brianteel
07-31-2005, 09:02 PM
What is the difference between the 2. my friend picked up a 2003 GMC and we are trying to figure what the difference is between them
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noproblem 07-31-2005, 09:33 PM try to do a serch you will get your answers hoot 07-31-2005, 10:20 PM LB7 No egr, many had no cat Non variable turbo Injectors and return lines are inside the valve cover LLY Injectors outside of valve cover Variable Turbo Cooled EGR http://www.getdieselpower.com/my01dmax_files/04dmax/side.jpg txguppy 07-31-2005, 11:02 PM Also, LB7's were built for year models 2001-2004 LLY's Built for models 2004.5-2005. Again there are lots of articles if you do a search, good luck. aka108 07-31-2005, 11:12 PM LB7 has slight edge on using a bit less fuel. bobo 08-01-2005, 08:38 PM LLY has more power from the factory, but there is a new kid in town. He is called the LBZ and he has the most power. Coming to a neighborhood near you in late 2005. RickDLance 08-01-2005, 08:58 PM LLY has more power from the factory, but there is a new kid in town. He is called the LBZ and he has the most power. Coming to a neighborhood near you in late 2005. In some now. brianteel 08-01-2005, 10:55 PM LLY has more power from the factory, but there is a new kid in town. He is called the LBZ and he has the most power. Coming to a neighborhood near you in late 2005. when is this coming how late 05....any links to info on it i tried to search forums are a pain when it comes to that sometimes bobo 08-01-2005, 11:05 PM In some now. Not yet, but soon!!;) Here is a link::eek: http://dieselplace.com/forum/showthread.php?t=39542 :cool2: :grd: :D :D :D | ||