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.
Subsequently, How many miles will a 24v Cummins last?
Dodge states that the Cummins is good for 350,000 miles before major overhaul. Chevy and Ford say 250,000 miles for their diesels.
then, Which is better Duramax or Cummins?
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.
Thereof How many miles will a Cummins 5.9 last? The Cummins brand is extremely reliable and prides itself on long-lasting engines. The 5.9-liter engine can expect to churn out 300,000 to 400,000 miles.
What are the problems with the 6.7 Cummins?
A few issues that may occur with the 6.7 Cummins turbo include: Leaking oil seals . Worn bearings (too much shaft play) Sticking VGT parts.
…
Dodge, Ram 6.7 Diesel Turbo Failure Symptoms
- Slow spool.
- Poor performance.
- Excessive smoke from exhaust.
- Whining sounds.
18 Related Questions Answers Found
What’s better 24v or 12v Cummins?
When it comes to serious power and performance the 12v 5.9 Cummins takes the win. These engines are known to hold up better at extreme power levels when compared to the 24v engines. P7100 injection pumps on the 6BT are easier to mod and support the extra power.
Is 12 valve or 24 valve Cummins better?
The 12 Valve engine is hands down more reliable than the 24 Valve. Even guys who have spent the money to get an aftermarket lift pump (a must with a 24 Valve, along with a fuel pressure gauge) have gone through multiple pumps.
How many miles can you get out of a 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.
Why did Nissan get rid of Cummins?
But the decision to ax the diesel motor is telling: An oil-burner from a brand like Cummins was supposed to be a coup for Nissan, a way for it to make headway in a market that heavily favors trucks built by American manufacturers.
What is the most reliable Duramax engine?
Released in 2017, the L5P is the latest a greatest version of the Duramax. It is substantially more durable than previous Duramax models and features an impressive 445 HP and 910 lb-ft of torque. The L5P replaced the LML in Chevy Silverado pickup trucks.
What’s the most reliable diesel engine?
What is the Most Reliable Diesel Engine Ever? The most reliable diesel engine ever made was the 5.9L Cummins 12-Valve 6BT. The 5.9L 12-Valve has million-mile durability. It came factory with a 230hp, 440lb/ft of torque and an inline P7100 injection pump.
How many miles can you put on a Cummins?
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 high mileage for a 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 much boost can a 6.7 Cummins handle?
How much boost can a stock 6.7 Cummins handle? The stock head bolts should be good up to about 45psi back pressure, and 38 psi boost.
How many hours will a Cummins 6.7 last?
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 life expectancy of 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.
Which Cummins Engine is the best?
The Cummins 5.0L V8 TurboDiesel is the best Cummins engine for smaller trucks and drivers who don’t need as much pulling power. It utilizes a compacted graphite iron block for a durable construction that is still light enough for smaller applications.
How long will a 12 valve Cummins last?
So, the general consensus seems that a Cummins engine’s life expectancy is from 300k-400k miles, but if you follow the correct steps, you could, and should have some sort of control over the life span of your engine, and we don’t think crossing your fingers will really suffice.
What year is the best 12 valve Cummins?
1996-1998 has the best injection pumps (perhaps ignoring the 1989-1993 VE) and stronger automatics compared to earlier years. Look at the buyers guide section in the thread below. The 1998 12 valve trucks were only built in 1997.
How much horsepower can a stock 24 valve Cummins handle?
Consequently it won’t handle it very long. So upgrading to a good aftermarket intercooler is necessary. Most will support around 1200 hp while only having a minimal pressure drop between the inlet and outlet.
Is 200k miles alot for a diesel truck?
As a result of this, Prosource Diesel reports, it’s not all that uncommon to come across a used diesel truck with upwards of 200,000-miles on its odometer. … 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.
What is considered high mileage for a diesel?
Typically, putting 10,000 to 12,000 miles on your car per year is normal. A car that is driven more than that is considered high-mileage, i.e. a three year old car with more than 45,000 miles on the clock would be considered high mileage.
Is Nissan getting rid of the Cummins?
Nissan will stop production of the Titan XD with the 5.0-liter Cummins diesel V-8 in December 2019. The regular-cab versions of both the Titan and the Titan XD are also casualties of a 2020 refresh that will be revealed later this year, Nissan spokesperson Wendy Orthman confirmed to C/D.
Did Nissan stop using Cummins?
The Nissan Titan XD Cummins is dead after four years of production. Starting in 2020, the Cummins turbodiesel 5.0-liter V-8 will no longer be available in Nissan’s full-size pickup.
Is Cummins the best diesel engine?
A Cummins diesel engine is recognized around the world as a superior truck engine not only because a Cummins engine will have the horsepower and torque a work truck needs to tow a hefty load, but these engines are also noted for unmatched durability.
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