I would go full gages, lift pump, super fuel and oil filtration, Fluidampr, Gearvendor, and any other weak condition on these Dodges as I've done with my GM diesels. After about 20 years, GM formed a new venture with Isuzu to create the Duramax class. Motor Trend magazinecalls the last generation of the Power Stroke 7.3L V8 in 1999-2003 F250s and F350s as one of the most reliable engines in recent years. The 6.7-liter engine ranges in the middle of that at 350,000 with no modifications and proper services. Block Material: Compacted graphite iron Thats one of the reasons Cummins-equipped Ram trucks are a favorite choice for those looking for a capable tow vehicle. Transmission: Ten-speed automatic, Driving Chevrolet Diesel-Powered Silverados, 2020 Ford's Super Duty Pickup 6.7L Power Stroke Dyno Test. Si in 2008, they redesigned the engine in 6.4l and increased 350 horsepower, and 650 lb.-ft. of torque. What do the numbers tell you? Now that you are all about the Chevy Duramax, you should get the best engine for your truck and avoid all the problems and bad models of the product. Sometimes the high-pressure fuel pump creates a small crack on the fuel filter. when I open my hood I can see the engine..the duramaxes and even the powerstrokes are a nightmare to get to things. Serious twist, the kind that makes these rigs, when lined out accordingly, capable of towing up to 37,000 pounds. All three engines will benefit from upgrading the cylinder head fasteners. Asking in the mechanical forum because I'm Here, we will cover engine specifications, details of each engine, and models available with these engines. Different models and different trims within a particular model might tow more or less, depending on their equipment. In terms of the trucks themselves, the Ram is also a popular truck. Duramax and Cummins engine features are as follows: The Duramax diesel engine is available on 2019 Chevy Silverado 2500HD and 3500HD crew cab models. This is especially true of the F-150. The 5.9 CTD was one of the most popular diesel engines of all time, and it wasnt replaced until 2007 with the 6.7-liter. Overall, the 6.7L I6 Turbo-Diesel High Output Cummins engine from Ram takes the cake when it comes to the best towing and payload abilities. While your seat probably cant tell the difference between 910 and 935, bragging rights count. Cummins was the first to crack the 1000-lb. In the 2007 model year, the 5.9L Cummins converted into 6.7 liters. Stock engines come with Yield to Torque (YTT) or standard head bolts. In 1982, General Motors produced a 5.7L Duramax engine with 120 horsepower and 220 lb.-ft. of torque. The current 6.7-liter PSD makes 1,050 pound-feet of torque. Tahir Azam. In 2011, it had 390 horsepower, and 735 lb.-ft. Of torque. Torque: 910 lb-ft @ 1,600 rpm Sometimeshigh-pressure fuel pump can make the fuel system failure. But it depends on your comfort and choice, so knowing which is better, you should try them all and then decide. SPECIFICATIONS:Engine: Duramax L5P While horsepower and torque for the 6.6L Duramax L5P V-8 engine in Chevrolet's and GMC's 2020 big rigs is still 445hp and 910 lb-ft (since 2017), the powerplant's performance and efficiency was catapulted to the next level by the all-new, Allison ten-speed automatic transmission that is now standard in those rigs. Then, in early 1994, Ford introduced the 7.3-liter Powerstroke engine. The first CTD available in Dodge Ram trucks was the 5.9-liter six-cylinder. Bought a 2003 Silverado HD2500 with the Duramax LB7/Allison new September 2002. They mount the radiator near to the engine, so the pressure and heats make the radiator failure and create leakage. Head Material: Cast iron Afe stage2, Mbrp 4" tbe. In 2017, they upgraded the horsepower 445 and torque to 910 lb.-ft. they called it the L5P Duramax super duty engine, which has more strength and power than others. SPECIFICATIONSEngine: Cummins B-Series The 7.3L can run 200,000 miles before its time to overhaul the injectors. Its also B20 biodiesel compatible. The announcement of Power Stroke's segment-smashing 450 hp and 1,050 lb-ft of torque took the truck-buying public by storm (like Duramax, Ford's engine is also mated to a ten-speed [10R140 TorqShift] automatic transmission), and moved Super Duty to the head of the class in towing capacity, with an unfathomableand we'll say "for now"-- maximum limit of 37,000 pounds. Fuel dilution is another problem you will face in this engine. The Powerstroke is the diesel engine for Ford trucks, and the Cummins engine is found in new Ram trucks and older Dodge trucks as well as in the Nissan Titan. The duramax has proved itself to be just as The 5.9-liter engine can expect to churn out 300,000 to 400,000 miles. Stock. The 7.3L Power Stroke engine featured direct injection that put out 215 hp and 425 lb.-ft. of torque. the first range of duramax had injector issues that are under the valve covers and extremely hard to get to. 1st year Dmax had minor head problem that could result in a little fuel getting in the crankcase. This contributes to the reliability of the 7.3 liter Powerstroke found in models such as the 2000 Ford F-250 diesel pickup truck. In 2003, the displacement increased to 6.0L. SPECIFICATIONSEngine: 6.7L Power Stroke Search: Duramax Cummins Swap. Required fields are marked *. These two problems were also common in 6.0l. Here are the details: It is the oldest engine of the 20thcentury, formed in 1919, and the entrepreneurs name is Clessie Lyle Cummins. Verdict: Its a tie. Also, coolant leaks most often. It is called a scorpion. 7.3L engine still produces that time, but it stopped in 2004. Diesel engines typically provide more torque, which leads to better towing and hauling capacities. Over the decades, diesels have been valued for their high torque high-efficiency output. Because all of these are compared, the cumins have superior popularity. Plus I was always a Dodge guy. It is only their first venture, the other Powerstroke engine produced by international Navistar. I will be working on the rig myself, and the injector replacement looks like a PAIN in the rear compared to a Cummins 9.5. He was looking for an alternative to the steam engine. On the performance front, it runs with a 16.21:1 compression ratio, fed by a Bosch high-pressure common-rail fuel system, comes paired with a Holset HE351VE variable geometry turbocharger. The factory design has some lacking, which is the leading cause of the cooling problem. Lets take a look at what makes them tick. With each model, The Duramax improved in durability, power, fuel efficiency and lower noise. However, horsepower is also important for towing and hauling. In the battle of Duramax vs. Cummins, the Cummins 6.7L engine comes out on top in the torque department with an absolutely colossal 1000 lb-ft of torque. A Cummins diesel first appeared in a Ram pickup in 1989. To understand the differences between Cummins Vs. PowerStroke Vs. Duramax, we will have to understand the history and features of each engine. So, in essence, less (engine output "by the numbers") resulted in a bit more (towing) for GM, as the improved drivetrain edged its Bowtie and Jimmy rigs in front of Ram by 400 pounds. Robust, iron parts, conservative power and low engine speed are the key ingredients for any diesel engine lasting foreverand if a 7.3L has gone unmodified yet been well maintained its entire life, 400,000 to 500,000 miles is virtually guaranteed. The Duramax diesel is susceptible to fuel starvation and getting air in the fuel lines. This can be contributed to the fuel filter housing design and the fact that the Duramax does not use a lift pump. Rather, the high pressure fuel pump (injection pump) is responsible for vacuuming fuel from the tank. Like every engine type, Duramax also has issues that needed to be figured out. The engine can reach high torque, so the cylinder gets excessive pressure which causes head gasket failure. In short there both good but they have issues. Although diesels are designed to run thousands of miles, just about every engine type has suffered from a bout of poor reliability. In 1995, the displacement change in the 6.5L Detroit Diesel engine, and they added turbocharger. : Diesel trucks make great daily drivers, especially if you have easy access to diesel fuel nearby and are looking for a truck thats torquier than its gas counterparts. Ford launched its first diesel offering in 1982 in a partnership with International Harvester, which later became Navistar International. The CTD actually revolutionized the diesel market at the time by utilizing a turbocharger. The turbocharger produces 33 psi of boost, and the engine weight is less than the previous one. Here is some quick data about each platform. Heres a comparison of the best options for given duty applications. All the chevy engines outside of the newest, 07+ have internal design issues. But Ford upgrades it 6.7L and use it their Ford Super-Duty pickup trucks, ram trucks, and other heavy-duty vehicles. 6.7L Power Stroke engine has everything. This engine brand is an international harvester engine. Power: 450 hp @ 2,800 rpm In 2004, they updated the engine that calls the LLY engine. This heavy-duty engine has a common-rail Bosch CP3 injection pump, which is different from other engines, 4-valves-per-cylinder is another improvement. The crankshaft has a 10-bolt crank flange, and the block is made from graphite iron, and the connecting rods, piston bearings are redesigned. In 2011, they released the LML engine and added higher-pressure fuel injection with 397 horsepower and 765 lb.-ft. of torque. Medium-duty Ford diesel pickups come with a 250,000-mile warranty. The 6.4-liter PSD that followed made 650 pound-feet of torque. If there are any doubts, know that it scored very well in a series of Diesel Power Challenge events. Following success with the performance and reliability of the LB7, Why are so many converting chevy suburbans 9th gen (2000-2006) and not 10th gen (2007-2014. I decided to sacrifice the ride for dependability and ease of working on it. 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. Youll also find a Cummins under the hood of the Nissan Titan XD. Ford, Ram and Nissan all have this warranty on their diesel pickups. However, as noted by AutoWise, the Power Stroke ultimately produces more horsepower, which is a better indicator of engine strength in real driving situations. 2 viewed per hour 6 liter Duramax Diesel will compete with Is Cummins 6.7 Turbo Diesel a good engine? To some extent, its like Red Sox vs. the Yankees, The Beatles vs. the Rolling Stones, or Camaro vs. Mustang. Ram started the party in early 2019, by announcing that the high-output Cummns 6.7L I-6 engine in its heavy-duty rigs makes 400 hp and 1,000 lb-ft of torque (370hp/850 lb-ft for the standard version). The CTD is the oldest diesel engine of the two. It is available on all cab and trim package options as well. West (South Dakota, Nebraska, Kansas, etc to the West coast) and southern areas are your best bet for a clean truck. Which one is best? The design of the crankcase ventilation system is not that good. Configuration: V-8 What makes up the Duramax and Cummins engines? 05' Ram 5.9 Cummins. Great article. Why The 6.0L Powerstroke Replaced The 7.3L, Cummins Generations of Dodge RAM Diesel Trucks Part 2, What To Look For When Buying A Used Powerstroke Diesel Truck, Cummins Generations of Dodge Ram Diesel Trucks Part 1, 555 pound-feet of torque for a Nissan Titan XD with a 5.0-liter CTD, 930 pound-feet of torque for a Ram HD with a 6.7-liter CTD, 1,000 pound-feet of torque for a Ram 3500 Laramie with a 6.7-liter CTD, 935 pound-feet of torque for a Ford Super Duty with a 6.7-liter PSD, 440 pound-feet of torque for a Ford F-150 with a 3.0-liter PSD, DualBoost turbocharger on PSD engines between 2011 and 2014, Exhaust manifolds on 6.7-liter CTD engines, Turbocharger cool-down on both CTD and PSD engines, DEF/SCR issues on both CTD and PSD engines, Valvetrain: Overhead valve with four valves per cylinder, Displacement: 6.7 liters (408 cubic inches), Power: 370 horsepower at 2,800 rpm with automatic transmission, Torque: 850 pound-feet 1,700 rpm with automatic transmission, Power: 400 horsepower at 2,800 rpm with automatic transmission only on the Ram 3500, Torque: 1,000 pound-feet at 1,600 rpm with automatic transmission only on the Ram 3500. Displacement: 6.4L (390ci). I know this forum is capable of having an intelligent conversation without getting into a truck brand war like some forums would, so I won't bother to go to much into "just answer my question". Displacement: 6.7L (406 ci) Although 6.0L did not like by people because of its so many faults. Required fields are marked *. TrackTech head studs are proven in testing labs and at the track, standing up to greater extremes than any other brand in their class. Paid the premium price for the diesel for durability. Your email address will not be published. Glow plugs are a susceptible part and weak point of the engine. A forum community dedicated to Dodge Cummins Diesel truck owners and enthusiasts. The ISB is used in everything from transit buses, box trucks, mining equipment, construction equipment, generators, pumps, etc. Cummins engines work But some of them are still you can feel such as. Configuration: I-6 It makes it look like you wanted Ford to come out ahead. Pulling power is still the main reason that people buy diesels. The early 6.0l power stroke engine had too many issues and faults that people tend to dislike it, so when they upgrade it to 6.7l, most of the problems are gone. That said, even with these reports taken into account,Duramax engines still boast an impressive 99% reliability rating according to Consumer Reports . I know the trans are week compared to the Allison, but This is likely due to how long its been around. Just not enough R&D? You will find these engines in the early years ofChevrolet Colorado, GMC, Chevy Silverado, and other truck models. Save my name, email, and website in this browser for the next time I comment. If more engine power is needed for your daily work tasks, W-K Chevy has compared two impressive options for you to consider: the 6.6L Duramax turbo-diesel V8 and 6.7L Cummins turbo-diesel I6. In 2018, they did not upgrade the emission system much, just increase the horsepower at 370 and 800 lb.-ft. of torque. C.L. It is also known for better throttle response along with proper improvement of other units. Air can seep in the engine. Hi there! Besides, when will you utilize the entire power But if you compare the three of them, I would say the most reliable diesel engine is 5.9L Cummins 6.7l. In 1998, the P7100 injection pump created 215 horsepower and 420 lb.-ft. Of torque. 7.7secdiesel said: Power: 370 hp @ 2,800 rpm (68RFE automatic transmission) The second PSD engine in the 6.0-liter improved on this with 570 pound-feet of torque.
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