At some point in 2006 (in the LLY Duramax model) the water pump was changed from a cast iron impeller to a plastic one. All engines from that date on, including the LBZ, are very prone to frequent water pump failure. LBZ water pumps are known to fail every approx. 80,000 to 100,000 miles. Duramax Water Pump Failure Symptoms. Engine overheating.
Feb 15, 2012 · 0. 36. 55. belvidere,ill. Feb 15, 2012. #3. RPM Motorsports said: Yes, and you can use either LBZ or LLY injectors. On LLY heads you are stuck with LLY injectors unless the bore is opened slightly.. All are very good, LBZ rated for more power, but an edge/attitude will fix that. ... 2001, 2002, 2003, and early 2004`s are all LB7 Duramax , 2004.5, 2005, and early 2006 are all LLY , late 2006 (Started about 3 months into the model year!) are all LBZ The LB7`s are 300 hp, 520..
LBZ 2006-2007.5 Chevrolet/GMC 2500/3500/4500/5500 6.6 Diesel VIN Code "D" InjectorsDirect.com Remanufactured Full Set (8) $2199.99 Half Set (4) $1149.99 Singles $299.99 These LBZ injectors are completely disassembled and remanufactured using brand new nozzles, control valves, and high pressure seals. All parts used are Genuine Bosch OE components. Each injector is tested on a state of the art.
All are very good, LBZ rated for more power, but an edge/attitude will fix that. ... 2001, 2002, 2003, and early 2004`s are all LB7 Duramax , 2004.5, 2005, and early 2006 are all LLY , late 2006 (Started about 3 months into the model year!) are all LBZ The LB7`s are 300 hp, 520.. Your LLY or LBZ Duramax probably needs at least one injector. Check out the deal on Bosch 0986435521 Stock Replacement Injector 06-07 6.6L GM Duramax LLY/LBZ at Diesel Power Products. 888.99.DIESEL. Get Educated! ... meaning that the returned core has the exact same fitment as the remanufactured component that was purchased. In the event that. LLY. 2004.5-2005. VIN Code “2” LBZ ... Brand new Bosch ® OEM LBZ injectors. These are the exact same GENUINE BOSCH ® injectors you would get from a GM dealer, at a fraction of the price. They are the highest quality, most reliable injectors available for the LBZ. Replaces part numbers: Bosch ®: 0986435521, 0 986 435 521, 0 445 120 042.
gone through LBZ, LLY, LBZ, LMM, and LML designations, with a number of revisions along the way. While all iterations are fairly reliable, the older ’01-’04 LB7 engines and ‘04.5-’05 LLY’s are starting to show their age. Blown head gaskets are fairly common in these earlier year trucks, as wear and tear, aftermarket tuning,. With a 17.5:1 compression ratio (vs. 16.8:1 on LBZ, LMM, and LML mills), the LB7 and LLY engines naturally see higher peak cylinder pressures (elevated torque levels). Couple that with a weaker connecting rod and you can draw a pretty strong conclusion as to why the LB7 rods fail in the 550 to 600 hp (1,100 to 1,200 lb-ft.) range.
Schley tools 13300 Description : Tool has been designed to remove the diesel injectors from GM vehicles produced from 2005 to 2010 with an LLY, LBZ, or LMM Duramax engine. Over time and miles the injectors become heavily coated with carbon between the tip and head causing them to stick together. When using a factory tool it rocks the injector.
04.5-07 6.6L LLY LBZ Duramax. Sooner or later, most 2004.5+ LLY LBZ Duramax's will experience the dreaded "injector harness problem". GM routed the fuel injector wiring harnesses very tight on these engines, which can result in premature wire fatigue and connector-pin failure and/or intermittent loose connections at the fuel injector.
LLY/LBZ from 2006 to 2007 is considered one of the most reliable and rugged engines from the pre-emission’s era. They are widely sought out for because of this and can be a great buy if you are looking for a Duramax engine of this time. Beware that they have more issues than recent Duramax engines from 2011 to 2021. A video about Duramax LBZ.
However, the LBZ generated 360 horsepower over the LLY’s 310 horsepower.Torque increased as well, going from 605 pound-feet with the LLY to 650 with the LBZ.The LBZ employed a thicker engine block casting, meatier connecting rods, and a higher pressure common-rail fuel system..
60% Overs are for the individuals who want to go one step further with their truck. With the proper tuning, this will give your truck greater power. It also opens up more options for upgrading your vehicle. Whether its a bigger turbo, intercooler, or exhaust system, these would be the injectors for your performance upgrade.
blue iris crack reddit