Duramax broken crank.

I've got 3 LB7/LLY broken cranks here. They all do it, but the LB7/LLY cranks have a little more weight to them so they are preferred if you're building the motor. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, …Another Broken Crank Thread starter OleBlackyLBZ; Start date Mar 31, 2021; Forums. Duramax 6.6 Technical. Duramax Engine Building ... Speaking of pistons, anyone have experience with the KB replacements for the Duramax? They have 16.8:1, 17.5:1, and stock compression height or -.010". Doesn't look like they have a "delipped" …Find out how to repair the damage from a large limb that has split off the trunk of a Bradford pear tree, and how to prevent it from happening again. Expert Advice On Improving You... LB7 Duramax 2004. Broke the crank while towing. Here’s what it sounds like. Motor entirely rebuilt by DFC Diesel less than 60,000 miles ago. LB7 Duramax 2004. Broke the crank while towing. We list the places that buy phones -- both nearby and by mail. Find out where to sell your iPhone, Samsung, or another cell phone, even if it's broken. Disclosure: FQF is reader-su...

10 Feb 2021 ... ... crankshaft #silverado #2500hd #heavy #duty #broken. ... Here working on the duramax changing a much needed crank ... Duramax Diesel NO Crank NO ...

Broken crank on LML. So I sold my 7.3 Powerstroke and my LLY & am looking at an LML. Here's a link: 2011 GMC Sierra 3500HD SRW SLT Crew Cab 4x4 …

What did you torque the bolt to, some say in the range of 275 lb ft, SoCal has it listed as. Crankshaft Balancer Bolt. 1st Step 74 lb ft. 2nd Step 105 degrees. SoCal Diesel - LLY Duramax Torque Specs. Let me know when your done with XDP alignment tool/kit as I may be interested in purchasing it after your done... ~ Mike H ~ .Not sure about Duramax, but BBC should have forward thrust load applied to the crank flange (say 100 lbs) with 1/2 thrust load (say 50 lbs) applied rearward to the main thrust cap prior to and during initial tightening of the main thrust cap fasteners. The thrust loads used during assembly are arbitrary and do not need to simulate running loads.Aug 23, 2021 ... Www.ecodieselusa.com Scoping the insides of the oil galleys of two engines that both had broke crank shafts. Check out the results.Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 06-07 LBZ & LLY Performance Parts Discussion. Broke Crankshaft on LBZ. Jump to Latest Follow ... (due to it being on the "broken off" part of the crank) so the ECM is getting an inaccurate timing reference. 06 audi S 4, V8/6spd

I've been able to find videos showing a very loud knocking sound, but as far as symptoms of a broken crank goes, I've found …

Most of the broke cranks that my buddies at different GM dealers in different parts of the country see are in stock trucks between 160 000 and 260 000 km. ... Looks like GM may of finally fixed the broken crank issue with the new L5P Duramax guys!!! Wonder if we will be able to use this crankshaft in builds with the excitor ring moved to the ...

Had an LB7 that i built an engine for back in 2016, and broke the (LBZ) crank in 2018. Ran perfect with no noise until about 2200rpm and then would stumble and spit and shake. Best ways to check are rotating by balancer bolt while watching for flywheel movement, or checking for up/down/side movement of the front of the crankshaftWe would like to show you a description here but the site won’t allow us.After tear down, noticed stress cracks around the bowls of the pistons (no surprise there). Customer opted to tear down further for an engine rebuild with some upgraded parts to eliminate weak points. One of those upgrades being a Callies Durastar crankshaft. Fast forward 2 months and 30,000 miles, we now have an engine that has …2007 duramax has been driving me crazy I clear the codes and they come back immediately sometimes and sometimes not always crankshaft or camshaft codes took the belt off and tried turning the engine from from the crankshaft bolt when i turn it back and forth i get movement from side to side about 1/8 inch does that sound like a …Aug 26, 2014 · That's crazy that many have broken. I've only seen one and haven't heard about any until now. Sent from AutoGuide.com Free App. GM diesel mechanic Panama City, Florida. 1994 Chevy S10 lowered 7/9 with 215/35R18 (yes a 215/35 haha) 4.3 TBI motor with 700R4 swap, 2000 S10 front conversion, LED lights all the way around, HIDs low and high beam ... Remove factory crankshaft bolt, using a 12point 36mm socket. Place the drilling guide onto the crankshaft. After that, clock the fixture 180 degrees from the existing factory key. Install the supplied bolt hand-tight with a ratchet or wrench. Do not overtighten! In a 90-degree drill, carefully drill the 1 3/4” hole.What did you torque the bolt to, some say in the range of 275 lb ft, SoCal has it listed as. Crankshaft Balancer Bolt. 1st Step 74 lb ft. 2nd Step 105 degrees. SoCal Diesel - LLY Duramax Torque Specs. Let me know when your done with XDP alignment tool/kit as I may be interested in purchasing it after your done... ~ Mike H ~ .

GameStop has a trade-in program -- but does it buy broken items, such as consoles and controllers? We explain what GameStop will and won't buy. GameStop will purchase broken consol...The Callies Duramag billet crankshaft is designed to be the last crank you ever need for your LB7 thru LML Duramax engine. These cranks are fully machined from domestically-sourced 4330 steel in our Ohio plant. Intended for the most extreme applications, some features of these shafts include large fillet radii across all journals, a nitrided ...26 Mar 2023 ... Not a big surprise for Land Rover drivers: The crankshaft snapped after only 64000 km (40000 Miles) on the SDV6 3.0L Diesel.Another Duramax crankshaft broke! Surprise surprise. Dave mentions some ways to fix it. Daves autocenter · Original audioFluidamper has broken several cranks in DURAMAX's, they're too heavy (11lbs heavier than stock iirc), but the ones built in the last couple of years are supposed to be better. Unfortunately this is far to common on LML's than it should be. Seems 11-13 had a pretty high rate of failure at 150k+ miles. It's a crap shoot when the break occurs and ...Phoenix Az. Oct 2, 2019. #3. Chevyhatero said: I have a 2011 3500 Duramax with a broken between two and three main journal this is if they stock engine and I just bought the truck and I’m trying to find another crankshaft and wondering if Chevrolet will replace it it doesn’t have a warranty and I got the motor out already and I need help here.

Nov 23, 2009 · Sep 25, 2009. 735. 0. 16. 55. Versailles, Ky. Nov 23, 2009. #1. Ok guys, I tore my engine down this morning, I took pics but haven't had time to load them, My crank is broken at the first counterweight, No other damage is done which is a load off my mind, I guess the positive of the negative is that I just need a new crank and bottom end bearings. Reviews. Description. Part# D333M81-CS. Callies Compstar crankshafts are a very popular upgrade amongst engine builds here at DHD. The Compstar Duramax crank is designed to be substantially stronger than the OE versions. This increase in strength centers around unique machining features, stronger steel material and a deeper nitride layer.

The oil pan would have to be dropped to confirm the broken crank. If you are getting codes for injectors I would start inspecting that issue and also look at the injector harness also. 1996 K3500 6.5L, ( "F" Eng #141 cast block) NV4500, crewcab, dually,Diamond Eye 4" Turbo Back Exhaust w/2.5" Flo-Pro Crossover, AirDog II DF165 …XDP designed this crank shaft pin kit to fix the all too common shearing of factory dowel pins, resulting in broken crank shafts in your Duramax. Check out the deal on XDP XD331 Duramax Crankshaft Pin Kit 01-16 GM 6.6L Duramax at Diesel Power Products. 888.99.DIESEL. Click Here To Check Out Newly Released Products! Promotions My …#1. I have a 2011 3500 Duramax with a broken between two and three main journal this is if they stock engine and I just bought the truck and I’m trying to find …Joined Jun 15, 2014. 79 Posts. #41 · Aug 25, 2014. I just had a broken crank come in on a lmm 2 weeks or so ago. A engineer just happen to be there (for another vehicle at the shop) when I pulled the pan off. Description. GM OEM Duramax Crankshaft For 2006-2010 Duramax. Original GM Part. Genuine GM part is guaranteed by GM's factory warranty. **Balancing may be required**. OLD Part# 97374386. Nov 28, 2014 · I've got 3 LB7/LLY broken cranks here. They all do it, but the LB7/LLY cranks have a little more weight to them so they are preferred if you're building the motor. Not sure if it makes a difference which crank you have, I did go with a used LLY crank that was mag tested in my LMM though. Feb 16, 2022 · In this episode of XDP Tech Tips, we talk with our tech expert Mike to find out everything we need to know on what the XDP Duramax Crankshaft Pin Kit does, h... Sep 15, 2023 · Had an LB7 that i built an engine for back in 2016, and broke the (LBZ) crank in 2018. Ran perfect with no noise until about 2200rpm and then would stumble and spit and shake. Best ways to check are rotating by balancer bolt while watching for flywheel movement, or checking for up/down/side movement of the front of the crankshaft It is important to find the sweet spot where you can get the most clearance. Running a string around each rod helps you align the rods as you lower the crank in. You can tie each string off to hold the rod's position as you lower. Then adjust, lower, adjust, lower. Bottom line; it's a pain to do it that way.Feb 2, 2010 · 916 posts · Joined 2006. #6 · Feb 2, 2010. Lbz. My'07 is an LBZ My Customer's '08 is the LMM with a new style 2 piece crankshaft. '92 K3500 Dually 6.5 fuel plus 20% JD TO4 turbo 3'' down & 3.5'' ex 5 speed. 07' Duramax Dually Quadzilla Programmer at 70HPfor now. 87' 6.2 K10 banks hairdryer plus 50% fuel (Dailly driver)

One thing to check would be a broken crankshaft. It happens, truck will still run, no codes or clues other than noise and vibration. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.2K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about …

How to Fix your LLY Duramax Fuel Pressure Relief Valve (FPRV) Problem. There are three relatively inexpensive ways to solve a poorly working Duramax fuel pressure relief valve. The three FPRV fixes are installing a FPRV shim kit, replacing your FPRV with a race fuel valve, or replacing your FPRV with another OEM FPRV. 1.

We would like to show you a description here but the site won’t allow us.Broken cranks seem to be a very rare problem for Duramax's. People would need to have some fairly sophisticated equipment on a running engine to track how harmonics from the camshaft would eventually result in damage to the crank.If your Pro Controller isn't charging or lighting up, there might be an easy fix. Joy-Cons are great for what they are, but they have some big faults. Aside from their infamous dri...broken crank on LMM. I broke a crank on my 08 LMM and i am getting ready to put another motor in. I was running stock LMM bottom end with a socal AF cam 60 over injectors a 10mm exergy CP3 a 72mm danville turbo ppe up pipes and exhaust manifolds 3"down pipe to 4" straight pipe exhaust. built trans with BD tripple disc converter a airdog 165 ...28. Massachusetts. May 15, 2023. #1. A friend of mine got this complete Lbz with a broken crank for a steal. Upon teardown, we found the crank broken at the 7/8 rod throw. Never saw one break here. Usually , they're broken towards the front of the block. Going to tear it down the rest of the way and check the main journals.Remove factory crankshaft bolt, using a 12point 36mm socket. Place the drilling guide onto the crankshaft. After that, clock the fixture 180 degrees from the existing factory key. Install the supplied bolt hand-tight with a ratchet or wrench. Do not overtighten! In a 90-degree drill, carefully drill the 1 3/4” hole.Ever wonder what a broken crankshaft sounds and looks like? Check this one out! This is a LMM Duramax with around 150k miles. The damage was caused by the vibration dampener dowel pin wearing and allowing the dampener to move.I've got 3 LB7/LLY broken cranks here. They all do it, but the LB7/LLY cranks have a little more weight to them so they are preferred if you're building the motor. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, …New LP5 owner first 2017 GMC Denali Duramax. ... Danville Stage2R68mm,PPE Duel Fuelers 45 Over injectors,16-1 .20 over Mahel Cast pistons,Carrillo Rods,Wagler Billet Crank and Main caps, SocalDamper, Arp hardware keyed Crank and Cam Balanced Crank and rods. Merchant motor and transfer case …A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, …

CT. Dec 22, 2014. #1. Finally broke my crank this weekend. Fully built LLY, a couple dozen hooks on it, about 40-50,000mi on it daily driving (plenty of hammering on it), light towing/nothing over 8,000lbs. This was with full billet main caps, studs, girdle, SoCal balancer and flywheel, and Fingers pistons (after I cracked my last pistons).That's crazy that many have broken. I've only seen one and haven't heard about any until now. Sent from AutoGuide.com Free App. GM diesel mechanic Panama City, Florida. 1994 Chevy S10 lowered 7/9 with 215/35R18 (yes a 215/35 haha) 4.3 TBI motor with 700R4 swap, 2000 S10 front conversion, LED lights all the way around, HIDs …Aug 26, 2014 · That's crazy that many have broken. I've only seen one and haven't heard about any until now. Sent from AutoGuide.com Free App. GM diesel mechanic Panama City, Florida. 1994 Chevy S10 lowered 7/9 with 215/35R18 (yes a 215/35 haha) 4.3 TBI motor with 700R4 swap, 2000 S10 front conversion, LED lights all the way around, HIDs low and high beam ... Instagram:https://instagram. nikki delventhal nflczelusniak funeral home northampton mawlbr new formatlemastor spratling born Pull the pan, theres a good chance that hit marred the main bearings when the crank slammed forward. 2008 2500HD LTZ, EFI Live- Idaho Rob's Tunes, 4" Magnaflow Turbo Back, Raptor 150 Lift Pump, Transgo Jr, All Season Diesel EGR delete with high flow Y-bridge, Edge Insight for gauges, massey ferguson 35 for sale craigslistsat prep subject crossword clue Description. GM OEM Duramax Crankshaft For 2006-2010 Duramax. Original GM Part. Genuine GM part is guaranteed by GM's factory warranty. **Balancing may be required**. OLD Part# 97374386. mayabuckeys in this episode we pull the engine and trans out of a 2012 and disassemble it to replace the broken crank and bearings.It is important to find the sweet spot where you can get the most clearance. Running a string around each rod helps you align the rods as you lower the crank in. You can tie each string off to hold the rod's position as you lower. Then adjust, lower, adjust, lower. Bottom line; it's a pain to do it that way.