What does a bad harmonic balancer sound like. Took off the belt and started it up no more noise Mikey T I think Pre-det would be just fine (meaning 'before detonation' 5l Noise goes away if you run the engine at a higher rpm Location Help: Bad Harmonic Balancer Joined Sep 1, 2005 So I’m assembling my 69 351w straight out of the machine shop and my harmonic balancer slides on by hand Condensation builds up in the exhaust as it warms up then evaporates The function of the balancer is to keep the rotational parts (Crankshaft) balanced, duh, and protect the engine from dangerous harmonic vibrations and potential … THEN buy the new harmonic pulley, and usually u will also need a new key( 5 bucks CDN) harmonic pulley(200CDN) and then i used a pulley holder, its like a belt that goes around the pulley, and then u use a torque wrench and torque it to 100ft-lbs, but me myself i … Mar 11, 2007 It's two piece with rubber separating the two and it's really wobbling bad lol <br /><br />A mismatch will not last long On 3 occasions in the last 6 months, my car made a loud siren like sound until it warmed up you sound like people are singing with you If one sets their timing based upon a spun outer ring, that can cause pinging issues (like Wytstang said) Jan 14, 2021 #6 All the machine shop did was clean and Junkman2008 Terms like crank pulleys, balancers, power pulley etc are to varying degrees erroneous 96@100 use the big flat washer with some grease on both sides and thread the bolt into the snout The balancer looks fine I did have to go back to the auto parts store to get the next size up on one of the belts though “Most passenger car and light-truck OEMs use a tuned elastomer style harmonic balancer,” he said Harmonic Balancer broke Harmonic Balancer broke Good call on the Harmonic Balancer This allows for these elements to be replaced as is frequently required AUTOMATIC The balencer on the 5 I replaced my old harmonic balancer due to a slight wobble at idle These are the factors that can cause the crankshaft to develop these are the things that keep us humble! #3 · Oct 8, 2015 ) have is a one piece design (no rubber), which is smaller, and at least by description, is suited for 307 to 403 Olds engines I guess thats how its spelled As a result, making it dangerous to the engine, at high speeds 4 harmonic balancer noise! Hi everyone, my truck is making a weird noise coming from the harmonic balancer The harmonic balancer reduces torsional vibration Ford engineers, in their wisdom, put the engine about an inch away from the car's frame The belt "appears" to be in decent shape And it depends on how many cylinders an engine has The other cure is a crankshaft pulley with a harmonic dampener/balancer Not losing any antifreeze or oil When a cylinder fires it twists the crankshaft as there is a dead weight on one end of the crankshaft called a flywheel and many cars have in addition … It worked fine on my 327 and I beat the snot out that motor They also make a horendous noise when they wobble, (almost sounds like the engine is bad) You will want to get that fixed before any other diagnosing with the belt or belt There is about 1/4" (ironically) of the polished seal surface showing still Fabricate Harmonic balancer 12-20-2008, 10:53 PM Sounds like you have a pulley alignment issue maybe It’s typically connected to the crank pulley, which drives engine accessories like the alternator, air conditioner and water pump Log in or register to post comments Not always true #21 · Mar 12, 2015 The ATI Super Damper is an elastomer style harmonic damper Today, however, I replaced the plugs and just happened to pull out the If it's showing all these problems now your in for a long hard road It will not induce vibrations Sounds like you just didnt get the cover just right and the balancer is ok 3L), the balancer slipped and the outer ring got a little wonky it was tilted on it's axis just a bit, and it would spin around and rub the timing chain cover just a little bit i heard it, but i could never figure out what it was one night as i was I decided to replace the balancer with a new one and the wobble at idle is still there! It's a slight wobble, nothing extreme but from all the forum posts it sounds like having any wobble is a bad thing 93 eh2 dx d16y8 Aztec Green Pearl Pulled valve covers all looks good there Charlie "Any man's finest hour, the greatest fulfillment of all that he holds dear, is that moment when he has worked his heart out in a good cause and lies exhausted on the field of battle - victorious 7): The installation kit is for installing the new device There is zero tension on it as I can attempt to pull on it when its all together and it … Started it without the belt and intermittent squeaks sound like they are coming from the harmonic balancer First Mechanic - It does not sound like the harmonic balancer As the balancer starts to fail it loses its ability to absorb vibrations within the crankshaft and connected areas so as you gain speed the vibration will cause excessive shaking and could cause extreme damage to your engine and its … Harmonic balancer was starting to come apart and make awful and scary noises 1989 Oldsmobile Delta Eighty-Eight Royale Brougham with GM LN3 3800 Buick 231 A faulty balancer can result in a knocking, rattling, or squeaking sound that corresponds with engine speed 258 Answers For peace of mind let another mechanic torque it again The total cost to complete the job would be I some can be a PITA to get off & other will just about fall off Save Put lube on the bolt to make its job easier Over time, the crankshaft harmonic balancer can go bad from constant exposure to chemicals, the elements, or from old age 1 #14 · Feb 6, 2012 ATI makes the balancers used by 99% of the NASCAR teams, GM uses them on their killer 572 motors, and all for a good Don't hammer it on! The balancer is installed with the damper bolt Nov 5, 2021 The center dampner bolt is below the bottom of the radiator anyhow One of the first symptoms of a potential problem, is engine vibration Balance shafts run at double the crank speed to cancel 4th harmonics, while a harmonic balancer runs at crank speed to cancel lower order harmonics There is a rubber ring on the harmonic balancer called the isolator that can fail This defect causes noticeable shaking that gets worse the faster you go There’s a distinctive sound that the car engine makes when the oil is low The difference between the two is, obviously, about 30*, which is likely what's causing your problem The total harmonic balancer replacement cost would be around $251 using OE parts and about $201 using aftermarket parts There are 4 screw holes around the center bolt & the 1 1/2" brass bolt is screwed into one of these holes The inertial mass consists of an outer ring that could have the grooves for the belts and an inner hub As was said above, there at two different balancer timing line locations for SBCs of the modern era You need a harmonic balancer removal tool, you can rent it at Autozone If the outer ring separated, you still would only have some mild vibration at higher engine speeds - this sounds more like you lost the balance weight on the flexplate or you have a running condition that is causing a miss such as a bad cylinder If your car is making a rattling noise when idling, it could be a sign that your harmonic balancer needs to be replaced I find it too suspicious that my front crankshaft seal goes bad easily and there is a banging/vibration sound when the engine is pulling Discussion Starter · #1 · Jan 1, 2010 Candy the van They are mounted with rubber between the pulley and the center of it Though, most of the time, it's a loose pulley During the process they somehow cracked the harmonic balancer Hello The harmonic balancer needs to go further in by about 1/4" and the belts don't line up as I'd like them to A factory replacement part costs about $84 and a Dayco part costs about $46 Failing or failed balancers are uncommon, but do exist The sound is when the engine is pulling Sure enough, it's exactly one rib off (or 1/8") I found that the harmonic balancer key knocks back and forth in the keyway Oct 19, 2006 10,223 After getting the truck back, the noise had seemed to go away but now, it's loud as heck 88 - SOLD I was told the harmonic balancer is going bad I would bet that it is bad, when The idea is to add inertial mass but since that changes critical frequencies I'm not sure how to Took a look at the balncer and looks as if the rubber seal seperating the 2 The harmonic balancer is attached to the crankshaft Discussion Starter · #1 · Jun 9, 2015 Moral is: If any of you guys/gals hear a squack/screech when you load the belt with accessories like PS+AC, you are at risk of this occurring Jeep: 2000 XJ 4 Hey my harmonic balance is shot 2006 Ford Fusion SE 2 Everything except the ticking sounds like your alternator is gone Although the balancer may be loose/separating, it is exceedingly rare for this to happen to the Northstar engine After removing the crankshaft pulley, use a pry bar or screwdriver covered in a clean cloth to remove the woodruff key from the crank snout 6-liter engine, the estimated labor time is around 0 In the hole of the crank, yes, cause you won't be able to get the HB retainer bolt in The day I turned the vehicle in to get the PS pump replaced, I noticed a squealing noise coming from the engine (sounds like a cricket) It started happening after I pulled the balancer and front cover to replace the timing chains and guides 2 trailblazer ls with about 120,000 miles on it Sounds somewhat deep, almost like a bad bearing type sound Yes it is a real one It sounds like the chain in the transmission ($1100 to fix) I recently replaced my harmonic balancer because the rubber between the two sections was failing and the pulley was walking backwards It looks like there is a rubber membrane on the A/C compressor clutch that has failed The harmonic balancer is cracked on the backside, by the power steering belt guide, and some pieces are missing on the guide rim So, Sam proceeded to swap out the balancer with another one they had and, sure enough, within short order Sam had a perfect running flathead For an installation tool I just use a 4" grade 8 bolt and run a die down to the head 2003 Ford Focus ZX3 2 It'll cost you a couple of hundred bucks to have someone else do it for you, but it's one of those jobs where it's well worth it Will, pull the balancer and check it for signs of grind marks or drilling/filling with tungsten 236 Posts Apr 4, 2011 #3 K5JMP Veteran Member On mine, I have a small bump on the balancer, and on the timing case cover, is the timing marks indicator The circular device, made of rubber and metal, is bolted at the front end of the crankshaft to help absorb vibrations It's a harmonic "damper" It is winter here and no need for A/C anyway It shouldn't be too hard to replace OP That doesn't make sense because when the car is making the noise in the garage (in park), it still makes the noise and stops when I give it gas What does a bad pulley bearing sound like? Squealing #1 Remove the radiator, loosen the generator, remove the fan belt, fan blade and fan pulley This is the old style timing indicator Bad main bearing from using clutch etc maybe can do this The engine has a little knock in the front end Harmonic Balancer 9L You could snap your crank if it is the balancer It is difficult to determine approximate … In the hole of the harmonic balancer, probably 7 of an hour R Joined Aug 10, 2007 Was planning on holding the flywheel by the teeth The shaking will become even more pronounced, and therefore dangerous to the engine at high speeds Check the balencer when the engine is off, look at the rubber rings on it that will give you a general idea of its condition 3L engine After the engine fire on the 1586 i thought that i should replace the harmonic balancer and front main seal ,it got pretty warm , does anyone know of a GOOD aftermarket one CIH wants 749$ and is it possible to get it off crankshaft by just removing radiator or does the front bolster have to come off ? Tractor has large I have a 2005 Outback 2 If the harmonic balancer can no longer properly absorb the harmonic vibrations; the engine will shake excessively December 2014 edited December 2014 I can email them if anyone wants #2 · Apr 1, 2011 Discussion Starter · #1 · Jul 14, 2012 I chalked that up to the SLP pulley alot of times it'll sound like ur motor has a knock in it At the lake we thought maybe the power steering pump was going bad '67 Ranchero 408W -427 glass hood If they say that you've voided your warranty, go to another service center, shut up, and show them the same thing 611 Posts Joined Nov 27, 2010 cylinder #1 at top dead center and My 2010 LMM CCSB has this heavy vibration and low frequency noise at idle Harmonic dampers are called by a wide range of varied names What does it mean to sound harmonic? Wiki User If the ring moves in and out, the harmonic balancer is bad The new balancer needs a new bolt When I went to install the new balancer I used the balancer bolt to pull the balancer onto the crankshaft snout rather than running to the shops to rent an install tool Use a harmonic balancer puller or press to remove the crankshaft pulley If it cannot dissipate this extra heat, the elastomer will crack or bulge 47 Posts It Was A Clicking Sound, Sounds Kind Of Like When People Put Playing It just has a little wobble in it that is visable Bad harmonic balance probably won't Oil, solvents and ozone will deteriorate the elastomer in a stock harmonic balancer That will make an issue 2) bad trans mount - same scenario as motor mounts, check it out The harmonic balancer has been wobbling a little for 50,000 miles or so without getting any worse The idler pulley and belt were replaced at the same time The car will crank, … Support this channel www To check it, lay on the ground under the front and grab the pulley and see it you can move it back & forth any, it is set in rubber also and they often go bad and that is the cause of broken cranks I also installed the 97+ balancer which is just better in design than the 95-96 version none The most commonly reported symptom of a bad harmonic balancer is excessive or even violent vibration when your engine is running You will need a puller and a new crank snout seal if u look down at it & have someone turn the mtr over alot of times u can see the inner part of the balancer move b4 the outter part Harmonic Balancer & Belt Noise / Tracking It will also cause wear on the the transmission by causing loading / unloading of pressure of the torque converter against the transmission input shaft and pump assembly Have a 2005 Lasabre 3 Nov 16, 2000 Manhattan, Kansas It needs to be torque at 240 lbs Discussion Starter · #1 · Sep 7, 2017 '04 BSM/Tan 5spd LSD You can also resolve the issue easily by adding more oil Here is the scenario: an engine has had catastrophic crankshaft, bearing or connecting rod failure I was hearing a bad noise from the front of my 1957 235 But the harmonic balancer which the auto parts stores (PepBoys, Advance Auto Parts, etc There's one way to find out Loosening of the harmonic balancer was a widely known issue, especially with early 2005 cars While we're on the subject of harmonic balancers, I am getting ready to install ATI damper 917246, per ATI's recommendation for OE replacement We removed the outer half of the clutch and figured we’d just let it freewheel But now I have a vibration between Dana 20 and 50 mph and an occaisonial rattle noise coming from the engine area when I let off on the gas ! There is no fixed time for this but there are symptoms from which it can be inferred that the balancer needs a replacement As for why it is bad, if the balancer is of the rubber type they are known to go bad when the rubber starts to deteriorate Expert I Beleive I might have messed up putting the balancer back on as if I torque it down it rubs the front cover #7 · Jan 22, 2009 It looks good but to be sure, I did a … You can do a visual check of the harmonica balancer from under the car with engine cover off Has the harmonic balancer gone bad? Does the harmonic balancer have a specific clocking position? Did I not put the harmonic balancer back in the correct clock position? Supporter 2018 It is a 5/8-NF w/ a 15/16" head 115,000 MILES 42 Posts I want to add more flywheel inertia to a Chevy 4 Plug balancer hole w/ rags so no metal get into the hole More accurate, a harmonic balancer is a torsional vibration damper (TVD) - as in Vibratech TVD, original inventor of the viscous torsional damper and Fluidampr brand is over $200, and the aftermarket solutions are much cheaper If you got the bux a BHJ is never a bad idea, kinda like expensive chicken soup for a SC It helps to reduce engine vibration and keep the engine running smoothly you sound like people are Seeing your posts By the way, if you look up changing harmonic balancer on youtube, you'll see a bunch of videos of guys who put a cheater bar on the bolt, lodge the bar against the alternator bracket then key the motor a few quick reps to break the bolt ) It weighs around 6 It migh last long A loose harmonic balancer can wobble and mess up the crankshaft Re: Harmonic Balancer 547 Posts The nose of the crank has broken off or the crank has snapped If that is the case it can sound much like a pending bearing failure on the alternator or water pump Yamaha f150 harmonic balancer squeal/howl It seems that belt tensioner is either 'weak' or the serpentine belt is not turning 'true' It seems to be idleing ok, around 600 rpms, however, when I rev it up to 1000-1500, the motor and car shakes pretty bad " If the wobble is severe enough it will cause the main belt to start "chirping" and will eventually throw the belt don't get a used one … Also, what happens if your harmonic balancer goes bad? If the harmonic balancer gets too old or fails and can no longer properly absorb the harmonic vibrations, the engine will shake excessively However the symptoms have returned, so now I am thinking the harmonic The older 302s use a 28oz damper (Harmonic Balancer) if u can tell then get a mirror & look at it, IF it is bad u will see the rubber seperated in the center Plays with Motors Click to expand It wobbles I do not notice a lot of vibration 2004 5 LeBarron explained what this meant in greater detail Is $2,400 a good price for this truck? This is where the harmonic balancer comes in No, that is a bad harmonic balancer, (they go bad a lot) It should be tight and should not move by hand Other sources of an engine vibe (besides a bad harmonic balancer): 1) bad motor mounts - left, right or both At some point, the shaking will become even more pronounced Reactions: Join Date: May 2005 Jul 1, 2006 As time goes by, the harmonic balancer attached to the crankshaft can go bad due to continuous contact with chemicals, from other elements and/or from old age “They are inexpensive to mass-produce Since it was on Edit: Listening again it almost sounds like something rolling around inside pulley somewhere They replaced it with a used one at there cost Take the belt off In these designs, a rubber-based ring is bonded to an inner hub and outer inertia ring Also on a side note the factory style dampener i put on retailed for $320 The repair may involve the removal of systems like the air intake, radiator, and serpentine belt to access the harmonic balancer Most machinists today try to shy from altering the harmonic balancer and flexplate as part of balancing the reciprocating assembly on an internally balanced assembly What does a bad harmonic balancer sound like Yes it sounds like it is close to failing I got back from the shop and they suggested that the "new" harmonic balancer might have just been bad (they couldn't have just installed it wrong, of course) That rebuilt balancer sounds like a good inexpensive alternative so since you already said you like the guy's work then go with it My 300M goes to the shop this coming Monday to have the serpentine belts (A/C, Power Steering/Alt The quote from MB DNA comes from a Wikipedia article whose accuracy looks suspect to me So a harmonic balancer must be a simple, one part fix, to smooth out an engine SBC 350 built after 85' (I think) use balanced flywheels or flex plates as part of the engine balance 6): When the harmonic balancer is removed, use a carburetor cleaner or sandpaper to clean the crankshaft A harmonic damper is a component that may be found on all high-performance engines (or harmonic balancer, as they are often called) remove radiator and hoses, remove enough accessory brackets to get to water pump, remove waterpump & harmonic balancer, take timing cover loose,loosen oil pan bolts (take about the first 3-4 completely out and loosen the rest), reinstall harmonic balancer bolt and line up timing marks What does a bad crankshaft sound like? The balancer was a press fit on a tapered snout of the crank evidently and many early cars shed theirs with badness ensuing The darn thing just stayed together too well and went with the car Save Share The bouncing … The stock balancers don't seem to like being R&Red, it seems like there is a high failure rate after they have been reused (crank bolt or center of balancer breaks) 3l Turbo = 244HP, 247ft-lbs, FSWerks Built Symptoms of a bad harmonic balancer include but are not limited to, rough idle, a vibration at a particular RPM, or a vibration in the engine overall when the car idles high"cold start",the sound is not there, but when it revs down, the ticking/knocking sound is there Just had a front and rear main seal installed on my AMC 304 V8 Veteran Member 1996 … Re: 3 As we all know, it is hard to tell sounds off a video The traditional harmonic balancer removal "loaner" kit gave adequate clearance just behind the rear of the front bumper to get it off If the Harmonic balancer fails, the drive belt tensioner may begin moving abnormally A Fluidrampr is a little over $400 so it might not be a bad idea but the sound would go away The Stude assembly does not "balance" anything (A socket will not fit and an open-end wrench will guarantee It resembles a clicking, ticking or tapping noise It's usually connected to the crank pulley, which drives accessories like the air conditioner ago I would bet that it is bad, when they wear out the metal tabs contact metal and sounds like that The harmonic balancer is specifically designed to absorb harmonic engine vibrations as engine speeds rise The term harmonic balancer comes from some manufacturers using the hub as a convenient location for external mass balance weights Yes they can squeal when the rubber to metal bond has been broken, the metal ring then moves over the rubber making a loud squeal i ordered a new balancer last ngiht, when i tear into it, i'll post pics See answer (1) Best Answer 2005lariey Try spraying some brake cleaner around the crank seal to clean any oil away So, recently my 98 tacoma developed a serious engine vibration and loud knocking sound Please check out the video below and give me your thoughts/ideas It is amazing what a new balancer can do Apr 18, 2014 Due to the serious nature of a potential failure and my mechanic's availability I ended up walking into NAPA to buy the parts off the shelf for $90 Every modern engine has a harmonic balancer built into it Some peoples break the bolt in the crank The hub is in the center This component absorbs vibration from the engine, allowing you to accelerate smoothly 3406E 5EK51510 The cure, complete overhaul or replacement engine Usually if the belt tensioner if not strong, it will make a · Lifetime Gold Member bad alternators can cause misfire, CEL's, less-than-full-power feeling, lights going out, dying in the middle of nowhere, and it can alos be really random because they can die and kill the car and not want to start and then later work again before dying again i noticed it wobbling a little bit a few months back, thought nothing of it I thought those screw holes are to install a pully to remove Reply When there is minimal strain on the engine there is no or little squeaking The crank pullies are wobbling realy bad at the balancer almost enough to trow the alt The tiniest bit out and things will fly apart quick Excessive power can crack the hub of a stock harmonic balancer If it rips off it can go through the radiator or other engine parts · 7 mo Romac Performance Products specializes in elastomeric harmonic dampers and builds products for mild to full race applications But like any time an engine runs rough you start out doing the same procedure The technician stated he found the broken piece of the harmonic balancer in the bottom of the timing cover when it was removed Step 2 The engine came with the type of balancer that has rubber on it (excuse my poor description, as english is not my main language) 2,591 By bob and betsy, September 23, 2011 in Boat Talk 2) Balance the flywheel (per above), then look forever for the correct balancer A harmonic balancer is a circular device, made of metal and rubber, and is bolted at the crankshaft’s front end Study now $400 and they replaced the part My truck needs a new harmonic balancer and I am considering doing the job myself #10 #8 Join the discussion Yes it's called a harmonic balancer Engineman will have better and more specific information than I have - but here is what I think I know The condition results in your vehicle being unable to start Harmonic dampers, which are located at the front of the engine and are attached to the snout of the crankshaft, are used to dampen the harmonics produced by the crankshaft In our case, the van rattled like all hell broke loose If you replaced the pulley, then there is a very good chance the balancer is bad and causing the problem Reinstall balancer and torque If one end has a 50oz and the other end has a 28 oz The harmonic balancer is attached to the crankshaft and smooths vibrations from the engine Also inspect your engine mounts It is tight but there is about a 1/16th" clearance to allow the new pulley to align with and slip over the end of the crankshaft Start the car and see if looks like it's coming from above the crank hub Your video sounds like a collapsed lifter or valve train problem And yes he did have some Small arms to get down there I agree because its not exactly safe to get to Second, the balancer can come apart physically outside the engine Bigger flywheels are not readily available It has teeth on the front and degree marks stamped into it Now I have a quick question regarding the harmonic balancer, which I beleive is the cause of the shaking my car is experiencing Member They key is a snug fit, but no longer tight Jan 10, 2007 1,682 Cedartucky Any one know if it is in the newer ones? I have a 2013 f150 and it made a sound the other day that sounds like every balancer video I have watched If you replace the Harmonic balancer you will need to replace the Crank pulley as well because it also contains rubber that has been exposed to oil If the noise is still there, it's the damper The method for elastomeric harmonic damper construction tends to make them the most cost-effective as an OEM replacement or upgrade I wasn't able to get the old balancer off so I JB welded it back together in order to drive it home and work on it There is no fixed time for this but there are symptoms from which it can be inferred that the balancer needs a replacement Harmonic balancer confusion As I Was Coming Back From A Trip I Noticed A Sound Coming From My Car The secret sauce of a harmonic balancer is just the rubber part Maybe alittle harsh but the truth Answer (1 of 8): A harmonic balancer is to counter or dampen torsional crankshaft vibration I would definitely try to find one in good condition, make sure yours comes from a d16y7 or d16y8 because the timing marks are different compared to earlier years Did a quick search and it looks like the harmonic balancer needs replacing The engine is out of an 03 4 The vibration can be alot of things, motor mounts, trans mount, exhaust system rubbing the underside of the car etc 1) Use a neutral balancer and flywheel and re-balance the engine If there is it needs replaced ok so its cold and I am reading about maintance on my 2006 150 4stroke and come across the warning about how all the Yamaha F150 harmonic balancer problems , up to 2010 series , they say it starts out as a little wine and unless the cowling is off it will be difficult to hear, and if it goes it will clog the oil passages, any one Usually if the belt tensioner if not strong, it will make a 'squeaking' sound Location: Cypress, CA While having the truck running and checking the tensioner/idler pulleys, I noticed the harmonic balancer wobbling maybe about 1/8" The balancer goes "bad" when something happens to that rubber coupling that causes the outer hub to "wobble The installation guide did have the part numbers of the shorter belts needed for the smaller pullies You could try cleaning the IAC valve to help the idle What does bad crank bearing sound like? A bad crank bearing will cause a loud tapping noise when accelerating under load, more NAXJA Forum User Always do this before installing a new dampener and it goes away after a while 12,939 When I went to start my car again, it sounds very odd (whining sound but not firing) and won't What for example some of downsized 3 cylinder engines do is that thier camshaft chains go to hell much sooner than it is supposed to due to torsional vibrations It looks to be riveted to the case Irregular Engine Idle When you hear “pop,” the damper is beginning to be removed from the crankshaft Unlike the newer 4 Or worse the crank broke Re: Don't know if a pulley or the harmonic balancer is going bad Did you press the old one on, or do the heat and slide method? VT Acclaim 5M Increasing torque will work the stock harmonic balancer harder and generate more heat The sound increased with throttle given Philly area Of course the video camera couldn't pick up the noise accurately Pull balancer then use Dremel w/ cut off wheels You may have to tap the damper with a dead blow hammer to get it started enough to engage the bolt When i applied some throttle to the engine, it smoothed out and looked fine I thought oh great spun bearing At low engine speeds it is damaging, at high engine speeds it is a disaster Jan 14, 2016 Exposure then thread a nut all the way up it There is a special procedure (Damper Doctor in CommieFornia can rebuild it for you) 3) Get a steel crank, neutral balancer and flywheel, and still balance the rotating assy Asked by ddjuric Check the mounts for leakage and make sure to replace the plugs every 77k miles First, is that the most likely cause and second, where the hell do I find a new one? I've checked Summit and the local stores and they only have the 1 piece for the 5 3 smaller bolts thread through the outer wings and … It It sounds musical, but what it really does is disperse vibrations that travel through the crankshaft to prevent damage to it and other vehicle components Good luck Check out the crankshaft pulley (harmonic balancer) before it falls off at an inopportune time! I have about 188k miles Sure its not the water pump pulley wobbling allowing the fan blades to hit the fan shroud periodically There are 2 weights a 50oz, and 28oz I was able to … Posts: 2,682 130 Posts 3 which does '06 TiAg/Imola ///M Coupe (gone) A bad balancer can cause failure for more than one reason Only show this user Copy Joined Mar 2, 2012 Rotate engine two times by hand with wrench to verify free rotation The harmonic balancer went bad on our 95 Transport 3 8L 132,200 miles That is what it sounds like to me sometimes In chasing a vibration I have a noticeable at upper engine speeds (above 2,000 RPM), I searched on the internet “What does a bad harmonic balancer feel like” and it sounds like its a good possibility To me it sounds like your engine needs the carb adjusted The inner surface of the harmonic balancer was mostly rusted and the mating surface on the crankshaft showed However, when the balancer fails, vibrations are no longer absorbed Therefore in … 3 Considering this, can you drive a car with a bad harmonic balancer? It's not okay to drive with a bad harmonic balancer imbalance at the Harmonic Balancer and the Flywheel/Flexplate The other day I was checking my fluids and noticed the crankshaft pulley wobbling Discussion Starter · #1 · Oct 9, 2018 Sounds like just about the amount of lemons Ford has produced Tapping/Clicking A harmonic balancer is a front end accessory drive component that is connected to the crankshaft of an engine I OK 2500HeavyDuty called me today at work and was crying about this 5 R code GT fastback Turns out the harmonic balancer had worked itself loose and wallowed itself out A stock motor I think is 50oz on both end's Its getting worse and more annoying and since I am giving the car to my mother, I want it in presentable condition Share '68 If you look at ATI's own vibration chart comparing theirs to Fluidamper and others, you'll see that the Fluidamper is far superior than the ATI up to about 7,000 rpm, at which point the ATI is better I just had the motor in-framed and head replaced and have made a few loads and got to looking at it with it running today with hood down and it's really wobbling bad jmex Jr The crank seal can leak, but it's rare in my experience If the harmonic balancer gets too old or fails and can no longer properly absorb the harmonic vibrations, the engine will shake excessively I just noticed it severely today on the way home With the approach Har-Bal takes it is much less likely Seems like something else making the noise to me <br /> Now if you are using say a Chevy 350 balancer and putting it on a 350 as long as you get the right year grouping there The first picture you posted shows enough evidence of a bad harmonic balancer It is completely normal Put your ratchet on the balancer bolt and set it parallel to the ground Use the old one to get it in and place I was going to go for a New Years ride today, but noticed a problem If the noise goes away, it's in the drive system level 1 According to the automotive diagnostic website AA1 Car, bad ignition timing is due to an erratic signal from the camshaft sensor caused by harmonic balancer's inability to stabilize the component I've never heard of having to replace a harmonic balancer on an engine So, before you have that flathead rebuilt because it is making a noise, check out the harmonic balancer Just think you spin the crank 3000 times every sixty seconds on average I see no wobble, the belt is tracking perfectly, the engine is running very nicely and it sounds just like it should Put a jackstand under the handle of the ratchet Remove the fan belt then grab hold of the outer ring on the harmonic balancer and try to move the ring in or out He said on Friday he was on his way home from school and it started knocking (he wasn't driving hard) popped the hood and found this, he replaced the tty crank Does anyone know whether it is a good or a bad idea to buy a truck with a suspected bad or going bad harmonic balancer? I was considering purchasing a 1995 Chevy 3500 dually 4x4, automatic transmission, 6 I have a 2005 MT outback 2 The squealing is likely the outer metal ring slipping on the isolator The idle fluktuates,as seen in the end of the video, i am sure that has something to do with the sound com/top5autorepairs This video is for the following,Harmonic balancer symptoms,Harmonic balancer vibration,Harmonic balancer Actually I was half hoping it would blow so I could do the 383 thing earlier in life If i remember right the harmonic balancer is part of the crank pulley and that part of the pulley may have gone bad If this happens, the loose part can cause damage all over the engine room Try unplugging the battery for 20 min to get the computer to re learn how you drive If the outer ring slips a little, it will throw the engine out of balance It unbalances it, which may lead to premature failure I want to try to put a new harmonic balancer on the end and see if it will press on and work US Marine, Aug 3, 2020 Mar 20, 2014 So my problem is as follows At this time they mentioned NOTHING about the crankshaft being worn down at all It is possiable that one of those 2 parts has the wrong counter weight Then try again with key Harmonic Balancer is not a Fluid type 5i Limited It all started because it looked like an 1/8" out too far (or one rib off), according to the laser, as posted in my original post Construction is rather simple, and consists of four parts: a hub, elastomeric band, … 540 RAT If the balancer can contact anything around it, it can make noise (like was said) get breaker bar on bolt and extend to sit on top of driver frame rail, (or under passenger rail) then hit the key I know the 00-06 Yamaha f150 were famous for the balancer squeal/howl 9's is shaved off on one side so when it spins it looks like its wobbling I'm now up to 96K with no issues or wobble And the harmonic balancer is 2-inches deep Had a bad knocking noise coming from the engine 3) I replaced the alternator belt Harmonic Balancers will go bad and cause the symtoms you describe 2008 SKY Red Line All Ford Windsor (289-351) engines have an imbalance that is designed for 28oz (I think it is 28 FWD They replaced it with another Dorman!!!! Take the fan off, take the pulley off the balancer, remove the nut holding the balancer, use a puller to get it off, remove water pump pulley, remove all bolts on the front of the water pump and make sure you take notes where they go as some are longer than others, then remove all the bolts holding the timing cover as well as the 2 bolts that that come up from the … perrywater1 So you have to disconnect the motor mounts and move the engine in order to change it I just wanted to post some information for future searchers regarding my experience with the harmonic balancer & belt noise / tracking 2008 Astra XR Car has only 62,000 miles Balancers I ran a Fluiddampner until I started running a mechanical fuel pump & vacuum pump off of the crank Take it to your local warranty service center, shut up, and show them the wobbly balancer Wear on the stock harmonic balancer can sound rather vague Now if … A harmonic balancer puller helps you to remove the harmonic balancer without damaging the engine, avoiding these sorts of problems Whoever your mechanic is he's completely wrong in telling you its okay to drive your truck without a Harmonic balancer You can also take off the drive belt and grab the HB and see if there is any side or end play 2 Sometimes it can be undetected when driving, but will be visible when looking underhood at a running engine Last night I remembered a post about worn out harmonic balancers causing sounds like rocks in a can 1) timing 2) carb 3) check plugs If that doesn't solve your problem then you dive deeper Q: Can a bad harmonic balancer make an intermittent squealing sound? Answer (1 of 5): Hard to say Check the motor mounts for rubber separation, again, you will need a good shop light to examine the parts 1L I was working on the trailblazer the other day and happened to look down and notice that the harmonic balancer bolt doesn't look to to be spinning true Lee told Sam that the harmonic balancers can go bad on a Willys flathead engine 94 db7 rs b18b1 Thunder Gray Metallic Discussion Starter · #1 · Nov 3, 2021 The rubber inside the pulley is what actually absorbs the vibrations and keeps them at In some cases, the noise is bad … Without a functioning harmonic balancer your vehicle's ignition timing will be thrown off #7 If it were me, I would yank the balancer and replace it with a known good one I assumed the one I got was Chinese crap with poor tolerances so I dug out the original and it now slides on by hand even though we used a tool to get it off If you are feeling vibrations at idle it is probably caused by bad engine/transmission mounts or bad spark plugs/coils It looks good but to be sure, I did a … Try looking at harmonic balancer while engine is running and see if it wobbles, may need to look from bottom of the car There are lots of places to save a few dollars, but the harmonic balancer is a bad choice Also, if the harmonic balancer is NOT 'fully' seated on the crankshaft, the belt will turn not 'true' Thankfully, this condition is one of the easiest to diagnose; just take a look at the dipstick 2016 Ford Fusion Hybrid 0 KR Replace the balancer before you loose it 02- 530-Blown The harmonic balancer is a pulley that is connected to the crankshaft of your engine 5 More commonly what people see is a little casting anomaly, that makes the balancer look like it is wobbling Sounds like I might need to get inventive to get to 220 I've had my harmonic balancer fail twice in the past 10K miles that I've owned the car Jump to Latest Follow so the harmonic balancer is loose on the crank This is not an easy task Engine As mentioned in a previous thread, my car has that vibration at certain RPMS that I have discounted as worn motor mounts and/or transmission mount The new bolt needs to be torque to 37 lbs and turned 120 degree Aug 12, 2020 Sometimes harmonic balancers separate that might be what's causing your wobble Second, the way the Stude damper is designed, if things start to wear, it will not create harmonics Re: Harmonic balancer 5) I think that I may have overtightened the alternator belt and messed up the harmonic balancer but it could be a spun bearing also 5 and my harmonic balancer failed which caused my belts to brake Im having vibrations after 2500rpm, found out the wrong flex plate was installed, im assuming this has caused most of my Torque the bolt to 140 - 160 ft-lb it is set in rubber also and they often go bad and that is the cause of broken cranks I believe some people call it the "Glidden" balancer The balancer is torqued to 130 ft/lbs There are two basic components in a harmonic balancer: inertial mass and an energy-dissipating element ATI's instructions state that because the LS3's crank snout is not keyed, there is no I'm thinking of building a larger harmonic balancer since this looks like the only practical place to add inertia 12:00 (45* timing mark offset) and 1:30 (13* timing mark offset) Someone mentioned "per-det" The stock balancers don't seem to like being R&Red, it seems like there is a high failure rate after they have been reused (crank bolt or center of balancer breaks) The external balancer really never goes bad unless the rubber completely separates and comes apart Joined Mar 6, 2007 The harmonic balancer, or vibration damper, is made up of two masses that vary 8L some years ago Posts: 22 Thank god I didn't leave it like this and fire the motor up! The "smoke" coming from the exhaust is probably steam since it's cold out I switched to the ATI aluminum balancer made for a SBF If you look on the right side of that harmonic balancer you will see a strip of rubber that is warped from being oil soaked The harmonic balancer failed last year and was replaced with a Dorman ) replaced along with the crankshaft pulley/harmonic balancer Joined Feb 21, 2015 put it in neutral, revved up the engine, and the vibration returned A wobble will negate its purpose of absorbing damaging resonance vibrations, and … Yes if rubber isolator is bad It looks good but to be sure, I did a … Sounds kinda like the crank pulley to me 1999 Actually, that looks like an incredibly bad design to me Remove the crank pulley nut using a 1 5/16ths" box-end wrench Well, typically a bad harmonic balancer manifests itself at specific RPM ranges, so if it vibrates at 2000rpm in low year it will vibrate at 2000rpm in 2nd and 3rd gears as well If the balancer is separating, that is dangerous However, I have heard of bad stories about aftermarket balancers -- particularly that quality problem of the rubber/dampener part dislocating very Eventually, the rubber will completely fail and it'll cause you all kinds of headaches To reduce means to damp This noise began as a soft ticking noise about 20,000 miles ago that grew louder over time and has recently turned into a squeak an now a chirp It's all stock Since I usually time my truck with a vacuum gauge, I very seldom use a timing light Took off the v-belt, started it but still there " The maximum runout (wobble) for the harmonic balancer is 1/64th of an inch, which should be measured with a dial indicator against the balancer while rotating the engine by hand It has 232k miles and has been studded along with other basic mods and recently I noticed a squeak/squeel on some start ups recently At idle the pulley is wobbling like no other my balencer looked ok but it was showing age It sounds to me like you have an engine miss What could it be? My nephew thinks it is the harmonic balancer which is a little wobbly Sounds like this might be the cause for the vibration and shake, but the knock at I'd like to get some comments regarding a suspect harmonic balancer issue If the rubber is deteriorated, problems will arise Without compensating for loudness it is very easy to make EQ mistakes Replace timing chain It starts wobbling, then the belts starts squeaking against the pulley when it gets really bad '98 Sport 3 Harmonic balancers do have many names, though, such as damper, crankshaft pulley and crankshaft balancer, among others This is a sign that the old dampener has failed snows flying, no … November 20th, 2009, 15:29 Could be balancer and/or timing gear install w/ problems I have a 2010 Armada and while I was checking the engine compartment I notice a long brass sleeve with a hex bolt about 1 1/2" long screwed into the harmonic balancer i think that most of the time it just slips around so that the timing marks are off however, on the El-from-Hell that i drove ('86 El Camino, 4 That is impossible unless the little crank pin went flying When it fails it either rips off completely or wobbles 1 - 17 of 17 Posts No more vibration at high revs, or in the shifter, on in the clutch pedal! This should be considered a maintenance part Sep 6, 2005 2L Hey everybody I have had to source both the harmonic balancer and flexplate Sounds like mine shouldn't grenade then Check the other pulleys too to see if any of those wobble Not only that, but I had driven with the bad squeak from the bad harmonic balancer for over a week and felt the belt may be bad and wanted to inspect it He's kinda worried the crank is bent, but i highly doubt it Re: What are the chances a bad harmonic balancer is makin my engine knock? From the sounds of it the balancer is junk Its an ATK short block from summit racing, internally balanced It’s made of metal, and is the part of the harmonic balancer that is … Posted February 27, 2018 When the engine is idling, a bad pulley may make a squealing sound It is made up of 3 parts: the hub, the rubber dampener, and the balance ring 5 lbs Like me, nobody knows what it is, but it doesn’t sound good My questions: I wonder if I could just drill the crank and install a bolt and washer to hold the harmonic balancer solidly onto the crank and eliminate the slop that way There is a big key right there P It will almost sound like a bad pulley bearing One of the first symptoms of a potential problem with the harmonic balancer is engine vibration Dan19 said: Hey guys, So I was following a different post on my problem but now my dealer is coming up with something that I'm questioning Answer: Bad? What does that mean? A harmonic balancer has rubber internal construction J Rock It spins in an almost oval pattern looking from above I took the truck to a local shop and after much hunting they said the rubber on the harmonic balancer was worn out First, an unbalanced engine can have severe vibrations set up that will cause material failure in the engine, and it will break internal parts The compressor would not turn either, so maybe it has seized Testing by General Motors has shown that the ATI damper is very efficient when it I was a sound, more like something rubbing on thin metal or tinny sounding, coming from the front of the engine Local Time: 5:08 PM 71 Camaro Veteran Member Don't feel too bad about your "big ol' nut" problem Hey guys-I am the new owner of 2006 6 #4 No Bracket raced by me for the last 44 years Registered patreon To remove the balancer you will need a tool called a harmonic balancer puller and a method to keep the crankshaft in place, such as making a holding tool with a plank of wood thats why the belt came off I don't think it's that far out of balance Mine has only 126k on it and when i did my timing cover gasket and chain ect No missing chunks of rubber It should be smooth with no nicks or burrs Correspondingly, does a bad harmonic balancer make noise? A … When an engine is running too fast, a faulty Harmonic balancer can cause a knocking, rattling, or squeaking sound that can be misinterpreted as an engine problem A lot of the GMPP crates come with an 8" balancer You need to go with the one that best suits your needs, not just what "everyone thinks is coolest" Balancers May 16, 2009 For a 2014 Jeep Wrangler with a 3 8 I removed the balancer with no problems and ended up replacing the water pump and timing chain/sprocket since I had access to everything I’m thinking about repacking the My stock damper has a little, pressed in, 1/4" balancing weight Hop in, turn the key briefly (the starter has to be in obviously) and it should break loose So it wasn't the harmonic balancer, swapped it for a new one today, couldn't see anything wrong with the old one and the engine behaviour is exactly the same Georgia i figured the belt would help it stay on more than pull it off even faster This sleeve press fits to the balancer shaft and provides a smooth surface for the timing cover seal A new engine has been installed and the old harmonic dampener has been installed I THINK my crankshaft is still ok, or usable I have some pics of that bad damper but they're to big to load on here Re: 3 15 out the door The timing issue came up from another post about the same engine where when I first got the engine running and set the timing by ear, a timing light showed that it was at 12 dbtdc ∙ 2011-12-25 01:46:33 When it does the outer ring of the harmonic balancer will fly off 0, 84,000, Serp belt had about 5000 miles But from the video sound, there's no way anybody can determine that it is the harmonic balancer If so, Cheap fix is cut off a bit extra pan metal That decision resulted in a bad outcome All 351's ever made use a 28oz imballance The mechanic said he has never heard anything like it Sounds/feels like something is under load, or The last thing you want to do is volunteer the information about you working on or modding your car The wobble can range from minimal to moderately bad I'm now thinking that the miss at idle is semi staying through the range, making the engine sound like its out of balance Cracking I want to ask first of all what, if anything, I could screw up as far as the crank, timing, etc looks like cover clears but pan is longer then cover If the rubber cushions/pads go bad, it will make a lot of noise, any time the engine is running, low rpm or high rpm 3l N/A = 221HP, 162ft-lbs; 13 Sounds like an engine/transmission issue, and not a suspension/drive shaft/axle/wheels problem But my question is could this excessive wobble make a sort of knocking noise also The inspector observed the crankshaft key was broken and a small section of it was seized int eh balancer The Fluiddampner worked fine but weighed something like 12 Sound went away after I shut motor down but it was there when I came off step to To remove the balancer you will need a tool called a harmonic balancer puller and a If it's bad you should see some wobbling going on, sometime the 6 nuts that hold the balancer working their way out #10 · Feb 22, 2011 researcher May 4, 2010, 7:44pm #3 Unlike OEM style dampers with a press-fit elastomer material, a Super Damper employs a combination of 70 durometer O-rings and a unique, full-captured inertia ring to dampen harmful crankshaft vibrations Replacing the crank seal requires pulling the hub (which is a lot more work than just pulling the balancer) 133 Posts Replaced the Water pump on my LML Keep the crank shaft in place and loosen When you hear “pop,” the damper is beginning to be removed from the crankshaft If the harmonic balancer is bad, can it cause this sound? What you hear in an A/B comparison with Har-Bal is truly due to EQ alone and not a bias introduced by the fact that the perceived loudness is higher in one The Dorman was replaced this year during the timing belt change, because they said it was cracking Soon, the new engine fails One type of damage that can happen if the harmonic balancer bolt is loose is that the HB hub wears and the key and keyways in the HB hub and crankshaft nose wallow out Replaced the harmonic balancer still have the noise with the belt on A harmonic balancer is like a punching bag for the crankshaft If this happens, the crankshaft may develop cracks and ultimately fail Also I have had a misaligned crank sensor hit the vane on the balancer, but it was more a Looks like this: The large center bolt with the guide at the end goes into the snout of the crank after you take the bolt out 10,109 Posts The noise sounds real tinney to me if I have the trouble noise correct Construction is rather simple, and consists of four parts: a hub, elastomeric band, … 2 Regardless, you should not even start the motor untill you replace that balancer Then, you get wobble on the balancer, rod bearings eating themselves, blown timing cover seals, and eventually, a bad thrust measurement at the crank If the harmonic balancer is in otherwise good condition, a harmonic balancer repair sleeve can be used Checked the pullie and it is not loose Inspect the rubber insulator between the inner hub … Discussion Starter · #1 · Mar 12, 2015 3) vibe while driving - possible driveshaft out of balance OP grindinggears What causes a noise under hood that sounds like Could anyone make a suggestion on a decently priced harmonic ballancer/dampener for a 408 engine 6 CYL This makes the v6 shake and vibrate What are the symptoms of a bad harmonic balancer, it is original 1979? Thanks! Apr 4, 2011 #2 7 This weekend we looked at it again and now believe the squeak is coming from the harmonic balancer Discussion Starter · #1 · Sep 25, 2020 As far as size I agree, bigger is better '66 GT350H-3 time cover car - Car Craft July'77,Modified Mustangs and Fords Feb2011 ( w/article), Mustang Monthly June 2014 Easy test - remove the serpentine If it is from the engine it could be a harmonic balancer spun, could be drive shaft out of balance, but that would cause problems all the time After I pulled it off, I put the ATI Harmonic Balancer back together and compared it to the stock damper It's purpose - on the engines that it is used, is to reduce engine vibration a bit, and often has integral balance weights or drilled holes for fine-tuning the crankshaft balance - these can't "go bad" I reinstalled it facing the opposite way after cleaning off all 2 actualy) or 50oz 5 diesel with about 150k miles It's never a good idea to run an engine without the harmonic balancer on it, but I don't thiink it would cause a slapping noise from just not being there In truth they are all torsional vibration dampers Drdano, you asked earlier about the timing marks and harmonic balancer 4) A few days later, the engine got really noisy and I noticed that the crankshaft was wobbly The squeak occurs mostly when either the car is in drive or reverse, or the A/C is on codewalker said: Like to collect some thoughts on an issue I've ran into but what i'm saying happened is, the vbelt and sleeve stayed, but the serp belt part slid forward and off This also means that your balancer can potentially fly apart at any moment and cause severe damage to the radiator or crankshaft … The crankshaft pulley is often equipped with a harmonic balancer Aug 24, 2015
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