What Year 5.9 Cummins Is Best?

A simple design with unmatched reliability, tremendous performance potential and rugged, million-mile durability sums up the appeal of the 12-valve 5.9L 6BT Cummins.

The 12-valve 5.9L 6BT Cummins came out of the box with 230hp, 440 lb-ft of torque and a P7100 inline injection pump..

How long will a Dodge 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.

When did they stop making 5.9 Cummins?

The last generation 5.9l Cummins engines from 2003 to 2007 used HPCR pump and 24 valves. They have 305-325 HP and 600-650 lb-ft of torque. Cummins made a displacement change in 2007.5 to the 6.7l Cummins diesel.

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.2020 Ram 3500 Heavy Duty – First 1,000 lb-ft Diesel.1999-2003 Super Duty – Best Budget Diesel.2008-2010 Super Duty – Best Diesel to Modify.More items…•

Is 5.9 or 6.7 Cummins better?

The brand new, 6.7L Cummins came with exhaust gas recirculation (EGR) and a diesel particulate filter (DPF). … However, the 6.7L’s use of a variable geometry turbocharger makes it much more responsive than the 5.9L at low rpm, not to mention that it incorporates a very effective exhaust brake function.

What is high mileage for a Cummins?

800,000 milesThey are good for at least 800,000 miles, (with proper maintenance) with a valve job around 400,000. You’ll replace everything on the truck before you’ll wear out the motor.

What is wrong with EcoDiesel?

Fiat Chrysler Automobiles (FCA) has recalled 107,898 Ram EcoDiesel pickup trucks in the U.S. from 2014 through 2019 model years due to a potential for coolant to leak into the engine and cause a fire, according to a statement from FCA. The recall does not include the 2020 model year or any gasoline-powered trucks.

How much horsepower can a 5.9 Cummins handle?

800 hpThe 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.

Which Cummins Engine is the best?

The most reliable diesel engine ever made was the 5.9L Cummins 12-Valve 6BT. This unit has million-mile durability, and it arrived factory with a 230 horsepower, 440 lb-ft of torque, and an inline P7100 injection pump. Diesel enthusiasts from the era of the 6BT could boost horsepower to over 500 horsepower with ease.

How long will a 12 valve Cummins last?

You can easily get 300k miles on even a modified cummins.

How many miles can a Cummins diesel go?

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.

How many miles is a 5.9 Cummins good for?

500,000 milesThese engines are good for 500,000 miles before thinking of rebuilding under normal circumstances. Hey you 5.9’ers out there; Looking for Cummins/factory information source that will give me the actual rpm parameters; power band, governed top end, and torque for my MH turbo Cummins.

Is a 12 or 24 valve Cummins better?

While the 12-valve is a little bit more reliably with the mechanical P7100 pump, tuning it requires modified parts of the injection pump. The 24-valve might not be as insanely reliable, but it’s still very reliable and can easily be tuned with a handheld tuner.

Is Duramax better than Cummins?

While the 6.7L Cummins and the 6.7L Power Stroke share the same displacement, the 6.6L Duramax is a pretty close match. … Horsepower and torque numbers are similar between the three diesel engines, but the Cummins engine leads the pack with its torque rating breaching the four-figure threshold.

Is 100k high mileage for a diesel?

Diesel Rule 1: NEVER buy high mileage To be clear – avoid diesel cars with over 100,000 miles on the clock.