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.
but also, 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.
besides, 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.
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.
How much power can a stock 5.9 Cummins handle?
The 5.9L inline-six mill’s factory rotating assembly from ’89 to ’02 is capable of handling 800 hp (1,400 to 1,600 lb-ft of torque) without breaking a sweat, and is often pushed into four-digit territory before aftermarket rods become a consideration.
16 Related Questions Answers Found
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.
Is 200k miles too much for a diesel?
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’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.
Why are Cummins engines so good?
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.
Does Caterpillar own Cummins?
Cummins management largely pushed out Caterpillar management after several years. ( With me so far? Caterpillar owns Cummins, but Cummins has effectively “eaten” Caterpillar.
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 diesel truck engine?
The 7.3L Powerstroke is still considered one of the most reliable diesel engines ever made. It also has plenty of power for most applications, with 500 pound-feet of torque and 235 horsepower. It was built for the long haul, too with an air-to-air intercooler, oil-based fueling, and durable internal hard parts.
How much HP can a stock Cummins block handle?
The forged steel connecting rod found in ’89-02 5.9L Cummins mills is stout to say the least. They’re known to be capable of handling in excess of 1,000 hp at near-stock compression ratios before bending, and we’ve even seen the block split before the rods failed in several engines.
Is a 12 valve Cummins better than a 24 valve?
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 do I know if my 5.9 Cummins turbo is bad?
If you can move the compressor wheel in or out from the housing at all the turbo is bad. If you can move the compressor up and down a little bit is fine as long as the compressor wheel cannot make contact with the housing (rub). If you see any rub marks then the turbo is done.
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.
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.
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.
What is wrong with EcoDiesel?
On the 3.0 EcoDiesel the EGR cooler is prone to cracking. Fortunately, in October of 2019, FCA issued a recall for 108,000 EcoDiesel Ram’s due to cracking EGR coolers. FCA claimed that hairline cracks in the EGR cooler could cause coolant to leak into the engine bay and cause fires.
How many miles do diesels last?
What makes diesel engines work so well and last so long? It’s normal for your car’s gasoline engine to run for around 200,000 miles before it needs a serious overhaul, or you need a new vehicle. But diesel engines can continuously run for an impressive 1,000,000-1,500,000 miles before needing any major work.
Which is better Powerstroke or Cummins?
The Power Stroke has more horsepower, but slightly less torque, while the Cummins has the opposite. However, as noted by AutoWise, the Power Stroke ultimately produces more horsepower, which is a better indicator of engine strength in real driving situations.
Should I buy a diesel truck as a daily driver?
Diesel engines provide owners with power, fuel-efficiency, and longevity. While these engines carry a stereotype of “heavy-duty,” diesel–powered vehicles are also suitable for commuters and everyday drivers.
Is 2.0 TDI better than 1.9 TDI?
The 1.9 is slightly more economical, the 2.0 is quicker revving, smoother, faster, quieter. The 1.9 only has a 5 speed box though. The 2.0 doesn’t pull quite as well from low revs (the 1.9 is like a tank) but is less peaky. Given the choice I took the 2.0TDI and I don’t regret it at all.
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