Quick Answer: How Long Is A 12 Valve Cummins?

Is a 5.9 or 6.7 Cummins better?

The common-rail 5.9L Cummins was produced from 2003-2007 and featured a fixed-geometry turbo.

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..

How many miles can a Cummins last?

350,000 milesRam 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 power can a 6bt Cummins make?

Who cares what the 6BT Cummins was like from the factory, what is it capable of? Well, the 6BT’s bottom end is good for about 800 horsepower and 1400+ lb-ft.

How much HP can a stock 6.7 Cummins handle?

The new high-output engine boasts 400 hp and 1000 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.

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.

Which Cummins Engine is the best?

The 6.7L Cummins has proven itself as one of the best in the game for pickups that pull or haul heavy loads (with factory ratings up to 30,000 pounds). And, for those who race pickups, the 6.7L is the preferred engine of many heavy-hitters at our own Diesel Power Challenge events.

Which is louder 12v or 24v Cummins?

24V are much louder than a 12V at the engine, VE is quietest.

How many MPG does a 5.9 Cummins get?

29 MPGWe 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. We only drive Cummins 5.9L, and we could not be happier with the superior performance!

When did they stop making the 12 valve Cummins?

1998A few years after its introduction in mid 1991, the engine added an intercooler. Then in 1994, the motor changed from a rotary Bosch VE rotary pump to the P-Pump. The 12-valve went away in 1998, replaced by a 24 valve which offered better breathing.

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.

Is dodge a Cummins?

Cummins has produced more than 1.7 million Cummins Turbo Diesel engines for Dodge Ram Heavy Duty trucks since 1989. Today, over 80 percent of Ram Heavy Duty truck customers purchase their truck with the legendary Cummins Turbo Diesel.

How long will a 12 valve Cummins last?

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.

What size is a 12 valve Cummins?

The 5,883 cc (5.9 L; 359.0 cu in) 6BT, also known as the Cummins “12-valve” (since it has 2 valves per cylinder) was the first member of the “B” engine family to be used in a light truck vehicle. The 6BT used Bosch fuel systems, injector, and VE rotary pump and P7100 inline injection pumps.

How much power can a 12 valve 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.

What is high mileage for a Cummins diesel?

Of the highest is a 1996 Dodge Ram with a 5.9-liter Cummins diesel engine that has 3,016,789 miles. Following that is another two 5.9-liter Cummins engines that also have over 3,000,000 miles on them.

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.

What year is the 12 valve Cummins?

1994-1998 12 Valve 5.9L Cummins Specs The term 2nd generation Cummins refers to Dodge diesel pickups between 1994-2002. There are two variations of the 2nd gen Cummins though. 1994-1998 trucks feature 12 valves and are very similar to the previous trucks engines.

What year Dodge Cummins is best?

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…•

How many miles will a Cummins 5.9 last?

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.

What is so great about the 12 valve Cummins?

Fitted from the beginning with a Holset turbocharger (which wasn’t intercooled until 1991), the “12-valve” became a legend for its power, efficiency, and reliability. The Cummins diesel helped usher in a new era of American trucks: never before had the humble pickup been able to work as hard as the Cummins-engined Ram.