In 2010 Cummins re-designed the ISX with a single overhead design to simplify things but the damage was done. Some manufacturers will offer special discounts on a driveline combo, for example, a particular engine model with a particular transmission and rear diff, especially if it is their own brand. Gone are the days of a Mack engine smoking out a highway, when the driver stands on the throttle. They have 13 liter and a 16 liter, various horsepower and TQ 600 hp TQ 2050. It was an option years ago but this is no longer the case. Since the main focus in profit in a small owner operator business, costs are paramount. Most engines can be uprated later to a higher horsepower for better resale. There are millions of Detroit Diesel Series 60 engines still on the road today and it is extremely easy to remanufacture Detroit Diesel Series 60 enginesdue to their unrestricted open source design. The T660 uses a Detriot Diesel 60 series or a Cummins X15, the T400 uses Paccar MX13 or Cummins ISX12, ISX15, the T680 uses Paccar MX13, MX11 or a PX-9 and a Cummins ISX12, ISX12G (both 11.9 Liters) or an X15 a (14.9L). You are betting the engine wont last. Why We Like It: Its good to be The King! One of the most insightful ways to find out what the best truck engines are, is to develop relationships with a few of these guys. Your extended warranty is basically insurance. Find the 9 highest paying truck driver jobs in 2022. Cummins still offers repairs independent of the chassis providers, as does Caterpillar but unless you are building a glider, you wont have that engine as an option.
Everyone who has ever owned a semi, has a horror story to tell. Sometimes if there is warranty remaining on the engine, it can add to the resale or trade value in the future. Originally introduced in 1985, the Cummins 8.3 L series is still widely used for construction, agriculture, forestry, and stationary mining applications. These were some pretty embarrassing moments for Cat. The Cummins QSM11 is available in a number of models all the way up to 660 horsepower. With horsepower ranging from 175-330, the 3126 Cat is a mid-range diesel engine good for delivery trucks and more. These are available in PACCAR, Freightliner, Western Star and Navistar chassis.
Take the time and energy needed to do it right. Why We Love It: How could you not immediately fall in love with this engine from the name alone? The 379 model comes with a lot of options like the Detroit Diesel series 60 an (11.1L), Cummins ISX (15L), N14 (14L), ISM (10.2L), Caterpillar C11 (11.1L), C12 (12L), C13 (12.5L), C16 (15.8L), C15 (15.2L) or C156NZ (15.2L). Cummins guys will fight until their dying breath that the Cummins 5.9 is arguably the best diesel engine ever made while CAT or PowerStroke gents will look in disbelief at the verbal diarrhea spewing forth from their buddies mouths. They are extremely simple to overhaul and rebuild and do exactly what you need for them. STAFF lighter than the lightest competitive 11L engine, yet it still delivers powerful performance from 350-500 HP and 1250-1700 lb-ft Torque. Anything after the year 1998 has 170 horsepower and 420 pounds of torque, so always pay attention to the year when choosing. Be absolutely sure you understand the limitations of the warranty you are purchasing. This article is about what they came up with. Detroit diesel is owned by the same parent company as Freightliner and Western Star.
Parts shortage was a problem as one time, however it now seems to have improved. There were some drawbacks with the 855 specifically when trying to start the engine in colder climates. Detroit Diesel did not invent the modern day ECM but rather adapted General Motors ECM technology from the early 1980s into diesel technology. The Series 60 became the most popular selling diesel engine for Detroit Diesel and the company went on to produce the DDEC I, DDEC II, DDEC III, DDEC IV and 14L/DDEC V hybrid engines from 1987-2007. The Columbia uses the Detroit 60 series (11.1L) or a Cummins ISLe5 (8.5L) euro II engine, the Coronado SD 122 uses the DD15 or the series 60, the Cascadia, and the Cascadia evolution uses a DD13 or DD15 engine. Navistar has a variety of smaller motors for Class 5-6 units but their only real Class 8 engine is the Cummins ISX. However that didnt pan out exactly. Well good thing I dont have to be The Decider I dont need that kind of pressure. Albeit the 3116 was used in a wide variety of application including many marine applications the CAT 3126 and later the CAT C7 were arguably better models.
A favorite in the logging industry since 1983, Cummins 3.9 (4BT) are extremely affordable engines found in smaller delivery trucks, wood chippers, and practically any other medium-duty machine. First introduced in 1995, the Cat C10 engine is primarily used to power trucks and buses. The 3204 NA model has 105 horsepower and the 3204T model has 160 horsepower (both at 2,800 rpms). The Series 60 was first major diesel engine that did open the lead cam on the bigger bore. The dealer network is quite large depending on repairs or parts required. A Cat C13 engine is a strong choice for heavy equipment requiring 380 to 430 horsepower at 2,100 rpm. Ah the elusive diesel engine: power, strength and the raw horsepower to get the things done. GM knew the company was in trouble and sought out help from John Deere engineers to re-establish their reputation. You can easily run a Cummins 855 Big Cam 700,000 miles before an overhaul. Volvo has a good network available, while the Mack dealer network is smaller and more regional. All chassis builders have a good selection of their own branded semi truck engines, so once you choose your truck builder, then your engine choices become easier. 8dc9 mitsubishi engine diesel 1a engines The LR series and the TerraPro both have an (11L) MP7 engine as does the Granite model. The Big Cam replaced the small cam 855 and was the first engine by Cummins to meet the Clean Air Act and noise regulations of that time. Get the latest equipment news, buying guides, and selling advice delivered to your inbox. The horsepower is 335 (350 max) and the engine rpm is 1,800, making it suitable for off-road and highway handling. Western Star 5700XE uses the Detriot DD15, DD13, or DD16 engines, the Western Star 4900 uses the Detroit DD13, DD15, DD16, or Cummins ISX15 (15L) engines. You cant go wrong with a diesel. Let us know. The type of work you are presently doing now as an owner operator job, will almost undoubtedly change. The average class 8 engine is 14.8 liters and weights 2880Ibs with a torque of 1850Ibs and around 550 horsepower. The W900L comes with a Cummins ISX15 or a Caterpillar C15 both of which are mentioned above all are well-built powerful machines that deserve respect, they certainly get mine. I think not. However, more horsepower costs more money at purchase time, as well as over the lifetime of the truck. Ford adopted the Powerstroke officially in 2003 but was unofficially in production starting in 1994. They have 13, 15, and 16 liter engines in various horsepower, up to 600 and TQ2050. Overhauls are generally required every 18,000 hours. The Mack E-7 was first produced in 1988 and lasted until the early 21st century. cummins.com, Power under weight-sensitive applications, Cummins' New Low-Carbon Fuel-Agnostic Engine Platform Strategy, Cummins named a 2022 Best Place to Work for Disability Inclusion", Mario Andretti to drive legendary Cummins race car, Cummins named best employer for diversity 2022, Sale of mask operation advances Cummins goal of creating sustainable Black-owned businesses, Cummins India wins the Diversity and Inclusion Partner and Outstanding Professional Development Event Awards at the SWE 2022 WE Local Awards, Cummins fuel cells to power Scanias fuel cell electric trucks. That and there only like 5 models. But in the long haul Class 8 environment, they proved to be not up to the challenge. Get to know the CB lingo used by truckers, so you can get in on the conversation, cmon. The Cummins 855 Big Cam was the last real mechanical variable timing engine mass produced by Cummins in the 1976. The big rigs would probably struggle a little with this size engine so they use more powerful ones like a 14, 15, or even an 18 liter which sounds crazy I know, but they do have a lot of heavy lifting to do. It is imperative to know your numbers. The Caterpillar 3116 turbocharged diesel engine is primarily used for truck hauling. Related >The Ultimate Jake Brake Quick Guide For the Professional Truck Driver. It is amazing how many people bleed yellow and rightfully so in most cases. When you think of the best diesel engine you cant leave out the bulldog. Caterpillar 3408 18 liter V8 Diesel 1814kg weight 600-800hp 2000Ib torque. This was supposed to be Cummins entrance into the electronic world however it was much too complicated for its own good. The Detroit 60 series engine has 11.1, 12.7 and 14 liter varieties, and there have been many changes over the years. Bigger horsepower is fine when absolutely necessary. Volvo offers a 13 and a 16 L engine currently, the 13L being the most popular and in the vast majority of their trucks. The latest additions to the RTA fleet are 10 Western Star 6900s, all powered by Cummins ISXe5 engines rated at 600 hp with peak torque of 1850 lb ft. Be sure you understand your responsibilities as the owner, in order that the warranty is valid, if you ever need it. Engine Type: Four-cycle, six-cylinder, inline Displacement: 778-855 ci (12.7- to 14.0L) Bore and Stroke: 5.246.61 in Fuel Delivery: Unit fuel injection Aspiration: Turbocharged Governed Speed: 2,100 rpm Maximum Power: Up to 515 hp Maximum Torque: Up to 1,650 lb-ft.
Everything from agricultural machines (including ag tractors) and construction equipment to boring and drilling equipment are regularly outfitted with a Cat C13 engine. The X12 is designed to give weight-sensitive applications maximum payload. Hard not to leave these engines off the best diesel engine of all time list. This system then uses the saved horsepower at the crankshaft for more horsepower into the project at hand. Everyone you speak to about various facets of your owner-operator business, will have something of value to add to the bank of information you already have. What Size Engines do Mack Semi Trucks have? This is a rather outdated philosophy when it comes to truck engines.
Introduced in 2009, the Cat 3304 churns out 95 bhp at 1,800 rpms when at 100% operating capacity, and 71 bhp and 1,800 rpms (again) at 75% operational capacity. Some articles may contain affiliate links. This was a very successful engine for CAT as it was really the first evolved electronic engine that was done right. engine nissan fd46 ud diesel ta engines Today it is becoming the norm to run an engine low, as manufacturers are pushing for better economy. Good on ya Mack! Nearly all engines are operating at a much lower RPMs than previous models. With 430 horsepower at 1,600 rpm, the Cat C12 engine is a popular choice for off-road and highway vehicles and heavy equipment. The Specs: Engine Type: Four Stroke, Six Cylinder, Inline Bore x Stroke: 4.02 x 4.72 in Displacement: 359 ci (5.9L) Fuel Injection: Electronic high-pressure common rail Construction: Cast-iron block and head Compression Ratio: 17.2:1 Maximum Power: 325 hp Maximum Torque: 610 lb-ft. Why We Like It: Whats not to like about this engine?! Cummins ISX engines came out in 1998 and have enough power for heavy duty jobs such as mining, industrial construction, and for running the largest power generators on the market. Having a smaller engine when driving through mountains hauling logs or coal is also not a good idea. Worst Detroit Engine: All old two-stroke Series 50, V-71 or V-92, technology. High torque and low torque options are available for some models.
However, when the emission regulations started to kick in, Cat struggled badly. Have another engine that should be featured on the list? The Cummins 855 Big Cam was the first engine by Cummins to utilize demand-flow cooling which only cools the engine when the engine demands it. Read the fine print. Models range from 210 to 360 horsepower, with torques between 520 to 925 pounds and a displacement of 7.2 liters. 2022 Cummins Inc., Box 3005, Columbus, IN 47202-3005 U.S.A. Horse powers are similar as are TQ specs.
To conclude the CAT 3116 isnt a terrible engine but is damn near at the bottom of the best diesel engine list. If you need something stronger than the 8.3 L C series, Cummins M11 engines have a 10.8 liter displacement and a horsepower between 280 to 330 horsepower. The CAT 3116 was engineered to be disposable. The N14 reportedly has a little more torque and towing power, but the parts are more expensive to replace than the Detroit 60 series. The displacement is 15.2 liters, or 928 cubic inches and torque is 1550 to 2050 lb-ft at 1200 rpm. The main point of failure is the dual overhead cam design which overly complicated things and caused many snowball effect types of issues in the engine. I suspect that there were a lot more male hormones involved in many an engine choices in the past. So, if you want a Paccar product but like a Detroit engine, the days of getting any engine in almost any truck are long over. Whatever the engine, Volvo is always advancing toward the best it can be. Up to 500 horsepower, 1850TQ is available and is doing a good job for them. The Specs: Engine Type: FourStroke, Six Cylinder, Inline Displacement: 856 ci (14 L) Bore and Stroke: 5.505.98 in Fuel Delivery: Unit fuel injection Aspiration: Turbocharged Compression Ratio: 10:1 Governed Speed: 1,800 rpm Maximum Power: Up to 605 hp Maximum Torque: Up to 1,118 lb-ft. Why We Hate It: The Cummins ISXwas originally released in 2001 which replaced the longstanding N14 engine of the late 80s and 90s. The owner-operator should also consider future resale possibilities. Individual listings are the perfect selling solution for individuals or dealers with 15 items or less. The DDEC boom set in motion the electronic era for diesel engines. Worst Mack Engine: None Macks are Awesome! With 335 to 350 horsepower at 2,100 rpms, the turbocharged C9 Cat Engine can power its way through larger jobs that the C7 cannot easily or speedily handle. Knowing the best diesel engines out there can be helpful, but knowing the engines that dont perform is invaluable. The Cat 3306 engine has a horsepower rating between 218 to 360, making it effective for commercial truck hauling, general work around the farm and much more. You can read the full disclosure policy, which is pretty dull, but here it is.
Which Size Engine should you Go With for your Semi Truck? The Ultimate Jake Brake Quick Guide For the Professional Truck Driver, The Owner Operator Business Guide to Profit and Success, What You Need To Know When Buying A Used Big Rig, The Complete Semi Trucks Guide The Only One Youll Ever Need, Longevity (length of time before major overhaul/work needed), the type of terrain where youll be traveling, know the specifications of the rest of the drive line, know what the transmission and the rear differential ratio. The ECM design was easy to work with and bread a following of programmers that were able to write a variety of software for the engine. The cost of a truck engine is the most immediate short term cost. Talk to as many people as possible. Volvo/Mack has their own brand of engines. The Peterbilt 389 has an option to come with a Cummins ISX15 engine at (15 liters) or a Paccar MX-13 engine at (12.9 liters), the 579 and 589 have the option of the Paccar MX-13 the MX-11 a (10.8 liter) or the PX-9 an (8.9 liter). They wont win any races but are extremely reliable engines. Why We Like It: Ruff! Here are our top 10 choices of semi truck engines in no particular order: First, as an owner operator, you need to know what type of work you will be doing, such as: Bigger is better is somewhat of an outdated philosophy of thinking for the best truck engines. New mid-range engines have great durability, efficiency, and power sufficient enough for most tasks. If you are considering having the option of hauling more than one different trailer type it would be best to do your research on the types of tractors that will suit your needs. A Cat C15 engine is an in-line, six-cylinder heavy-duty diesel engine. For example, the oil filter requires just two steps to change. Many consumers report that it has way more power than they were expecting, which is why it has remained a top choice for years. The Specs: Engine Type: FourStroke, Six Cylinder, Inline Displacement: 893.39 ci (14.64L) Bore and Stroke: 6.506.70 in Fuel Delivery: Unit fuel injection Aspiration: Turbocharged Compression Ratio: 14.5:1 Governor Speed: 1,800-2,100 rpm Maximum Power: 375-465 hp Maximum Torque: Up to 1,850 lb-ft. Why We Hate It: Its not that we hate the CAT 3116 its that we hate the fact that its hard to work on. The 12L and 13L Volvo/Mack engines worked fairly well, although the 16 liter has had a variety of issues. 2004 Peterbilt 379 In It For the Long Haul, Why Kenworth and Peterbilt Trucks Are (Still) Better Than the Rest. Related >Will Glider Kits Survive the Storm in the Trucking Industry? With up to 350 horsepower, it is powerful enough to tow loaded trailers up steep hills and for boat towing as well. With a focus of uptime, total cost of ownership and ease of operations, the Cummins heavy-duty platforms bring you the best 15-liter and 12-liter engines yet. Connected Diagnosticslets you wirelessly connect your engine to Cummins for ongoing monitoring and updates. Baby, this engine hauls Americas freight on a daily basis and is the backbone of the medium-duty fleets all over the country. Thats plenty, be sure to shop around and ask for advice from truckers that have been in the game a while, but ask why they think you should get what they suggest. If you have used a few of the diesel engines on this list, then be sure to let us know your favorite on Facebook! Functions in the DDEC system included engine diagnostic functions, shutdown timers, progressive shift functions, fault history and record keeping, speed limiting governors, cruise control and automatic stall preventing. Parker, CO 80134, Toll Free: 1-844-239-8101
MANUFACTURERS 18520 Apache Drive Their engines come from the same production line making them one the best. We love the 855 Big Cam because of the raw horsepower it puts out as well as its reliability. A larger engine shouldnt take much longer than a smaller truck engine. Choose the size and horsepower required, NOT SIZE AND HORSEPOWER DESIRED. Overall horsepower was the main reason this engine was a big seller over the small cam models. Kind of rolls off the tongue eh?! Effortlessly turn leads into deals with auto-populated quotes, invoices, and custom contract forms. The Western Star 49x uses the Detroit DD15, DD16, Cummins X12 (11L), Cummins X15 (14.9L), or 60 series, the Western Star 4700 uses a DD13, a Cummins L9, or a Cummins X12 (11.9L). These are based on a Mercedes design from Europe. If you are doing the maintenance yourself its best to do it on your day off and take your time. Their twin overhead cam motors ISX were known for some ongoing problems. Cummins was suggesting 40-50000 km oil change intervals, but I immediately shortened mine to 20000 kms. In a local vocational non Class 8 world they worked ok. Though they are not the cleanest-burning engines on the market, the Cat 3306 has a powerful design that will last an extremely long time with proper maintenance. Ok we get it.

Parts shortage was a problem as one time, however it now seems to have improved. There were some drawbacks with the 855 specifically when trying to start the engine in colder climates. Detroit Diesel did not invent the modern day ECM but rather adapted General Motors ECM technology from the early 1980s into diesel technology. The Series 60 became the most popular selling diesel engine for Detroit Diesel and the company went on to produce the DDEC I, DDEC II, DDEC III, DDEC IV and 14L/DDEC V hybrid engines from 1987-2007. The Columbia uses the Detroit 60 series (11.1L) or a Cummins ISLe5 (8.5L) euro II engine, the Coronado SD 122 uses the DD15 or the series 60, the Cascadia, and the Cascadia evolution uses a DD13 or DD15 engine. Navistar has a variety of smaller motors for Class 5-6 units but their only real Class 8 engine is the Cummins ISX. However that didnt pan out exactly. Well good thing I dont have to be The Decider I dont need that kind of pressure. Albeit the 3116 was used in a wide variety of application including many marine applications the CAT 3126 and later the CAT C7 were arguably better models.


Introduced in 2009, the Cat 3304 churns out 95 bhp at 1,800 rpms when at 100% operating capacity, and 71 bhp and 1,800 rpms (again) at 75% operational capacity. Some articles may contain affiliate links. This was a very successful engine for CAT as it was really the first evolved electronic engine that was done right. engine nissan fd46 ud diesel ta engines Today it is becoming the norm to run an engine low, as manufacturers are pushing for better economy. Good on ya Mack! Nearly all engines are operating at a much lower RPMs than previous models. With 430 horsepower at 1,600 rpm, the Cat C12 engine is a popular choice for off-road and highway vehicles and heavy equipment. The Specs: Engine Type: Four Stroke, Six Cylinder, Inline Bore x Stroke: 4.02 x 4.72 in Displacement: 359 ci (5.9L) Fuel Injection: Electronic high-pressure common rail Construction: Cast-iron block and head Compression Ratio: 17.2:1 Maximum Power: 325 hp Maximum Torque: 610 lb-ft. Why We Like It: Whats not to like about this engine?! Cummins ISX engines came out in 1998 and have enough power for heavy duty jobs such as mining, industrial construction, and for running the largest power generators on the market. Having a smaller engine when driving through mountains hauling logs or coal is also not a good idea. Worst Detroit Engine: All old two-stroke Series 50, V-71 or V-92, technology. High torque and low torque options are available for some models.
However, when the emission regulations started to kick in, Cat struggled badly. Have another engine that should be featured on the list? The Cummins 855 Big Cam was the first engine by Cummins to utilize demand-flow cooling which only cools the engine when the engine demands it. Read the fine print. Models range from 210 to 360 horsepower, with torques between 520 to 925 pounds and a displacement of 7.2 liters. 2022 Cummins Inc., Box 3005, Columbus, IN 47202-3005 U.S.A. Horse powers are similar as are TQ specs.
To conclude the CAT 3116 isnt a terrible engine but is damn near at the bottom of the best diesel engine list. If you need something stronger than the 8.3 L C series, Cummins M11 engines have a 10.8 liter displacement and a horsepower between 280 to 330 horsepower. The CAT 3116 was engineered to be disposable. The N14 reportedly has a little more torque and towing power, but the parts are more expensive to replace than the Detroit 60 series. The displacement is 15.2 liters, or 928 cubic inches and torque is 1550 to 2050 lb-ft at 1200 rpm. The main point of failure is the dual overhead cam design which overly complicated things and caused many snowball effect types of issues in the engine. I suspect that there were a lot more male hormones involved in many an engine choices in the past. So, if you want a Paccar product but like a Detroit engine, the days of getting any engine in almost any truck are long over. Whatever the engine, Volvo is always advancing toward the best it can be. Up to 500 horsepower, 1850TQ is available and is doing a good job for them. The Specs: Engine Type: FourStroke, Six Cylinder, Inline Displacement: 856 ci (14 L) Bore and Stroke: 5.505.98 in Fuel Delivery: Unit fuel injection Aspiration: Turbocharged Compression Ratio: 10:1 Governed Speed: 1,800 rpm Maximum Power: Up to 605 hp Maximum Torque: Up to 1,118 lb-ft. Why We Hate It: The Cummins ISXwas originally released in 2001 which replaced the longstanding N14 engine of the late 80s and 90s. The owner-operator should also consider future resale possibilities. Individual listings are the perfect selling solution for individuals or dealers with 15 items or less. The DDEC boom set in motion the electronic era for diesel engines. Worst Mack Engine: None Macks are Awesome! With 335 to 350 horsepower at 2,100 rpms, the turbocharged C9 Cat Engine can power its way through larger jobs that the C7 cannot easily or speedily handle. Knowing the best diesel engines out there can be helpful, but knowing the engines that dont perform is invaluable. The Cat 3306 engine has a horsepower rating between 218 to 360, making it effective for commercial truck hauling, general work around the farm and much more. You can read the full disclosure policy, which is pretty dull, but here it is.
Which Size Engine should you Go With for your Semi Truck? The Ultimate Jake Brake Quick Guide For the Professional Truck Driver, The Owner Operator Business Guide to Profit and Success, What You Need To Know When Buying A Used Big Rig, The Complete Semi Trucks Guide The Only One Youll Ever Need, Longevity (length of time before major overhaul/work needed), the type of terrain where youll be traveling, know the specifications of the rest of the drive line, know what the transmission and the rear differential ratio. The ECM design was easy to work with and bread a following of programmers that were able to write a variety of software for the engine. The cost of a truck engine is the most immediate short term cost. Talk to as many people as possible. Volvo/Mack has their own brand of engines. The Peterbilt 389 has an option to come with a Cummins ISX15 engine at (15 liters) or a Paccar MX-13 engine at (12.9 liters), the 579 and 589 have the option of the Paccar MX-13 the MX-11 a (10.8 liter) or the PX-9 an (8.9 liter). They wont win any races but are extremely reliable engines. Why We Like It: Ruff! Here are our top 10 choices of semi truck engines in no particular order: First, as an owner operator, you need to know what type of work you will be doing, such as: Bigger is better is somewhat of an outdated philosophy of thinking for the best truck engines. New mid-range engines have great durability, efficiency, and power sufficient enough for most tasks. If you are considering having the option of hauling more than one different trailer type it would be best to do your research on the types of tractors that will suit your needs. A Cat C15 engine is an in-line, six-cylinder heavy-duty diesel engine. For example, the oil filter requires just two steps to change. Many consumers report that it has way more power than they were expecting, which is why it has remained a top choice for years. The Specs: Engine Type: FourStroke, Six Cylinder, Inline Displacement: 893.39 ci (14.64L) Bore and Stroke: 6.506.70 in Fuel Delivery: Unit fuel injection Aspiration: Turbocharged Compression Ratio: 14.5:1 Governor Speed: 1,800-2,100 rpm Maximum Power: 375-465 hp Maximum Torque: Up to 1,850 lb-ft. Why We Hate It: Its not that we hate the CAT 3116 its that we hate the fact that its hard to work on. The 12L and 13L Volvo/Mack engines worked fairly well, although the 16 liter has had a variety of issues. 2004 Peterbilt 379 In It For the Long Haul, Why Kenworth and Peterbilt Trucks Are (Still) Better Than the Rest. Related >Will Glider Kits Survive the Storm in the Trucking Industry? With up to 350 horsepower, it is powerful enough to tow loaded trailers up steep hills and for boat towing as well. With a focus of uptime, total cost of ownership and ease of operations, the Cummins heavy-duty platforms bring you the best 15-liter and 12-liter engines yet. Connected Diagnosticslets you wirelessly connect your engine to Cummins for ongoing monitoring and updates. Baby, this engine hauls Americas freight on a daily basis and is the backbone of the medium-duty fleets all over the country. Thats plenty, be sure to shop around and ask for advice from truckers that have been in the game a while, but ask why they think you should get what they suggest. If you have used a few of the diesel engines on this list, then be sure to let us know your favorite on Facebook! Functions in the DDEC system included engine diagnostic functions, shutdown timers, progressive shift functions, fault history and record keeping, speed limiting governors, cruise control and automatic stall preventing. Parker, CO 80134, Toll Free: 1-844-239-8101