LB7 Injector torque - Chevy and GMC Duramax Diesel Forum
01-04.5 LB7 Duramax Powertrain Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect

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Old 07-01-2009, 08:17 PM   eBay Motors  #1 (permalink)
 
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LB7 Injector torque

Hi, and thanks inadvance for any info. I am new to DF and just got an 02 GMC and found I need injectors. Got a remanuf set today and started installing. Does anybody know what the torque is on the hold down bolt.
Ken
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Old 07-01-2009, 08:19 PM   eBay Motors  #2 (permalink)
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i know the billet hold downs are 75 ft pounds, im not sure about the stock hold downs, sorry im not much help
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Old 07-01-2009, 09:14 PM   eBay Motors  #3 (permalink)
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Just used a 3/8ths ratchet on mine and gave them a good hard pull. It has been over 8k since they went in with no problems
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Old 12-23-2009, 12:33 PM   eBay Motors  #4 (permalink)
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Anyone have the stock torque?
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Old 12-23-2009, 01:28 PM   eBay Motors  #5 (permalink)
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Off the top of my head i beleive its only like 37 ft lbs!
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Old 12-23-2009, 01:39 PM   eBay Motors  #6 (permalink)
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Gudentite, just use the German method!! 05_LLY is correct, 37ft-lbs
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Old 12-23-2009, 02:59 PM   eBay Motors  #7 (permalink)
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Alldata DIY for my 04 LB7 is shown here:

"install the injector bracket bolt. Tighten the bolt to 50 N.m (37 lb ft)."
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