019, FCA issued a recall for 108,000 EcoDiesel Ram’s due to cracking EGR coolers. FCA claimed that hairline breaks in the EGR cooler could cause coolant to leak into the engine bay and cause fires.

Is the Dodge EcoDiesel any good?

By virtue, diesel engines are generally known for their remarkable longevity comparative to a typical gas engine. As a result, a high mileage diesel can retain significantly more value and pickups with several hundred thousand miles can be purchased as reliable means of transportation.

Is the Dodge EcoDiesel a good engine?

Diesel Rule 3: Don’t buy diesels for low mileage or inner city life. Also known as “diesel car city driving”, you want to avoid doing this. Driving at low speeds and short distances clogs up your Diesel Particulate Filter (DPF) quickly.