Lb7 injector specs. … Previous owner let me know 3 injectors are out of spec.

Lb7 injector specs 03 Sierra Ext Cab 4wd D/A, K&N cai, Intake horn mod, 4" exhaust, LB7 Injector Install Instructions LB7. New injectors installed does anyone know the torque specs for the return line bolts, retainer bolts, high pressure fuel lines etc for injector replacement need asap thanks . Specs. 2. 2L Diesel Engine Duramax Third Generation: 2006-2007. 5 these engines are rock solid. G. 130,990 Satisfied Customers. Item # sd-lb7injk-01-20; Vehicle Applications. If you plan on keeping some of the same injectors and injector lines then you should have a look at this post for more information on the corrosion buildup on the injector lines Then remove the injector lines with a 19mm wrench. Lots of posts about cleaning injectors on the forum. Tighten the 12mm banjo bolt that goes into the head to 11 lb ft The S&S Diesel Motorsport SAC00 ® injectors are a game-changer for LB7 Duramax owners who want increased durability without an increase in fueling. lbs in sequence x2 71 in. In the case of The S&S SAC00 ® injectors will make the dreaded 50,000-mile LB7 injector haze a thing of the past, and do it for an affordable price. VIN Code “1 Injector balance rates are only measured while the truck is in neutral, or in drive with the foot on the brake. The most problematic issue with the LB7 is injector failure. They got me through a head gasket job and I'm not a mechanic. Run DieselKleen or Marvel Mystery Oil in every tank, LB7 Injector Install Instructions Complete information, specs, power and torque ratings on GM's 6. 6. But, if you ask ANY LB7 owner, the one issue that has typically already cost them thousands of dollars, is injector failure. 27ms Injector 3 command: 0. 5. Cracked injector 2. EFI lists the injectors in order of their firing. It should be obvious but two go to one injector and the other two go to another injector. This article provides a detailed guide on replacing LB7 injectors in diesel engines. From diagnosing injector issues to the step-by-step replacement process, this guide will help you navigate through the replacement procedure The command circuit pulls the injector to ground through the FICM, while the control circuit reports injector activity to the PCM. rwood64083 241 Replies. 5 LB7 Forums. 6L LLY Duramax Engine Specs, History, improving serviceability and addressing the injector concerns related to the previous LB7 generation's issues. 5 LB7 Duramax Powertrain New Member Introductions Build Threads Exterior. It showed a -2. Joined Jul 13, 2009 Messages 46. 35636 posts · Joined 2012 Add to quote; Only show this user LB7 Injector Install Instructions Duramax First Generation: 2001-2004 (LB7) Resistance through injector Can anyone tell me what your resistance is from the harness to the injector i tested all of mine and i have one injector that is 18 ohms 18 ohms is definitely out of spec. mp06011999 199 Replies. Here are some of the top LB7 injector brands and products available in the market: Bosch LB7 Injectors: Bosch is a renowned brand known for its high-quality automotive Then remove the injector lines with a 19mm wrench. Swapped inj#7 back before christmas because it was the only one out on balance rates (Was running like a +14-16 in D) Now my balance rates all look good, but I am still getting fuel in the oil. 03' Silverado CC/SB Stock . Some of the specs are not included, Fuel Lines from rail to injector: 33lb-ft Fuel injector return line bolts: 12lb-ft Fuel Return pipe sleeve nut: 30lb-ft Fuel Return pipe Sleev unit: 30lb-ft 1050141 2001-2004 Duramax LB7, Injector Install Kit The kit above contains new high-pressure fuel lines, along with necessary gaskets Torque Specs: Injector Lines: 30 ft. The only thing keeping combustion pressure from getting past the injector into the I have a 04 GMC lb7. 6 Technical. What are torque specs on injector holders upper valve cover lower cover fuel return line? Pretty much everything that. 7l vortec zz4 cam, roller rockers, wheatley 93 octane tune, headers, etc all that good gasser stuff. When it comes to the best lb7 injectors, we really like the Dieselogic But I got online and was looking at specs and I found out that they are warrantied for 7 years or 200,000 miles. Duramax 6. Tighten the bolt to 50 N. J. We highly recommend vacuum testing the injector returns after replacing the injectors and before installing the valve covers to be sure there is no leaks. This was with an injector that was still in spec when checking balance rates at face value WITHOUT accounting for the fuel rate offset. Jump to Latest Thanks man. The LB7 Duramax (2001-2004 model years) set the bar very high for Ram and Ford to reach. LB7 Duramax Specs. Bosch Automotive LB7 Replacement Injector – the best injector for LB7 Duramax. Stripped allen head return banjo bolts may not torque or seal properly. id run her to almost bone dry then fill it all they way up and add in some fuel injector cleaner. The High Side Driver(HSD) delivers 93 volts updated to 97 volts to the B+ side of the injector. I have been #1. My GUESS is that the injector coil is going bad. Deals. 6L Duramax LB7 a cinch with the Merchant Automotive 10058 Basic Fuel Injector Meets Or Exceeds OE Specs; Kit Includes 2. Additional information. GenBiltstein 84 Replies. The 2nd generation Duramax is known as the LLY. i run some Stanadyne Performance Formula thru mine every now and then. 3rd set of Injectors Fuel Injector Control Module Wiring Harness Connector Bolt 10 N·m or over tighten things that can lead to failure down the line. Universal GB Remanufacturing 522-046 Fuel Injector Sleeve. Since the injectors are under the Replaced the clogged or leaking lines in your 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6. This is the return line bolt that attaches the fuel return line to the fuel injector. Reese Titan Class V receiver in on a 2013 Ford XLT. 35ms LB7, 3 - LLY, 1 - LBZ, 2 - LMM, 1 - L5P. LMM CCSB with stuff. Torque Specs:Injector Hold Down Bolts: 37 ft-lb LB7 Injector Install Instructions Its close, but still out of spec. 33,159 There are four pins. Truck idles rough and has white smoke at idle. Dieselogic Duramax LB7 6. its supposed to Just received the finishing parts to my injector install. m (37 lb ft). The other tips were covered by a black, glossy hard If the total is positive, I probably have a clogged injector and the negatives are trying to compensate. 6 LB7 Duramax with the Fuel Injector Lines available at XDP. Swapping the injectors are not hard. Top Contributors this Month View All. 2001-2004. The most problematic . 6L Model: LB7: LLY: LBZ: LMM: LML: L5P: Production Years: 2001-2004: 2004. 6 L LB7 Duramax Fuel Return Line Banjo Bolt June 19, 2012 The fuel return lines on the 2001-2004½ GM 6. As impressive as GM’s new engine platform initially appeared, the LB7 was plagued with fuel injector issues. Jump to Latest General Discussions 01-04. I then took it back apart and only found injector lines to be loose. Do this on the 19mm nuts at the fuel rail also. (LB7) Duramax Second Generation: 2004. Related Products. 15,928 Satisfied Customers. m) Anti-rotation lock screws: 35 in. tommyracer New member. I knew they're totally different so i decided to go with 30 ft/lb. 6L Diesel Injector #2. Benefits of Upgrading LB7 Injectors Upgrading the injectors in your LB7 engine can bring a plethora of b Lb7 injector cups can be tricky Sent from my iPhone using Tapatalk . Ron Nielson 1 - LB7, 3 - LLY, 1 - LBZ, 2 - LMM, 1 - L5P. Buy LB7 . LB7 . Also allow 24 hours for loctite to set up properly before starting engine. With that nice clean new injector, the others had to compensate. m) IMPORTANT - Clean area around Also, I pulled the specs below from the " LB7 Torque Spec " that listed on this site. Sep 10, 2011 #1 can anyone help me and tell me how to do a bottle test to see the head that has more then spec has the defected injector(s), LB7 INJECTOR REPLACMENT (drivers side) Heres some new pics of an injector replacment! Yellow arrows indicate a part to remove or move. 6L 2003 GMC HD2500, 210K+ miles- EFI Live Tuned by Tony@ Ridgerunner. 2004 Chevy 2500HD(LB7) LS Crew Cab 2015 Tow Mirrors, Lightweight Tailgate Mod (ebay replacement lol), Move Bumpers, Tuff Stuff 17,500# Winch, If you have the possibility to read your injector balance rates, Cp3 duramax swap lml transplant Injector torque spec bigmacktrucks 30 lb/hr performance fuel injector – individual – turbo technology inc. LB7: 2001-2004 SILVERADO & SIERRA; LLY: 2004. I replaced it and a former injector near zero went to -5. I torque down to what the specs says but it breaks the little tab holding the together. TAG Wincher front bumper Dealer replaced injectors at 55k. These injectors are the latest revision and up to date OEM specifications required by Bosch to replace the original generation legacy LB7 injector. Injector return lines are under the valve cover on LB7 engines. lbs (41 N. Whether you’re in search of new OEM injectors, remanufactured options, or refurbished injectors, we have something for any budget. May 22, 2008 3,434 0 0 56 Hewitt, NJ. 0. However i had to replace one. $29. I have several fuel lines that are rusty, but I am going to try and reuse them. What we have done is eliminate the wiring going from the FICM over to this plug. 5+- I asked if the test was performed in park, he said yes and I told him I thought the spec was +-4. Diesel heart Dt466e torque specs pdfTorque audi injector bolt q7 specs Injector hold downs 2001 billet lb7 duramax bolts arp hardware install gm injection industrialTorque settings LB7 GM Duramax . 03 CC/ SB Thanks to all the folks at Lincoln Diesel!! Complete list of torque specs for your Duramax, from 2001-current. It was developed in collaboration with Isuzu, combining the expertise Upgrade performance with Industrial Injection Stock OE Spec Plus Injector. Blue, a place to pry or lift, White, BLOW areas off before removing further parts! The 1st pic is some of my special tools for d-max fuel system diagnosis. in this video we are diagnossing bad injectors in an lb7 duramax Direct injector torque specDt466e torque specs pdf Injector hold downs 2001 billet lb7 duramax bolts arp hardware install gm injection industrial30 lb/hr performance fuel injector – individual – turbo technology inc. C7 Cat serial number SAP08314. Balance rates are nothing more than how far off of the average fuel flow each injector is. usafduramax. Thread starter tommyracer; Start date Sep 10, 2011; T. SilverGorillaLML. We’ve even delved into adapters that will allow you to install a late model injector, for example, in an LB7 - Injector Fuel Return Banjo Seal Question. Check Details Chronicles of an 03 cummins rebuild -part40- Overview of the LB7 Duramax Brief History and Significance The LB7 Duramax is a 6. These cheap remans add to the injector issue, as one or more fail early in their life more times than they work. And yes that is at both the rail and the injector. The 5 and 8 fuel injectors on my 2003 LB7 are not working well. 8. 0 and rough idle again, put my foot on brake and injector rates Mine is currently doing this same thing, balance rates show I have #1 and #4 out of spec. 5 (LBZ & LLY) Top Contributors this Month View All. 6L Duramax Diesel LML. 8 Cr I've done injector overhaul myself, 2001 Chevy Silverado 3500 dually 6. Unfortunately, balance rates are not measured when the engine is being Injector balance rate. 0986435502 2001-2004 LB7 Duramax Genuine Bosch Reman Injector Replace the bad injector in your GM 6. Trucks Submitted. Complete list of torque specs for your Duramax, from 2001-current. I have been seaching for spec torque and no go. Pressurize the return circuit with the valve covers off and look for bubbles or vacuum test the return circuit off of each head, the return should hold 15 inches Hg of vacuum. But along with checking the balance rates, you must closely check for early signs and Injector harness bracket bolt Fuel return line High pressure fuel line nut (both ends) Electrical terminal/stud (solenoid) Injector hold-down bolt 37 ft. 6 L LB7 Duramax are located under the valve covers and rocker housings. e. Installing 65% SAC Injectors into this LB7 Duramax Diesel! Complete step by step instructions with extra tips. Technician at Global Auto Repair. html Injector Hold Down Torque Specs. (01 idle at 600, and LMM's idle at 720), rail pressure should be 35MPA for federal LB7's, and 30 MPA for Now these numbers at first glance without figuring in the fuel rate show that #7 & #8 are out of the +/- 4 spec, but lets correct What is the torque spec on the injector hold down bolt the 8MM allen head. Duramax LB7. Tighten the 12mm banjo bolt that goes into the head to 11 lb ft Tighten the lower valve cover bolts in sequence to 10Nm 89 lbin twice Tighten the injector harness bracket bolts to 9 Nm or 80 lbin 7mm connectors to 2Nm or 18 lbin LB7 Injectors I know this is a heavily talked about topic, with that being said im hoping some of you guys can help me out. New Ride - 2008 Chevrolet 2500HD LTZ DMAX - Fass 150, s&b cold Anyone know the proper torque spec for the high pressure injector feed lines? Looked all over and cant find anything. 6L Injector All Bosch rebuilt injectors have all new internal components with only the bodies being reused. 7L Ford Power Stroke Looking for injector torque specs on a 2017 chevy 3500. If you want to do the job yourself we stock the LB7 Injectors Duramax LB7 Fuel Injector And the Instal kit that will have all the gaskets and seals needed to Its a 2001 Lb7 3/4 ton. 45 but corrected was around a -3. It would suck though, if you only replaced one injector, and had another one on the same bank go out in 5,000 miles, so it is really something you have to decide in you own mind. I an replacing them but not sure on the torque spec. JosephN0617. lbs (4 N. 2003 GMC Sierra 2500HD LB7. 6L LB7 V8 Turbo Diesel Duramax engine used in the Chevy Silverado HD and GMC Sierra HD pickups. If the banjo bolts are not tightened properly they can cause Some internal changes like different connecting rods, pistons and external changes like injector design, EGR coolers and VGT turbos have formed the latest Duramax (2001-2015 LML) into the best version yet producing nearly 2004 Chevy LB7 and diesel injector installation checking crush washers for proper crush. Injector Bracket Bolt 16 lb ft 23 N•m Intake Manifold Bolts/Nuts 18 lb ft 25 N•m Oil Cooler Adapter Bolts 18 lb ft 25 N•m Chassis Torque Specs Wheel Hub Assembly to Knuckle Bolts 133 lb ft Lower Ball Joint Nut 74 lb ft Upper Ball Joint Nut 37 lb ft Tie Rod End 46 lb ft We will focus on all the important injector fitment specs such as overall length, O-ring sizes, and electrical connectors. Duramax Hard Parts. $70. 2003 with 107K. • Inspect the entire fuel system for con-tamination before replacing your injec-tors. ly/SubDeboss | Merch: https://debossgarage. m (30 ft-lbs) Anti-rotation lock screws: 4 N. 2020. Dec 3, 2015 #1 Just received the finishing parts to my injector install. +, the injector is adding fuel for balance, -, the injector is SoCal Diesel - LB7 Duramax Torque Specs . 815-977-5865; Chevy/GMC yep i been on her awhile just never said anything till now because i want to get over 25 post so i can sell some parts on here. 5. Click on one of the links below to visit that LB7 Resource. (almost seems worse than before) and the motor started doing light smoking, balance rates go to 0. Number five is located next to or near the fuel filter housing. mp06011999 182 Replies. Each HSD powers four of the eight injectors,Connector C1,terminal3,powers injectors1,4,6,and 7(Bank 1). Search Search (616) 772-9551; 15 November 2022 Duramax LB7 Fuel Injector Install Manual (I-00513) 8 1-800-887-5030 | Internet: www. See less See more 1995 K2500 SUBURBAN, LB7 DURAMAX/ALISON powered. Bosch injectors use only genuine parts and are built to current OE specifications. Doing complete fuel system replacement, any/all torque info. These LB7 Duramax injectors are carefully calibrated for maximum smoothness and reliability. lbs 30 ft. 5 LB7 Duramax Powertrain Need Torque Specs, Jump to Latest 33K and dieselplace for the specs of my return lines, and injector hold downs! those should be the only 2 things that really need torqued down, PULLER 01 P-Pumped work stock monster Mine: 01 CCSB Dmax Top LB7 injector brands and products When it comes to LB7 injectors, choosing reputable brands and high-quality products is essential to ensure reliability and performance. 6L Duramax LB7 Specs 2012 LML Texas Edition, Katzkin leather, Motorops Efi Live, 4' MBRP, CTS Insight Fuel Mavericks,Toyo OpenCountry ATII Extreme, Bushwacker Boss pocket style flares, Bulletproof mud flaps, Kenwood DNX6190HD, Kicker CX300. With the FICM connectors removed, the control circuit should measure infinity. This is an older thread, you may not receive a response, and could be reviving an old thread Upgrade your 2001-2004 LB7 Duramax with Sinister Diesel Reman Injector. Duramax History, Lesson 1: LB7. It is a 32-valve design with high-pressure common-rail direct injection and a experimental composite design cylinder head. The others did not. Despite these early injector failures, the 6. com/pages/torque-specs/lb7-torque-specs. 6-liter turbo-diesel V8 engine introduced by General Motors in 2001. 2001 LB7 Duramax crew cab long bed 4X4 245,000 Mile Truck 91,000 Mile Engine ATS on Level 2, PPE Boost valve, airbags and air horns, High Idle Mod, All headlight on mod, Power steering mod Total truck weight 8,600 Ib LB7 04 GMC 2500HD SLT 4x4 LB7 D/A CC SB Summit White, Cooper Discoverer ST Maxx 265/75/16, Durakon Patriot Bedliner, Snugtop Bed Cover, My injector rates were crappy and FI's were really good. S&S has teamed up directly with Bosch to develop a stock-flowing LB7 SAC your truck when installing new injectors to prevent contamination issues stemming from old lines. 9L Cummins, Ford 7. A perfect example is a +7 I had. So the dealer told me ONLY injector 7 and 4 where ok. A little over a year ago I got new injectors, the truck ran fine just smoked at idle. 78. 2002 GMC Sierra 3500 SLT Crew Cab Duramax LB7. By chatting and providing personal info, you understand What are torque specs on injector holders upper valve cover lower cover fuel return line? Pretty much everything that. Much like @Wjackson11x said, sometimes it can be cured when doing an injector job because all those sealing surfaces and parts are moved and changed. Menu Search Cart. Product Search. 6L LB7 Duramax Premium Stock Plus Long Block Engine The Industrial Injection Premium Stock Plus Duramax Long Block was designed to eliminate the common engine failures associated with the 6. 2016 GMC Sierra 2500HD SLT CCSB Proper fuel injector performance of the Duramax LB7 is evaluated by checking the balance rates and LB7 balance rates specs. Previous owner let me know 3 injectors are out of spec. 6L Duramax was featured in Ward's "10 Best Engines" list for the 2001 and 2002 model years. Internal parts on the injector wore out over time and leaked fuel; LB7 INJECTOR FEED LINE Duramax High Pressure Injector Line 1050140 Chevrolet Silverado HD 2001-2004 GMC Sierra HD 2001-2004 Chevrolet Kodiak 2003-2004 Torque Specs: Injector Lines: 41 N. Seen to many horror stories on here of combustion passing washers and cups lifting. 99. All balance rates were taken at idle in neutral with Efi Live Scan Tool It won't get into your injector until it's removed but it will corrode the injector line down in there. LB7 Duramax Stock Injector Set Reman . Dec 30, 2010 #1 Whats the torque spec for LB7 Industrial Injection 2001-2004 6. lbs 18 in. Search new and remanufactured Duramax LB7 fuel injectors for your 2500HD/3500HD at XDP. 3L line leaks under the valve cover or leaks at the injector line to injector connection. balance rates are withing spec so I'm pretty sure there's no leaking there. This all-new cylinder head features a cupless injector bore. , adding in line leaks under the valve cover or leaks at the injector line to injector connection. 57diesel 225 Replies. Flush the Looking for injector torque specs on a 2017 chevy 3500. Get your torque specs right. lbs in sequence 18 ft. We get it all back together and findout the balance rate is exact same:confused: Yes we are sure we replaced the proper inj Injector harness bracket bolt Fuel return line High pressure fuel line nut (both ends) Electrical terminal/stud (solenoid) Injector hold-down bolt 37 ft. 5-2005 (LLY) 6. Paul M ASE Master. The proper torque specification is 16 Nm or 12 lb ft. Tighten the injector hold down bolts to 37 ft lbs. Zachager Parts Duramax 6. search Close; Press Enter; Filters. Car Specialist. Check out the deal on Sinister Diesel Injector Set for (LB7) 2001-2004 GM Duramax (Set of 8) at Sinister Diesel. Skip to Content. 2006 Peterbuilt 335. Buy Monthly Payments, As Low as 0% APR up to 12 Months 815-977-5865. jojo New member. Fleece 100hp Injectors, Modified IHI Turbo 64mm P&P (yellowchevy), Mishimoto intercooler, PPE Ups and Down, ARP Head Studs, MA Push-rods, Airdog 100, 3. Dec 12, 2013 65 0 0 Southern California. LB7 Chevy / GMC Duramax 01-04. Fortunately, by now, any old LB7 will probably have Learning from problems with injectors in the previous LB7 GM changed the valve covers to allow access to the injectors without having to remove the valve covers, saving significant labor costs if injector replacement became necessary, and preventing leaked fuel from entering the crankcase, causing oil dilution. Search Facets. That being said the spec is as said above and at 170deg coolant temp at idle in n and idle in drive . ASE Master Tech 20+ Years. However, stock my motor made a few more ponies then his and a few weeks later I was replacing injectors. For a lot of truck owners, it makes more sense to get a brand-new My Rates according to spec are great, To add even more bad rap to the LB7 injector issues, most folks buy cheap, remanufactured injectors to save a few bucks. I took the wires off the injector and measured there. As an LB7 Duramax owner, you understand the significance of reliable components. Chris (aka- Moose) 24 years of experience diagnosing & repairing. 6-liter Duramax. However do any of you guys have a copy of the wiring diagram for the LB7? I just want to make sure I do everything correctly and don't put anything back wrong GMC Duramax 2001-2004 LB7 6. I need the torque specs on the injector hold down bolts. By installing the Freedom series heads, you can actually save time and money with no Ive never done the rails to spec just snug them up good I wouldnt worry one bit. Torque injector specs d12 engine adjustment spec 2002 need In this video I demonstrate how to test fuel injector return rates on an LB7 Duramax engine. Have your balance rates checked; Check your fuel injectors' balance rate. 6L Duramax LB7 with the Bosch 0986435502 Remanufactured Fuel Injector from ECD. 00 Finish off a fuel injector repair in your 2001-2004 Chevy/GMC 6. and the tip appeared much different than the others, looking like it got very hot and dry like a spark plug does when ran to extremes. . “Manufactured Anew” The definition: A properly “ Manufactured Anew ” injector is the 03 LB7, 176k miles, with EDGE CTS, MBRP 4" DP back exhaust, Intake, Nictane adapter with CAT Filter. The RPO LB7 (engine code “1”) was first introduced in 2001 and continued until 2004. I've done it a few times. How to install Duramax LB7 InjectorsSubscribe: http://bit. socaldiesel. 00 . If GM has a specific red loctite they sell and recommend for the cups. Sold individually. lbs 80 in. 6L LMM Duramax specifications and information. I ended up installing them last night and could only find the specs on an lb7 (37 ft/lb). I can't speak to any mods. 6. Dynomite Diesel Products LB7 Injectors #5. So started off with the typical injector issues , fuel in oil and balance rates off the charts , okay simple enough order up some new bosh OEM injector high pressure lines and all the fixings to go with it just for added touch installed a CAT fuel filter If you have a cylinder pretty close but out of spec, try an injector/fuel cleaner. I'm saving up to buy a set of injectors, LDS has em for like $1450. LMM Duramax tow ratings and tow capacity. com Remove the return line from injectors. The balance rate you have is with in GM Even GM acknowledged their problems when they corrected the original injector design and issued a 200,000 or 7-year warranty on the updated model. Dieselogic now offers On my friends lb7 we checked balance rates and #4 was -7 the rest where well within spec So we swapped the number 4 injector with a brand new bosch injector from GM. I measured the resistance from one of the pins to ground and it read continuity. lbs LB7 Torque Specs • Replace the high pressure fuel lines in Blow-by can be caused by a split injector o-ring if the compression is getting past the copper sealing washer for an injector as well. 2008 INTERNATIONAL 4300 MAXXFORCE DT TORQUE SPECS - INJECTOR HOLD DOWN - OIL RAIL PUCKS - OIL RAIL BOLTS. 11343 posts · Joined 2015 Add to quote; Only show Reinstalled Injectors and torqued hold downs Explore our lineup of fuel injectors designed for the 2001-2004. Restore proper performance to your 2001-2004 GM 6. ly/3oGRWptIn today's video Dustin sits down to talk about the ever-popular (but injector issue having) LB7 Duramax. as well as the addition of new PremiumPACKs for Dodge/RAM 5. 6L Fuel Injector Feed Pipe Cylinders 1 & 8 You can select individual lines here. Meets or exceeds OEM specs with new solenoid, Check out the deal on Sinister Diesel Reman Injector for 2001-2004 Duramax LB7 at Sinister Diesel. dasdasd. jwcgmc1985. Injector Return Bolts 4. lbs LB7 Torque Specs • Replace the high pressure fuel lines in P1235 "injector 5 output circuit. once done I hooked the tank back up and the 2 injectors went right back to being out of spec. 3. Injector failures were so frequent that GM eventually recalled the original units and Here are some of the most efficient LB7 injector testing techniques. 01 LB7 Balance Rates Have a LB7 that a friend just picked up and supposedly had #7 and #5 Injectors replaced. Lb7 injector return flow. The ECM is seeing an incorrect voltage/current to ground. DIESEL CHECK OUT NEW PRODUCTS ADDED DAILY! Injector Operation LB7/LLY( prior to 2006) The FICM uses two drivers to contol each injector. I hope it is half as good as my Duramax was. I replaced the injectors and put it back together. General Discussions 01-04. roybelding. It felt snug, so I went ahead with it. Tighten the return line banjo bolts to 12 Nm or 106 lbin. Alldata DIY for my 04 LB7 is shown here: "install the injector bracket bolt. Recommended Communities. OK. 22,296 Satisfied Customers. November 29, 2018; Story By Mike McGlothlin; Here at Driving Line, we’ve spent inordinate amounts of time spelling out just how capable the Duramax is in the performance sense, but This comprehensive guide covers everything you need to know about upgrading the injectors in your LB7 engine, including benefits, types of injectors, installation process, maintenance tips, and recommended products. DTech DT660035 LB7 Injector Cup. Remove the retaining bolt from the injector bracket. Daniel Chaidez. Account. 6L Diesel Injector. 0l Since we see many people online searching for "lb7 injector balance rates", "duramax injector balance rates", On the surface, these are all within the industry specs, but when you factor in the low CFR (i. m (35 in-lbs) IMPORTANT - Injector 1 command: 0. 6 duramax LB7 VIN: 1GCJC39111E ***** Totally 100% factory stock FOR NOW! When I put them back in they were the same so I rang them and they Check out the Freedom Series cylinder heads for the LB7 6. " You might want to first inspect for wiring harness rub at the FICM bracket and check the wiring at the injector too. What's the two spec's below refer to? Fuel injector return line bolts: 12lb-ft FICM Banjo Bolts (2): 20lb-ft . Sourced directly from OE supplier and engineered at our facility using extrude hone processes, these injectors are the perfect choice for your truck. At the least, you’d need to crack the injector lines when cranking to allow the air to seep out of the system, then closing each one as you see fuel start to bubble out of each. Connector C2,terminal 118 powers injectors 2,3,5,and 8 (Bank 2). He told me the spec is 0. Just search application to search for your desired LB7 2001 - 2004 Torque Specifications LB7 2001 - 2004 Torque Specifications. 57diesel 228 Replies. Whats the torque spec for LB7 injector nozzles? LB7: Torque Spec Thread starter Vrabel; Start date Dec 30, 2010; Forums. I am ASE Master Truck Certified. lbs 12 ft. 5" Turbo Horn, ported and polished some stuff , Full Flow ported Manifolds, Banks Brake, Banks Big Head (clamped off), Banks 4" There’s nothing quite like the original, and that’s exactly why the Duramax LB7 is one of the most notable diesel engines in the history of the Silverado / Sierra HD lineup. I have little knowledge of reading balance rates on the duramax platform and wanted to know what you guys thought. Find out LB7 Fuel Injector Issues. " :hyper(FOR SALE) 2004 Silverado 2500 HD, LB7, Resonator capped, shiny mod's - billet door handles and buckets, Centerline Blackfoot forged wheels, and a Here are the torque specs for the LB7 Duramax engine per factory Gm service manual. Gideon 01 LB7 2007 Yukon Denali 2015 Cadillac CTS4 v6. PART# 12345. bddiesel. RPO LB7 (engine code “1″) was first introduced in 2001 and continued until mid 2004. Get a Cat adapter and a lift pump. Help Desk. Lb7 duramax billet injector hold down kitVolvo d12 engine: injector & rocker shaft torque specs 30 lb/hr performance fuel injector – individual – turbo technology inc. Cat Man. Thank You. That means that it is injector #4 on the drivers side that is the physical injector that is not up to snuff. 6L LB7 Injector #3. Some of the specs are not included, but these are ones I feel unnecessary to post such as the torque for the hose clamps on the intake. 5-2005 SILVERADO & SIERRA; LBZ: DEF injector nut: 16 lb ft: Differential drain and fill plug: 24 lb ft: Differential housing cover bolts: 13 lb SUBJECT: GM 6. Save Share Reply Quote Like. lbs 89 in. Make installing injectors into your 2001-2004 GM 6. 0 / 5. 2702 posts · Joined 2011 Add to quote; Only show this Duramax Engine Spec Comparison by Engine RPO Code. This Another suggestion is that the LB7 injector design being placed inside the valve cover subjects it to more heat, The MA bolts will be easier to torque to spec and ensure no under valve cover fuel leaks once the job is LMM injector torque spec? (LB7) Duramax Second Generation: 2004. I replaced the next higher positive and that negative moved towards zero. 6L Fuel Injector Feed Pipe Cylinders 4 & 5 2 x Duramax 6. The return lines are connected to the injectors with banjo bolts. Each fuel injector undergoes end-of-line testing using the same exact OE test specifications and equipment. Hey guys first time poster , long time reader, we'll let's get into the meat and patatoes here. Your injector can Torque dt466e injector dt466. com. 1 AMP, 300W Kicker door speakers, MTX 10" Sealed Subwoofer, Tail gate back-up camera, GM Roof Check out the deal on Torque Diesel Motorsports Stage 1 Performance Injector Set 01-04 6. 12. 98 excb 4wd 1500 5. Are you guys using a wire brush, or bead blasting to clean up the lines? What is the recommended torque for the high pressure lines? Any other advice on LB7 injector swap is appreciated. Buy Monthly Payments, As Low as 0% APR up to 12 Months Toggle navigation. 2012 Hyundai Elantra touring 2. 1,779 Satisfied Customers. 0l Spec is +/- 4 in Park and +/- 6 in Drive at operating temperature. 3rd set of Injectors at 107k : Book spec is 30 lb ft for injector high pressure lines. rd05lly. I have used this method for finding more bad LLY injectors than LB7's . 130,933 Satisfied Customers. I'm currently changing the injectors and glow plugs. 6L Duramax with the DDP LB7NEW Remanufactured Fuel Injector. LB7 Injector Install Instructions Traded my 2004 GMC 4WD K2500HD Regular cab long bed with LB7 engine, BP Transynd in the Allison, AMSOIL synthetic oil run most of the time. The Duramax LLY I did the ice pick fix on all 8 and they went back to spec. I see the " How to Change LB7 Injector with Pictures" thread did not give a torque thanks Fuel Lines from rail to injector: 33lb-ft . Install the Fuel Injector Puller (J 44639) on the injector retainer bracket. It started but ran like a old tractor and wouldn't rev past 2k. Shop LB7 Duramax Injectors for your 2001-2004 GM Silverado/SIerra 6. These are very tight and are easily stripped out. Now with my searching I have come to the conclusion that CYL 5 is likely my leaky injector. Im driving an 03 LB7 with 77,000 miles. Log In/ Register. Engine Specs: USE NEW FASTENER *** A/C Compressor Bolt: 37 lb ft: Bypass Pipe Bolt: 15 lb ft: Camshaft This comprehensive guide covers everything you need to know about upgrading the injectors in your LB7 engine, including benefits, types of injectors, installation process, Here are the torque specs for the LB7 Duramax engine per factory Gm service manual. The issue im having is the Edge Juice w/Attitude is saying that my #1,3,7 balance rates are out of spec, however im not seeing anyother clues that show this. 2008-2010 Chevy Silverado HD and GMC Sierra HD diesel truck specs. InjectorsDirect LB7 Injectors (set of 8) #4. To help those of you who currently own an LB7, or those who want to purchase one, we’ve compiled a pretty massive list of LB7 Duramax specs. 6L LB7 Duramax with new or While running this cleaner the truck ran great and after about 1 hour of running, the 2 injectors came back into spec. Factory torque spec is not enough. The LB7 would run its course into the 2004 model year when a redesigned Duramax diesel, the LLY, began replacing it mid-model year. LB7 Injector Install Instructions All the specs and guys who have done these many times you can find right here. 12 Days of Christmas! - https://bit. ic yea def could jus be bad fuel and clogging everything up. Free Shipping on orders over $99. 37ms Injector 2 command: 0. It read to ground so I knew it was a bad injector. 8 oz (2) LB7 Injector Seal Kit (1) Upper Radiator Pipe INCLUDES: 8 - Manufactured Anew 2001-2004 LB7 Chevy/GMC Duramax Injectors 8 - Dual Coil Glow Plugs 2 - Gasket Sets with Install Kit 8 - New High Pressure Injection Lines 8 - New Injector Cups/Sleeves O-rings & copper LLY Duramax Specs & Background. Vrabel TOYAHOLIC. com/merchWatch next, “My Thoughts On The Cummins R2. A full list of the 2006 LLY's changes can be found below. Product Offerings: Injector Best Injectors for LB7 Duramax Reviews: 1. Especially due to a lack of a fuel pump, your LB7 can be tricky to get all of the air from the system once you’ve ran it out of fuel. He told me no and that he recommended replacement of all GB offers fuel injector test equipment to test multi-port fuel injectors (MPFI), gasoline direct injectors (GDI) and diesel common rail injectors. You might also look into new injector hold down bolts and do a search on torque spec. If you're worried about your injectors so much start dumping money into filtration. If you plan on keeping some of the same injectors and injector lines then you should have a look at this post for more information on the corrosion buildup on the injector lines In your case, you might be able to change just the number 5 injector, and get rid of the problem for 20,000 miles. DDP’s Injector resistance reading. Help Us Get to 1,000! 3. It is within spec, but it has a higher pulse width and a higher return rate than all the others. On the LB7 dilution problems that occur after you have replaced the injectors LB7. You just have to be slow and pay close attention to detail, each step. I thought it was 80FT-LBS. 2011-2016 Chevrolet Silverado & GMC Sierra 6. 5 LB7 Duramax Powertrain New Member I am replacing injectors on my LB7 with only 96k miles. Jump to Latest Same thing happened when I did them. Weight: N/A: Dimensions: N/A: Related products. Don’t just replace your failed injector with an off-the-shelf “Reman” that re-uses critical wearing parts. BUT, the cylinder head harness could have a problem. Sinister Diesel Reman Injector Duramax LB7 #1. ie stretched threads are not good for critical torque specs and under torqueing is as bad or worse, -2003 GMC K2500HD Xcab LB7 (BLACKWATER REMANUFACTURED) ZF6 Edge 5" FloPro turbo back system, My #6 injector was out of spec. This is done electronically and is reflected from your onboard display. Similar to the LB7, the LLY Duramax is reliable, powerful, and lacks most of the emissions found on modern day diesel trucks like the Need torque specs for injector hold down bolt and bolt pattern for jakes etc on a injector oring and cup replacement. 6L Fuel Injector Feed Pipe Cylinders 3 & 6 2 x Duramax 6. AVS Forum Replacing the injectors on LB7 duramaxTorque specs- http://shop. The LB7 Duramax had some key specs that gave it form and function. 01-04. Dt466e torque specs pdfTorque settings port Lml owners club great britainTorque injector specs cummins install. 5 Chevy/GMC Duramax LB7 Diesel trucks. After pulling the valve covers. From understanding how LB7 injectors work to identifying signs of failure and replacement procedures, we have provided comprehensive information to empower you with the knowledge to address injector issues. 6L GM Duramax LB7 at Diesel Power Products 888. This is a 32-valve design with high-pressure common-rail direct injection and aluminum cylinder heads. One bad injector will throw all 8 off bc they are trying to balance out the knock created by the bad injector, rarely will you ever have to replace all of them on anything but an lb7 and they just do it bc it is such a PITA 2 x Duramax 6. LB7 Duramax Injector Return Line Banjo Bolt. No products found. No I just. imygyvv huhhii rbfh frc omhwy kjui hta gmhkkhajk bbdmzyjrd zomrrvge