6 6l Duramax Lb7 Engine Specs Information 2001 20 6.6l lb7 duramax specifications chart. manufactured years: 2001 2004. engine design: 6.6l 90 degree v8 turbocharged diesel. transmission: 5 speed auto allison transmission. vin identification:. The lly was the second generation duramax diesel production from 2004 to 2006. it is found in chevrolet silverado and gmc sierra 2500 and 3500 pickup trucks in addition to the chevrolet kodiak and gmc topkick medium duty trucks. the 6.6l duramax lly was eventually phased out to make way for the next generation lbz during the 2006 model year.
Gm 6 6l Lb7 V 8 Duramax Turbo Diesel Engine Info Specs Wik Over the engine’s lifespan it has gone through 6 different engine variations: lb7, lly, lbz, lmm, lml, and l5p. from the first generation to the one currently in production today, the 6.6l duramax has nearly double its horsepower and torque, from 235hp and 500lb ft. in 2001 to 445hp and 910ft lb. today. and along the way the engine has become. Power horsepower. 300 hp @ 3100 rpm. torque. 520 ft lb @ 1800 rpm. mpg (economy) 14 city 18 highway. curb weight. 4,769 lbs. The lb7 duramax was offered in the 2001 2004 chevrolet silverado 2500hd 3500hd and gmc sierra 2500hd 300hd twins, as well as the medium duty chevrolet kodiak and gmc topkick. the 1999 2006 body style (gmt800) is considered a first generation silverado or second generation sierra. prior to 1999, the silverado was simply a trim level on the c k. Instead, many lly duramax problems stem from overheating. a new variable vane turbocharger and an egr system were also added. check out our lly duramax specifications chart below for detailed information! 6.6l lly duramax . the lly duramax was produced from 2004 to 2006, before it was eventually replaced by the lbz duramax. it was a stepping.
Lly 6 6 Duramax Engine Diagram The lb7 duramax was offered in the 2001 2004 chevrolet silverado 2500hd 3500hd and gmc sierra 2500hd 300hd twins, as well as the medium duty chevrolet kodiak and gmc topkick. the 1999 2006 body style (gmt800) is considered a first generation silverado or second generation sierra. prior to 1999, the silverado was simply a trim level on the c k. Instead, many lly duramax problems stem from overheating. a new variable vane turbocharger and an egr system were also added. check out our lly duramax specifications chart below for detailed information! 6.6l lly duramax . the lly duramax was produced from 2004 to 2006, before it was eventually replaced by the lbz duramax. it was a stepping. Gm 6.6l lb7 v 8 duramax turbo diesel engine specs; type: 6.6l v 8 turbo diesel: gm rpo code: lb7: displacement: 403 ci: compression ratio: 17.5:1: valve configuration. 6.6l duramax diesel timeline. the duramax diesel was introduced in 2001 at 300 horsepower and 520 lb ft of torque and has since evolved to produce 445 horsepower and 910 lb ft of torque. while certain generations of the duramax represent little more than more aggressive engine calibrations, others can nearly be classified as clean slate designs.
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