884 posts · Joined 2009. #3 · Dec 6, 2009. If the filter change doesn't work, it could be a low fuel rail pressure. I just went through that. When the engine was under load, it would go into limp mode and throw a "fuel leak -large" code. It was my injector pump not supplying enough pressure to the fuel rail.With this system, you can increase your vehicle’s fuel economy by adjusting the exhaust after treatments. The best Duramax diesel engine year models that are safe to buy include: 2010 – 2017 Duramax LGH. 2011 – 2016 …The 2007 LBZ also has the same issues as the 2006 LBZ. In my opinion, and yes I know, opinions are like assholes. Everyone has one and they all stink. If you want a Duramax the 2006-2007 classic is the time that you want to be looking. There is no injector or very little injector harness problem unlike the older LLY.Aug 5, 2020 · Water Pump Failure. Fuel Filter Housing O-ring Leaks. Blown Head Gasket. Overheating (fan clutch problems, radiator gunk) In addition to the above common engine problems, there are also a few worthwhile to mention problems that affect high horsepower LB7’s: Crankshafts + connecting rods break at high hp. The We Company (WE), formerly called WeWork, is going public—and we’ve got lots of questions. The initial public offering filing of WeWork is the most audacious prospectus that we’...Duramax Lb7 Weird valve lash. So i recently pulled my engine apart to change injectors, and now im adjusting my valves, because might aswell. I adjusted the valves to 0.12 as recommended, then spun the engine around a couple of times and rechecking all my adjustments. I noticed alot of the valves were now 0.16 or more, some …The most problematic issue with the Lb7 are injectors going bad. GM issued a warranty for this and currently injectors and warrantied for 7 years/200,000 miles. The Duramax was on the Ward's 10 Best Engines list in 2001 and 2002. The following trucks use the LB7: Chevrolet Kodiak/GMC Topkick Chevrolet Silverado/GMC Sierra HD [edit] …Mar 29, 2017 · Found some for a 2003 LB7 to 2004.5-2005 LLY and LB7 to 2006-2007 LBZ. I think the key is that the 2006 LLY was mated to a 6 speed, unlike the 2004.5 and 2005 models. An 06 "LLY" is mechanically an LBZ... so forget the LLY part altogether. You're attempting to swap an LBZ into an LB7 truck. Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain 2002 Lb7, a good find?? Jump to ... I bought an 03 lb7 cclb about a year ago with 144 on the clock the biggest problem I've had with this truck and most recently was the head gasket passed antifreeze lucky for me noticed it the same day it happened because …The new year can be a meaningful time to implement a momentous change. But not everything needs to be a total overhaul—small, simple changes can have surprisingly powerful effects....While it's history stretches back to 1982, we are going discuss the more modern years. The 6.6L was introduced in 2001 and replaced the 6.5L and the company hasn't looked back since. 2001 - 2004.5 LB7. 2001 was the year the 6.6L would be …LB7: 2001 – 2004. As the original Duramax model, the LB7 is still extremely popular with diesel enthusiasts due to its lack of emissions control parts. In general, it’s a …Duramax History, Lesson 3: LBZ. December 10, 2018; Story By Mike McGlothlin; By the time the LBZ came along, the LB7’s injector issues had long been solved and the overheating issues associated with the LLY were a thing of the past. This engine’s beefier block casting, stronger connecting rods, higher pressure common-rail fuel system …2004 Chevy 3500 CC Dually LB7 Duramax/Allison LT loaded 96k MBRP 4inch exhaust/RPI cold air intake & turbo horn. Save Share. Like. ... Seems I read an 01 would not take an 01 tune back if flashed with a newer year new. Good to know the facts. Thank you Brian . 2016 chevy ltz 3500 srw UA Steamfitter, Local 136 Evansville, IN.The first generation Duramax, the 6.6L LB7 engine, produced 235 horsepower and 500 lb-ft of torque. Over the years, these numbers have increased dramatically. In the latest iteration, the 6.6L Duramax offers 445 horsepower and 910 lb-ft of torque, which highlights the continuous improvement in power and performance.Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain 2002 Lb7, a good find?? Jump to ... I bought an 03 lb7 cclb about a year ago with 144 on the clock the biggest problem I've had with this truck and most recently was the head gasket passed antifreeze lucky for me noticed it the same day it happened because …2001 – 2004 Duramax LB7: Source: turbodieselregister. The LB7 Duramax was the first generation of the V8 Duramax engine, and it did quite well. It is a 6.6-liter V8 engine with four valves per cylinder. It also has an engine block made of cast iron with aluminum heads. Overall, it was a very powerful and reliable engine.The 30-percent over injectors are the perfect upgrade for the LB7 owner that doesn’t want to take a chance on bending a connecting rod—or that isn’t quite ready to build an engine. Built Allison 1000 Transmission (Mentioned Above): $6,000. Aftermarket Fuel Supply System (Mentioned Above): $624.Introduced in 2001 as a joint venture between GM and Isuzu, the Duramax V-8 was the General's bid to one-up Ford and Chrysler's newest generation of powerful and efficient diesels....The LB7 Duramax Engines is a General Motors diesel engine family for light to medium duty trucks. The 6.6-liter LB7 Duramax Engine is produced by DMAX, a joint venture between GM and Isuzu in Moraine, Ohio. The Duramax Engine was released in late 2001 into the Chevrolet and GMC chassis vehicles. The LB7 Duramax Engines were …Ohio. Mar 17, 2019. #3. Injectors are cheaper for lb7. I second what nc said. Get a set of sacs from lincoln diesel and a lift pump. That will cover your injector worrys. The pump rub can be fixed in 2 hours of your time. Merchant sells a kit with everything you need including new fluid for around 120$.RPO Regular Production Option Codes (Engine Series) There have been seven Duramax turbodiesel engines since their introduction at the turn of the new millennium: LB7 – 2001 to 2004, 300 horsepower, 520 pound-feet. LLY – 2004 to 2005, 310 horsepower, 520 pound-feet. LBZ – 2006 to 2007, 250 to 310 horsepower, 460 to 605 pound-feet.LB7 Duramax 2001-2004. In 2001, GM teamed up with Isuzu and brought another innovation to the diesel crowd and was first to market with a common-rail direct-injected diesel engine, the LB7. Like every Duramax that followed, it featured 6.6 liters (or 402 cubic inches) of displacement, a cast-iron block with aluminum heads, four valves per ...Mar 21, 2023 · The 6.6-liter Duramax LBZ was a short-lived engine only available for two model years. To meet increasingly strict emissions standards, the LBZ was a more aggressively tuned version of the previous LLY engine. Mechanically, the LBZ used the same Duramax parts as the LLY, but the LBZ generated 360 horsepower, while the LLY only generated 310 ... The Evolution CTS3 is an all-in-one LB7 Duramax tuner and monitoring solution. It offers tuning for improved performance with gains of up to 100 horsepower and 210 lb-ft or torque. It also has the built in monitoring capabilities of the Edge CTS3 insight. 2.The LB7 Duramax was first introduced for the 2001 model year in the Chevrolet Silverado HD, GMC Sierra HD, GMC TopKick (medium duty) and Chevrolet Kodiak (medium duty) trucks. That year also brought the Allison 1000, arguably the first automatic transmission in its class worthy of being mated to a powerful diesel.To say that COVID-19 has dominated the past year would be an understatement. We’ve seen the pandemic reorient how we interact with businesses, each other and the world around us. I...Nov 24, 2020 · The Evolution CTS3 is an all-in-one LB7 Duramax tuner and monitoring solution. It offers tuning for improved performance with gains of up to 100 horsepower and 210 lb-ft or torque. It also has the built in monitoring capabilities of the Edge CTS3 insight. 2. The LB7 Duramax was incredibly impressive for its time. Over the years, we’ve found out just how reliable and capable the trucks are. That doesn’t mean they are flawless though. By following GM’s recommended LB7 Duramax Maintenance schedule and service intervals you can drastically reduce the amounts of problems you will encounter.JRooney Discussion starter. 1 post · Joined 2020. #1 · May 16, 2020. Bought lb7 po says injectors rebuilt all 8 prior to me buying it. No smell of fuel in oil and oil looks clean.Cranks starts and dies doesn’t run long 5sec maybe. Primer does not get hard even after priming and purging. Seems to be pumping though no visible leaks smells ...Finding a woman at the World Economic Forum (WEF) in Davos is not getting any easier. Last year, 17% of participants at the invitation-only event were women. This year, only 15% ar... Today we're going to go on a journey and look at every Duramax engine that GM has built, from the LB7 all the way up to L5P. We're going to look at what make... Jun 13, 2023 ... ... year-old truck in 2023. this information is only good for the 2002-2004 GM diesel trucks. lb7 Duramax. fuel filters lb7 Duramax dirtymax.Each injector has a $75 core charge and is fully refundable if they are shipped back within 90 days. All Industrial Injection / OEM products are covered by a one year/unlimited mile warranty. When replacing the injectors in your LB7 Duramax we highly recommend replacing the injector fuel lines to avoid new injector contamination. The most ...LB7: The First Generation. The LB7, introduced in 2001, marked the dawn of Duramax engines. With its impressive power output and solid construction, it quickly became a favorite among truck enthusiasts. The LB7 was powered by a 6.6-liter V8 engine, capable of producing 300 horsepower and 520 lb-ft of torque.8th digit of the VIN is a "1" for LB7 and a "2" for LLY. All the duramax platforms have their quirks. I personally prefer LLY's, they are most notorious for headgasket issues but after 15+ years I'm fairly confident that if there was an issue with the truck, a previous owner would have fixed it. 6.0L Gas engine would probably be cheaper on …The joint venture (and resulting engine) was known as Duramax, and the LB7 was the first of many models to come. It’s a 6.6-liter, common-rail injected, 32-valve, V8 turbodiesel which put out 235hp and 500 pounds of torque in its first year, and for the final year of ‘04 the LB7’s output had grown to 300hp and 520 pounds of torque. When ...Nemo. The LB7 (engine code "1") the fastest of the Duramaxs was the first introduced in 2001 and continued until 2004. The V8 engine is a 6.6 L (≈403 cu in) and it has 310 hp (261 kW) and 520 lb•ft (705 N•m) of torque. It is a 32-valve design with high-pressure common-rail direct injection and aluminum cylinder heads.LB7 Duramax Engine Tech - Diesel World. Part 1: Short Block Shortcomings and Fixes. When introduced in 2001, there were plenty of naysayers worried that the 6.6L Duramax diesel would never hold up …Jul 9, 2012 · Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain Difference in years for lb7 motor. Jump to Latest ... Difference in years for lb7 motor. The L5P Duramax is the latest version of the Duramax V8 diesel engine. (engine code Y). Introduced in the 2017 model year, it was the most powerful diesel engine GM had produced, with 445 hp (332 kW) at 2,800 rpm and 910 lb⋅ft (1,234 N⋅m) at 1,600 rpm. Design specification performance can exceed 550 bhp (410 kW) at 3,050 rpm and 1,050 lb⋅ ... The 2015 Chevrolet 2500HD powered by a Duramax 6.6-liter turbo-diesel V8 engine offers a towing capacity of 17,900 pounds, while the model featuring a gasoline-fueled Vortec 6.0-li...2017-2019 Chevrolet HD and GMC HD trucks with the L5P Duramax have a max tow capacity of 23,300 lbs. In 2020, GM’s engineers overhauled the trucks and increased tow capacity by 52%. 2020 Chevrolet HD and GMC HD trucks with L5P Duramax engines have a max tow capacity of 35,500 lbs. Then, in 2021, slight revisions improved max tow capacity a ...At the core of the K15’s transformation is the formidable ‘03 LB7 Duramax engine, which is more than capable of robust performance. Stingel’s LB7 makes a cool 1,300 horsepower at 4,000 rpm and an impressive 1,900 lb.-ft. of torque at 3,400 rpm. Wyatt’s expertise and commitment to pushing the boundaries of diesel power are evident in the ...83 posts · Joined 2013. #15 · Jan 31, 2013. Yeah my 6.0 had custom tuning. But it looks like merchant automotive has some good stuff for my truck including a pump upgrade kit for the t-case. 2003 Chevy 2500HD Regular cab, 4x4, LB7, Allison, 5in Straight pipe DP back, 6in Black Chrome tip, PPE Boost valve, 6k HID lows 159k Miles SOLD. …Duramax LB7 and LBZ are both 6.6L diesel engines. The LB7 is a 1st generation engine, while the LBZ is a 3rd generation Duramax engine. Both engines share many of the same engine parts, including crankshafts, camshafts, connecting rods, blocks, fuel tanks, bore x stroke, and so forth. Despite their similarities, the two engines differ slightly.2001-2004 LB7. The LB7 Duramax engine is a turbocharged, intercooled V8 that produces 300 hp and 560 lb-ft of torque. ... Now that we've discussed some of the best years for the Duramax engine ... The VIN number can always be found on your vehicle's title or registration card. It is important to know which engine you have because not all components are interchangeable between the various versions of Duramax engines. Duramax VIN Chart. Model Year(s) 8th Digit of VIN Code Duramax Models & Notes 2001 - 20041 2 • LB7 • LLY (introduced ... The LB7 Duramax diesel is a direct-injected, turbocharged, intercooled, four-valve-per-cylinder V-8 that produces 300 hp and 560 lb-ft of torque. Starting from a blank sheet of paper, the 6.6L Duramax is recognized to date as the fastest diesel development program in the world. It went from concept to initial production in only 37 months.In this guide, we outline the best Duramax model years so you can ensure you have a reliable truck. We also list the worst Duramax model years, giving you …The LB7 Duramax used an innovative design to get fuel into the combustion chamber, and their R&D paved the way for Ram and Ford to follow a few years later. Unfortunately, fuel injector failure was a very common problem with the new powerplant.WCFab 2001-2004 GM LB7 6.6L Duramax 4" Stage 2 Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design significantly increases air flow to your turbo producing improved ...LB7 Duramax 2001-2004. In 2001, GM teamed up with Isuzu and brought another innovation to the diesel crowd and was first to market with a common-rail direct … The L5P Duramax is the latest version of the Duramax V8 diesel engine. (engine code Y). Introduced in the 2017 model year, it was the most powerful diesel engine GM had produced, with 445 hp (332 kW) at 2,800 rpm and 910 lb⋅ft (1,234 N⋅m) at 1,600 rpm. Design specification performance can exceed 550 bhp (410 kW) at 3,050 rpm and 1,050 lb⋅ ... Year Make Model: 2003 Chevrolet / GMC 6.6L Duramax Year Make Model: 2002 Chevrolet / GMC 6.6L Duramax Year Make Model: 2001 Chevrolet / GMC 6.6L Duramax Part Type: High Flow Intake Bundle Kits Availability Remarks: Ships …LB7 Duramax 2001-2004. In 2001, GM teamed up with Isuzu and brought another innovation to the diesel crowd and was first to market with a common-rail direct-injected diesel engine, the LB7. Like every Duramax that followed, it featured 6.6 liters (or 402 cubic inches) of displacement, a cast-iron block with aluminum heads, four valves per ...SOLD - 2003 Silverado CCSB LB7, stock (for now), PPE Boost Valve, Hypertech Power Programmer III, GN, 285/75R16E BFG A/T's. With a new oil change the oil PSI would be a steady 60psi but towards the end of the oil change interval (with diesel in the oil) it would be about 45 psi.News. Follow our GM Duramax news coverage. Sponsored Links. Complete information, specs, power and torque ratings on the GM Duramax turbo-diesel engines used in GM …Dec 10, 2018 · Duramax History, Lesson 3: LBZ. December 10, 2018. Story By. Mike McGlothlin. By the time the LBZ came along, the LB7 ’s injector issues had long been solved and the overheating issues associated with the LLY were a thing of the past. This engine’s beefier block casting, stronger connecting rods, higher pressure common-rail fuel system and ... Nov 27, 2017 ... ... ideas is generated from our listeners. 1,200HP Duramax LB7 - JOY RIDE. 37K views · 6 years ago ...more. Diesel Performance Podcast. 6.94K.LB7: The First Generation. The LB7, introduced in 2001, marked the dawn of Duramax engines. With its impressive power output and solid construction, it quickly became a favorite among truck enthusiasts. The LB7 was powered by a 6.6-liter V8 engine, capable of producing 300 horsepower and 520 lb-ft of torque.Dec 12, 2023 · Let’s take a look at the highlights of other powerplants within the Duramax family that are reliable. LB7 2001-2003. This engine is getting to be pretty old now, but it is still powerful and reliable. So, it’s a good candidate for what are the best years for the Duramax. Because of its age, it’s probably the cheapest Duramax engine around. BradSchaefer. 157 posts · Joined 2019. #12 · Jul 30, 2023. My stock LB7 does pretty good for towing. Probably not as good as the duramax trucks with the VGT. I pulled a 18ft cargo trailer 2400 miles round trip from Illinois to Florida and back. Fuel averaged 10.0 empty and 9.9 loaded to 12,000 on the trailer.The most powerful Duramax engine of the bunch is the LBZ which produces more power and torque at the least RPMs. It comes with a power output of 310 bhp at 3000 rpm. The … VIN Code 8 - LML (2011-2016) In 2001 GM replaced the outdated Detroit Diesel 6.5L when they debuted the Duramax LB7. Development of the LB7 began in 1997 when General Motors and Isuzu Motors paired up to create DMAX Ltd and after just over three years, the state-of-the-art 6.6L V8 with four valves per cylinder was ready to be unveiled. At the ... 2001 Duramax. The RPO LB7 (engine code “1”) was first introduced in 2001 and continued until 2004. This is a 32-valve design with high-pressure common-rail direct injection and aluminum cylinder heads. …Year: Description: 6.6L Duramax LB7: 8: 2001 to 2004: Duramax Engines - 6.6L Duramax Diesel Engine LB7 (2001 to 2004) 6.6L Duramax LBZ: 8: 2006 to 2007: Duramax Engines - 6.6L Duramax Diesel Engine LBZ (2006 to 2007) 6.6L Duramax LMM: 8: 2007 to 2010: Duramax Engines - 6.6L Duramax Diesel Engine LMM (2007 to 2010)The 30-percent over injectors are the perfect upgrade for the LB7 owner that doesn’t want to take a chance on bending a connecting rod—or that isn’t quite ready to build an engine. Built Allison 1000 Transmission (Mentioned Above): $6,000. Aftermarket Fuel Supply System (Mentioned Above): $624.Diesel of the Week. 1,400-Horsepower Turbocharged LB7 Duramax. Since 2019, Daman Perry has been building up his diesel performance shop DP Customs. To …2006 to 2007 Duramax LBZ. 2006-2007 Duramax LBZ is among the best year generations certified by many owners. First of all, let’s say that all the generations are good, but for some features, 2006-2007 stands out among the competition. The 2006 to 2007 Duramax was a 6.6L turbo-diesel engine produced by General Motors.Jul 16, 2023 ... Comments12 · 5 Ways to Bulletproof your LB7 Duramax · 2004 LB7 Duramax 3500 Dually Sat For Four Years!!! Will It Run?!?! · 600 Hp LB7 Duramax ...5254 posts · Joined 2009. #7 · Jan 10, 2020. Yes, if you are changing the manifolds and up pipes, then they will work. Some aftermarket up pipes do not work with stock manifolds, some aftermarket manifolds do not work with stock up pipes, different combination things like that.The four-year project culminated in a pretty unique build that blends aesthetics and horsepower. Stingel even competed with the K15 at the Ultimate Callout Challenge and joined the ranks of some of the fastest Duramax race trucks out there. At the core of the K15’s transformation is the formidable ‘03 LB7 Duramax engine, which is …Jul 9, 2012 · Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain Difference in years for lb7 motor. Jump to Latest ... Difference in years for lb7 motor. With all the upgrades, Perry’s Duramax is making somewhere along the lines of 1,400-1,500 horsepower, with a long-term goal of adding a compound-turbo setup and getting closer to 1,800-2,000 horsepower on fuel only. Diesel of the Week is sponsored by AMSOIL. If you have an engine you’d like to highlight in this series, please email Engine ...LB7: 2001 – 2004. As the original Duramax model, the LB7 is still extremely popular with diesel enthusiasts due to its lack of emissions control parts. In general, it’s a very durable and reliable engine. However, as the first models hit the 100,000-mile mark, some issues cropped up. Injector failure was a common problem on the LB7 engines.Duramax History, Lesson 3: LBZ. December 10, 2018; Story By Mike McGlothlin; By the time the LBZ came along, the LB7’s injector issues had long been solved and the overheating issues associated with the LLY were a thing of the past. This engine’s beefier block casting, stronger connecting rods, higher pressure common-rail fuel system …2001 – 2004 Duramax LB7: Source: turbodieselregister. The LB7 Duramax was the first generation of the V8 Duramax engine, and it did quite well. It is a 6.6-liter V8 engine with four valves per cylinder. It also has an engine block made of cast iron with aluminum heads. Overall, it was a very powerful and reliable engine.8 LB7 Reman Bosch Injectors 45% Over Copper Washers O-rings ... 2001-2004 LB7 Duramax Reman Exergy SAC Fuel Injectors 45% Over (Set of 8) - E01 10116 Fuel Injector Set (0) Reviews: Write first review ... Very few parts are reused. In our years of experience these reman injectors have not exhibited an increased reliability risk.Aug 5, 2020 · Water Pump Failure. Fuel Filter Housing O-ring Leaks. Blown Head Gasket. Overheating (fan clutch problems, radiator gunk) In addition to the above common engine problems, there are also a few worthwhile to mention problems that affect high horsepower LB7’s: Crankshafts + connecting rods break at high hp. Diesel of the Week. 1,400-Horsepower Turbocharged LB7 Duramax. Since 2019, Daman Perry has been building up his diesel performance shop DP Customs. To …Mar 21, 2023 · The 6.6-liter Duramax LBZ was a short-lived engine only available for two model years. To meet increasingly strict emissions standards, the LBZ was a more aggressively tuned version of the previous LLY engine. Mechanically, the LBZ used the same Duramax parts as the LLY, but the LBZ generated 360 horsepower, while the LLY only generated 310 ... Dec 12, 2023 · Let’s take a look at the highlights of other powerplants within the Duramax family that are reliable. LB7 2001-2003. This engine is getting to be pretty old now, but it is still powerful and reliable. So, it’s a good candidate for what are the best years for the Duramax. Because of its age, it’s probably the cheapest Duramax engine around. 7. 38. Southern Indiana. Sep 1, 2014. #16. 01-10 will physically go in an any year block. Balancer and flywheel have to be correct for that crank. Lb7 and LLY share the same balancer and flywheel, LBZ and LMM share the same balancer and flywheel. Than of course the reluctor wheel had to be correct.The L5P Duramax is the latest version of the Duramax V8 diesel engine. (engine code Y). Introduced in the 2017 model year, it was the most powerful diesel engine GM had produced, with 445 hp (332 kW) at 2,800 rpm and 910 lb⋅ft (1,234 N⋅m) at 1,600 rpm. Design specification performance can exceed 550 bhp (410 kW) at 3,050 rpm and 1,050 lb⋅ ...
GM 6.6L LB7 V-8 Duramax Turbo Diesel Engine Vehicle Applications; Year Make Model Transmission Power (hp / kW) @ RPM Torque (lb-ft / Nm) @ RPM; 2001-2003. Harmony bay psychiatry therapy and mental healthcare
This newly formulated Custom Age 625+ super-alloy demonstrates superior fatigue cycle life, tensile strength and toughness – with complete resistance to atmospheric corrosion and oxidation making it best suited to extreme, high horsepower competition builds on LB7/LLY/LBZ/LMM/LML Duramax 6.6L engines manufactured from 2001-2016.The Duramax LB7 is a 6.6L V-8 with four valves per cylinder, a cast-iron engine block with aluminum heads, and high-pressure common-rail injection. It produced 300 hp at 3,100 rpm and 520 lb-ft at ...The LB7 is the original production 6.6L Duramax V8. Following success with the performance and reliability of the LB7, this engine became the building block of the Duramax line all the way up until today. Fuel economy on the LB7 was stout at around 20mpg and the IFS suspension included on the HD’s of … See more12 Days of Christmas! - https://bit.ly/3oGRWptIn today's video Dustin sits down to talk about the ever-popular (but injector issue having) LB7 Duramax. This ...Mar 19, 2019 · LB7 Duramax 2001-2004. In 2001, GM teamed up with Isuzu and brought another innovation to the diesel crowd and was first to market with a common-rail direct-injected diesel engine, the LB7. Like every Duramax that followed, it featured 6.6 liters (or 402 cubic inches) of displacement, a cast-iron block with aluminum heads, four valves per ... Get the best deals on DuraMax Car & Truck Engines when you shop the largest online selection at eBay.com. Free shipping on many items | Browse your favorite ...The LB7 Duramax Engines is a General Motors diesel engine family for light to medium duty trucks. The 6.6-liter LB7 Duramax Engine is produced by DMAX, a joint venture between GM and Isuzu in Moraine, Ohio. The Duramax Engine was released in late 2001 into the Chevrolet and GMC chassis vehicles. The LB7 Duramax Engines were …Mar 29, 2017 · Found some for a 2003 LB7 to 2004.5-2005 LLY and LB7 to 2006-2007 LBZ. I think the key is that the 2006 LLY was mated to a 6 speed, unlike the 2004.5 and 2005 models. An 06 "LLY" is mechanically an LBZ... so forget the LLY part altogether. You're attempting to swap an LBZ into an LB7 truck. Feb 1, 2023 · Duramax LB7: 2001-2004 model years As the first Duramax model to be released, the LB7 is still very popular among diesel enthusiasts due to its lack of emission control parts. Generally, it is a very reliable and durable engine; however, once the first model hit the 100,000-mile mark, some issues begin unveiling themselves. Nov 24, 2020 · The Evolution CTS3 is an all-in-one LB7 Duramax tuner and monitoring solution. It offers tuning for improved performance with gains of up to 100 horsepower and 210 lb-ft or torque. It also has the built in monitoring capabilities of the Edge CTS3 insight. 2. The 30-percent over injectors are the perfect upgrade for the LB7 owner that doesn’t want to take a chance on bending a connecting rod—or that isn’t quite ready to build an engine. Built Allison 1000 Transmission (Mentioned Above): $6,000. Aftermarket Fuel Supply System (Mentioned Above): $624.VIN Code 8 - LML (2011-2016) In 2001 GM replaced the outdated Detroit Diesel 6.5L when they debuted the Duramax LB7. Development of the LB7 began in 1997 when General Motors and Isuzu Motors paired up to create DMAX Ltd and after just over three years, the state-of-the-art 6.6L V8 with four valves per cylinder was ready to be unveiled. At the ...Jan 14, 2016 ... Here's a vin decoder for you. Model Year(s) 8th Digit of VIN Duramax Model & Notes 2001 – 2004 1 LB7 2 LLY (introduced midyear 2004) 2005 2 ...The Evolution CTS3 is an all-in-one LB7 Duramax tuner and monitoring solution. It offers tuning for improved performance with gains of up to 100 horsepower and 210 lb-ft or torque. It also has the built in monitoring capabilities of the Edge CTS3 insight. 2.The Evolution CTS3 is an all-in-one LB7 Duramax tuner and monitoring solution. It offers tuning for improved performance with gains of up to 100 horsepower and 210 lb-ft or torque. It also has the built in monitoring capabilities of the Edge CTS3 insight. 2..