How many miles is a 12v Cummins good for?

Barring abuse (dirty air, dirty oil, lack of water, corrosion, etc), your engine should be good for at least 500,000 miles. I have seen many with over 300,000 some over 400K and a few over 600K.

How many miles can you put on a 12 valve 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.

How many miles do Cummins last?

The longevity of a cummins depends on preventive maintenance. The more you take care of it the longer it will last. They hold power well and if monitored properly will last longer than you will. Average mileage is between 17-22 depending on configuration and how you drive.

What is high mileage for a Cummins?

Cummins is the brand of engine found in the Dodge diesel and Ram diesel truck lines. 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.

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Are 12 valve Cummins reliable?

The Cummins 12-valve is hilariously simple and reliable, but what puts it over the top as the greatest diesel pickup truck motor of all time is how easily it can be modified to produce hilarious power numbers.

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.

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.

Should I buy a diesel with 200k miles?

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.

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How many MPG does a 5.9 Cummins get?

We own five Dodge 4×4 pickups with the 5.9L Cummins, and we are thrilled with all the trucks. All five trucks we own average 29 MPG highway, and 24 MPG in town. Cummins 5.9L has the fuel economy, speed, and the power to pull.

Is 100k high mileage for a diesel?

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.

Whats better Duramax PowerStroke or Cummins?

Both the Ram Cummins and the Ford Power Stroke can pull over that amount, but the Duramax lags with a total towing capacity of 23,300. The Power Stroke wins here again with a total towing amount of 34,000 pounds versus the Ram’s 31,210 pounds.

Which diesel engine is the most reliable?

Best Diesel Engine – 10 Most Reliable Units on the Market

  • 7.3L Power Stroke – Best Powerstroke Engine. …
  • 6.6L Duramax LP5 – Best Year Duramax Diesel Engine. …
  • Chrysler 3.0L EcoDiesel – Best Small Diesel Engine. …
  • 6.6l Duramax LBZ. …
  • Cummins 6.7L Engine for RAM. …
  • Cummins 5.0L. …
  • 6.6L Duramax LML. …
  • 6.4L Power Stroke.

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.

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What makes 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.

How much HP can a stock 12v Cummins handle?

While the factory 12-valve rods can handle 1,000 hp, Scheid Diesel does recommend upgraded rod bolts anytime you’re in the neighborhood of 800 hp. Scheid offers these heavy-duty 12-point rod bolts, made by ARP, which are 23% stronger than the stock fasteners.

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