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Home » What’S Better A 12 Valve Or 24 Valve Cummins? Top 10 Best Answers

What’S Better A 12 Valve Or 24 Valve Cummins? Top 10 Best Answers

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When it comes to serious power and performance the 12v 5.9 Cummins takes the win. These engines are known to hold up better at extreme power levels when compared to the 24v engines. P7100 injection pumps on the 6BT are easier to mod and support the extra power.Cummins 5.9 24v Reliability

Outside of the fuel system, the 5.9 24v is a very reliable engine. The engine internals such as the pistons, rod, and crankshaft will last a lifetime and can hold up beyond 500,000 miles.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.

What'S Better A 12 Valve Or 24 Valve Cummins?
What’S Better A 12 Valve Or 24 Valve Cummins?

Table of Contents

Is the Cummins 24 valve a good engine?

Cummins 5.9 24v Reliability

Outside of the fuel system, the 5.9 24v is a very reliable engine. The engine internals such as the pistons, rod, and crankshaft will last a lifetime and can hold up beyond 500,000 miles.

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.


12V vs 24V Cummins: Which One is Better?

12V vs 24V Cummins: Which One is Better?
12V vs 24V Cummins: Which One is Better?

Images related to the topic12V vs 24V Cummins: Which One is Better?

12V Vs 24V Cummins: Which One Is Better?
12V Vs 24V Cummins: Which One Is Better?

Which Dodge Cummins engine is best?

The Cummins 6.7L Turbo Diesel is the most powerful engine option for RAM 2500 and 3500 pickup trucks. Producing up to 400 horsepower and 1,000 pound-feet of clean diesel torque, this powerhouse helps RAM deliver best-in-class towing.

What year is the best 24 valve Cummins?

What year is Cummins most reliable? The best years for Dodge diesel trucks are 1996-1998, 2006-2007, and 2010–2011. These years of the Ram have the fewest complaints and most capabilities among all models. In addition, owners give these vehicles the highest reviews for their hauling capacity and reliability.

What year is the best 12 valve Cummins?

Among its strong suits are;
  • P7100 (The Holy Grail) While the 12-valve was built from 1989 to 1998, most people look for the 1994-98 model. …
  • Affordable Injector Upgrades. …
  • Simple Designs. …
  • HX35: …
  • Free Horsepower.

Are 12 valve Cummins reliable?

The Cummins 12v/6BT is widely regarded as the best and most reliable diesel engine ever produced. These engines are extremely simplistic, operating with mostly mechanical components rather than complicated electronic ones. The simplicity allows for massive power potential in conjunction with ultimate reliability.

Is a 5.9 or 6.7 Cummins better?

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. The Exhaust Brake is a big part of why the 6.7 Cummins is such a powerful towing machine.


See some more details on the topic What’s better a 12 valve or 24 valve Cummins? here:


Comparing the Cummins 12V vs 24V Diesel Engine

With better throttle response and drivability, the 24-valve engine has better airflow and coolant flow compared to the 12-valve version. The …

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12V vs 24V Cummins: Which One is Better? – Dust Runners …

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 …

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12 valve vs. 24 valve | Dodge Cummins Diesel Forum

All trucks have adjustability on the fly. It’s called your right foot. The 12 Valve engine is hands down more reliable than the 24 Valve. Even …

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12v or 24v? Which is better? – Diesel Truck Resource Forums

More reliable and better fuel mileage, 12V. Need more than 2 doors to open, 24V. Mike D’s Avatar. Mike D , 05 …

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What is the most reliable Cummins engine?

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.

What is the life expectancy of a 5.9 Cummins?

The Cummins brand is extremely reliable and prides itself on long-lasting engines. The 5.9-liter engine can expect to churn out 300,000 to 400,000 miles.

How much power can a 24v Cummins handle?

Most will support around 1200 hp while only having a minimal pressure drop between the inlet and outlet.


12 Valve vs 24 Valve

12 Valve vs 24 Valve
12 Valve vs 24 Valve

Images related to the topic12 Valve vs 24 Valve

12 Valve Vs 24 Valve
12 Valve Vs 24 Valve

How much HP does a 24v Cummins have?

24V 5.9L Cummins Horsepower & Torque
Year Trans Horsepower
1998.5-1999 Auto 215 horsepower
2000-2002 Auto 235 horsepower
1998.5-2002 Manual 235 horsepower
2001-2002 High Output Models Manual 245 horsepower
Mar 14, 2020

Is Cummins or Powerstroke better?

Powerstroke Diesel vs.

Most diesel enthusiasts seem to agree that the Cummins Turbo Diesel is the better engine in terms of reliability, but the Ford pickups tend to last longer and be more reliable than the Ram pickups.

How many MPG does a 24v Cummins get?

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 considered high mileage for a 5.9 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.

Why did they stop making the 12 valve Cummins?

By 1998, emissions regulations necessitated the switch from the 6BT “12-valve Cummins” to the ISB “24-valve Cummins”. Although the 24-valve was more powerful than the 6BT and was, by all means, still a very good engine, it never achieved quite the same popularity as the original 12-valve.

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What is a 12 valve Cummins worth?

A shop skilled in Cummins swaps will charge around $12,000 to $15,000 to take a 12-valve version with the 5R110.

How much HP can a 12v Cummins make?

The forged-steel connecting rods found in the 12-valve 5.9L (and ‘98.5-’02 24-valve engines) are of an I-beam design and capable of easily handling 800 rwhp in stock form.

What is the best diesel engine in a pickup?

What Are the Best Diesel Truck Engines?
  • 3.0L EcoDiesel V6. Diesel goes light-duty. …
  • Ford 6.7L Power Stroke V8. Are you looking for the best Ford diesel engine? …
  • High Output 6.7L Cummins® V8. …
  • Duramax® 6.6L LBZ V8. …
  • Navistar/Ford 7.3L Power Stroke®

12v vs 24v cummins cold start

12v vs 24v cummins cold start
12v vs 24v cummins cold start

Images related to the topic12v vs 24v cummins cold start

12V Vs 24V Cummins Cold Start
12V Vs 24V Cummins Cold Start

How many miles will 6.7 Cummins last?

Ram claims the Cummins 6.7 engine to be good for 350,000 miles. The mileage is guaranteed if the scheduled services have been carried out timeously and no performance modifications have been done to the engine.

Is the 6.7 Cummins a 24 valve?

6.7L 24 Valve Inline-6 Cummins ​(2007-Present)

The 6.7L Cummins Engine, otherwise known among Cummins and diesel enthusiasts as the “6-7,” is the successor to the 5.9L 24 Valve Cummins. This engine was used in 3rd and 4th generation Dodge Ram 2500 and 3500 trucks.

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