Question: What Is So Special About The LBZ DuraMAX?

Is Duramax better than Cummins?

About Duramax Engines Duramax engines can be found in Chevrolet and GMC vehicles, such as the Chevy Silverado and GMC Sierra.

Their high horsepower and torque outputs directly compete with Cummins engines, as well as PowerStroke.

In addition to durability, Duramax engines are known for their quiet performance..

Who makes the most reliable diesel 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.

How much horsepower can you get out of a 6.6 Duramax?

Duramax Timeline Since then, the Duramax has undergone a variety of changes, modifications, and enhancements, all necessary in the progression and evolution of the engine. Today, the Duramax makes nearly 400 horsepower and over 750 lb-ft of torque while reducing emissions considerably over previous generations.

What’s better LBZ or lb7?

The Lb7 gets quite a bit better mileage but and the only real problem i have had is injector replacement in 140,000 miles. The LBZ has quite a bit more power and its quite noticable. Have not had any problems with the LBZ but i only have 15,000 miles on it. Both are really good.

What is the most powerful Duramax engine?

The L5P duramax is the latest version of the Duramax V8 diesel engine. (engine code Y) Introduced in the 2017 model year it is the most powerful diesel pickup truck engine GM has produced with 445 hp (332 kW) at 2,800 rpm and 910 lb⋅ft (1,234 N⋅m) at 1,600 rpm.

What problems do LBZ Duramax have?

5 Most Common LBZ Duramax 6.6L Engine ProblemsCracked Pistons.Water Pump Failure.Glow Plug Failure.Transmission Line Leaks.EGR Valve Failure.

What is the best year of Duramax?

2006-2007 2500 & 3500 With arguably the best plug-and-play horsepower potential (on top of 360 horsepower being offered right out of the box), the last of the (essentially*) emissions-free engines, and a stronger, six-speed Allison to back them, the LBZ Duramax has a lot going for it.

How reliable is the LMM Duramax?

LMM is mechanically same as LBZ, which is widely regarded as one of the best/most reliable built so far. Likely problems you would face would probably be electrical stuff or the emissions crap (DPF).

Why is the LBZ Duramax so good?

This engine’s beefier block casting, stronger connecting rods, higher pressure common-rail fuel system and updated ECM arguably made it the most powerful, drivable, reliable and tunable Duramax to date. Right out of the box, the LBZ produced 360hp and 650 lb-ft of torque.

How many miles can you get on a LBZ Duramax?

Registered. A stock truck should get 350,000-500,000 miles without major engine repair. Modifying things lowers that number.

What is the most reliable diesel truck?

The 2018 Ford Super Duty can be considered one of the most reliable diesel pickups on the market. It has a 6.7 liter Power Stroke Turbodiesel V8 engine that delivers 840 horsepower with a towing capacity up to 34,000 pounds.

What is considered high mileage for a Duramax?

What is high mileage for a Duramax diesel? It depends. The truth is, there is no single mileage that is considered to be “too high”. Some Duramax owners claim that 100,000 miles marks a heavily-used engine, while others refuse to consider anything below 350,000 miles to be high mileage.

Which Duramax is better LLY or LBZ?

My LLY and most others have been trouble free. I also have an LB7 and have owned 2 others, but my LLY takes the cake. Don’t get me wrong, the LBZ is better, especially for performance. But with more HP’s, it’s more trips to the fuel station!

How much horsepower does a 2020 Duramax have?

445 HorsepowerL5P Duramax Specifications Chart (2017+)Manufactured Years:2017-2020Max Engine Speed:3450 RPMMax Braking Speed:4800 RPMHorsepower:445 Horsepower At 2800 RPMTorque:910 lb/ft at 1600 RPM21 more rows•Jun 17, 2019

What is the difference between the LLY and LBZ?

The 2006 LLY (engine code “2″) debuted in the beginning of 2006 and ended production with the start of the 2007 calendar year. … The LBZ (engine code “D”) debuted in late 2006 and continued into 2007 sold only in the “classic” body style.

Is the LBZ the best Duramax?

Duramax LBZ The LBZ was a short-lived Duramax V-8 engine produced only from 2006–2007. The LBZ brought with it a substantial increase in HP and torque over the LLY and was easily the most aggressive Duramax engine yet made. … It was also the last instance of a Duramax engine being available with a manual transmission.

How much does it cost to replace injectors in a Duramax?

How much does it cost to replace injectors on LB7? The total cost to have a mechanic replace 8 injectors on an LB7 Duramax can range from $4000 – $5000 CAD, depending on what other work is performed at the same time.

How much power can a stock LBZ handle?

DANGER ZONE: 550 to 600-rwhp The I-beam style connecting rod found in the LBZ and LMM engines is said to be capable of handling 50 to 100 more hp than the stock rods found in the LB7 or LLY.

Are Duramax engines good?

The 6.6L Duramax has been in production since 2001 and has proved, on a large scale, to be a relatively reliable and durable platform. … However, like any engine (or any complex mechanism for that matter), the Duramax engine and Allison 1000 transmission have some common problems inherent to their design.

Is 200k miles alot for a diesel?

Generally speaking, diesel trucks are sold with higher mileage than the typical used vehicle. It is not uncommon to see a used diesel truck for sale with over 200,000 miles on it. Granted, diesel engines typically have better reliability than a gasoline equivalent, but high mileage remains a concern.

How reliable is the 6.6 Duramax?

Ever since the manufacture started back in 2001, the 6.6l Duramax has proven to be a reliable and durable choice for most owners. Many versions of this engine have been produced in the following 15 years, but they were all built upon the original.