What Is So Great About The 12 Valve Cummins?

How much horsepower does a 12 valve Cummins have?

5.9L 12v Cummins SpecsProduction Years:1989 – 1998Oil Capacity:12 qts w/ filterGoverned Speed:2,700 rpmHorsepower:160 – 215 HP @ 2,500 rpmTorque:400 – 440 lb-ft @ 1,600 rpm22 more rows.

How many MPG does a 5.9 Cummins get?

29 MPG highwayWe 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.

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.More items…•

Which is better Cummins or Caterpillar?

In terms of fuel efficiency, Cummins’ engines are 6% better than Caterpillar . That’s not the only area where CMI’s coming out on top. It’s taking share from CAT in other heavy-duty engines as well. Cummins is taking share from all its competitors, actually, as it’s now the largest supplier to Paccar .

Is 12 valve or 24 valve Cummins better?

The 12-valve went away in 1998, replaced by a 24 valve which offered better breathing. … But undeniably, of all Cummins pickup truck engines, the 12-valve 5.9-liter is the king. Cooper from Diesel Power Products says “It’s probably the most reliable platform ever made on any diesel truck.”

How many miles can a Cummins last?

350,000 milesThe 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.

What is considered high mileage on a diesel?

Heavy-Duty Diesel Vehicles An over-the-road class-8 truck will log 750,000 miles or more before it is considered “high mileage.” It’s not unusual for a truck to achieve more than 1,000,000 miles if it is serviced regularly.

What year 5.9 Cummins is best?

1994-1998 2500 & 3500 As far as performance potential goes, it doesn’t get any better than the mechanical P7100 equipped versions of the 12-valve 5.9L Cummins. They’re simple, rock-solid reliable, and can easily tick off a half a million miles if properly maintained.

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.

How long will a 12 valve Cummins last?

Cummins recommends a rebuild at 300k when the 12 valve is used in other applications such as tractors. gensets, etc but makes no recommendations when it’s in a Dodge pickup.

Is Cummins better than Duramax?

Both the 6.6L Duramax and 6.7L Power Stroke are V8 engines, with the 6.7L Cummins being an inline six-cylinder diesel engine. 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.

What are the worst diesel engines?

Introduced mid-2003, the Ford 6.0L turbo is by far the worst modern diesel engine. It’s so bad, in fact, that Navistar (Powerstroke’s parent company) and Ford had a legal battle over it. The list of issues ranges from head gasket problems to catastrophic fuel system failures.

What is high mileage for a Cummins?

If your Cummins-powered RAM, TITAN XD pickup, Cummins Repower, or other Cummins powered vehicle has surpassed the 100,000-mile mark, we’d be honored to have you in the Cummins High Mileage Club. Since its inception in 2010, the club has welcomed over 20,000 members.

Why are Cummins so good?

The Cummins is so good because it was designed to be a very strong engine for industrial use. Designed by Cummins for that purpose and not just to be in a horsepower race and fit in an existing pickup truck. Cummins, unlike Ford for example, is interested in making engines that are durable.

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.

Which diesel engine is most reliable?

The highest-rated overall best diesel engine available in 2020 is the 7.3L Power Stroke Turbo-Diesel. It comes standard on all 2020 Ford Super Duty pickup trucks. It provides over 450 horsepower and 1050lbs/ft of torque. The Super Duty has a towing rating up to 37,000lbs making it an absolute workhorse.

How much HP can a stock 6.7 Cummins handle?

Overview:HO – w/ AisinSO – w/ 68RFE AutoHorsepower400370Torque1000850Displacement6.7L6.7LNumber Of Cylinders666 more rows

What are the problems with the 6.7 Cummins?

Common 6.7 Cummins Problems and Issues:Clogged turbocharger.EGR and DPF issues.Exhaust troubles.Usual check-engine light.Head gasket failures.Injectors going bad.