Mv agusta sprag clutch issue. I'm pretty sure the Sprag clutch is about to go.

Mv agusta sprag clutch issue. Closest shop that’ll even touch it is 8+ hours away. First off I got the full size Lithium FeO4 battery. Come join the discussion about troubleshooting, maintenance, performance, modifications, classifieds, and more! Feb 10, 2015 · The guys at Mototecnic replaced the sensor & sprag clutch and also did the starter motor which apparently can burn out when continuously trying to start the bike as is the case with the sensor/sprag clutch issue. I'm located in Australia so hard to comment on the cost of the valve service. I had Mv Agusta F3 sprag clutch a fun time had replacing it. It's almost as bad as early model rear hubs. I can usually get it started by putting it in gear and rocking in back and forth. 2000 miles. It is now a known issue and MV has a revised sprag to address this. it sounds like a 2 or a 1 cylinder bike. Upon trying to start, dash reads "phase sensor error" and after May 3, 2016 · Hi Guys, I'm having a new sprag clutch installed on my 2013 800 Brutale. 4) Use a lithium battery with high CCA (I used to a skyrich LFP4 plus (300CCA) and now i have a NOC0 NLP14 (500cca). May 1, 2015 · '05 Ducati 749S/924S - Track bike - Sold 🔴 '04 Ducati Monster 1000S - Sold 🔴 '07 Husky TE-450 - Sold 🔴 '08 MV Agusta F4 1000 R 312 - Sold 🔴 "Some people achieve greatness, others have it thrust upon them. 2 broken teeth from the small clutch basket inner gear and (perhaps unrelated) scratches/ grooves in the clutch cover plate (probably from the springs). Also, the latest ecu update is required to fully resolve sprag issues. The Sprag issue manifests as a sharp release of the Sprag clutch under load that causes a noise. Beginning of minor sprag clutch issue with only 1,000 miles - YouTube Apr 16, 2021 · Hi Guys. I'm pretty sure the Sprag clutch is about to go it's clicking sporadically and taking 3 to four attempts to start. Additionally, if you're willing to future-proof it's been said that getting a better battery, spark plugs, ignition cables can improve load to the engine and take a bit of pressure off the sprag clutch. The MV guy said they are once again redesigning the sprag clutch. <- Let this work be done by a MV dealer. and on one occasion i saw 2 Feb 16, 2020 · For those that have had a dealer replace the Sprag Clutch in the past say year or two and not covered by a warranty, what has the total cost parts / labor been? thank you. Hello, I purchased a 2014 f3 new from an MV dealership last year and the bike currently has about 200 miles. 4 2. If you are I would need an owner to post me a damaged sprag clutch so I could show my engineer where Nov 12, 2016 · Well my sprag has gone after just 1600kms from new. Come join the discussion about troubleshooting, maintenance, performance, modifications, classifieds, and more! Feb 26, 2017 · I have seen the issues you guys are having with sprag clutches. Apr 16, 2017 · Hey everyone. I wanted to post my feedback using @kevjayney photos that he posted and the procedures he outlined. Aug 14, 2022 · MV Agusta brutale 800 non starter. Es ist fast so schlimm wie bei den Hinterradnaben der frühen Modelle. Sep 15, 2016 · You only have to do a bit of research to quickly get the picture that many bike manufacturers have issues with sprag clutch failure. Barely to no knowledge on how to work on MV. The gas tank was very poorly engineered on the inside (there's threads about it) and as a result, it immediately started leaking fuel just everywhere. This problem started during lockdowns and not being used for long periods of time. Reply Quote Like Sort by Oldest first micwhitt1 517 posts · Joined 2012 #2 ·Nov 9, 2014 Dec 16, 2013 · Anyone with starting problem needs to gewt their starter sprag replaced. Feb 24, 2008 · Clutch safety switches came into being long before MV Agusta had "delicate sprag" issues. Yes might be faster or closer by with a local shop. F3-800 / RVF400. That’s an 800 problem. If your F3 800 won’t start despite a new fuel pump, inspect the fuel lines and filter for blockages. s I checked the starter motor and its fine. I know some people have have 3 of the earlier ones replaced:brutale: Jan 6, 2018 · Weather was quite good today, with temperature around 12°C, so it was a good time for the first ride of the year. 2. For the meantime I found the easiest temp fix is to use as little clutch as possible to hit the switch to allow the starter to go, make sure you're in neutral and then start it. Lancashire, England. First step, confirm your battery is excellent. Jul 26, 2017 · My recommendations on the whole, day one get yourself a lithium ion battery, this will avoid the sprag clutch issues and will help you long term, factory batteries are rubbish. I changed 2 till 8000C4242 solved the problem. If you have an F3 you know all about this problem and it was my unlucky day. Check whether your motorcycle is subject to a recall campaign. I really want one but I don't want to be left stranded or stuck at home with a bike that doesn't start not to mention costly problems when warranty runs out. If think I'd be quicker if I had to do it again. It's not just MV AgustaInteresting that the 675s don't suffer though ? Jun 1, 2021 · The sprag clutch issues were present from the introduction of the F3 series and my dealer told me the Euro 4 got an improved, less failure susceptive design of the sprag clutch. Have you had the sprag and ECU map updates? I used to be fast. It should not stop you mate. com Discussion starter 6 posts · Joined 2019 #1 ·Jun 29, 2021 Hi Guys, Sep 9, 2016 · Ich habe die Probleme gesehen, die ihr mit den Freilaufkupplungen habt. Went to refuel the tank after few kilometers of ride, and then first occurrence of the issue appeared: in first gear, while pressing the clutch lever, the bike started to move It happened in multiple occurrences during the small ride, specially with the engine being hot. Whoever replaced it put so much sealant that it ended up on the gear and bearing sufaces. Jan 28, 2017 · One of the things holding me back from pulling the trigger on one of these things is the sprag clutch. So, it was covered under warranty and MV USA worked along with my dealership to make it the least painful experience I could manage. ) May 3, 2015 · The BS battery was fitted as standard, I replaced mine a good while back with a Yausa and have still had sprag clutch failures, so it is not just a battery and cranking capacity problem, it is a sprag clutch design fault, and having occurred on so many bikes and more than just once, it is the culprit. the battery issue). 2/How many upgrades has MV done to cure the problem. I also think it starts easier since the throttle synch = less aggro for the sprag clutch. The only thing swaying me away from the mv's are their reliability. Heaps of info on the web about repairing Ducati, BMW and Triumph sprag clutches using a SFK 19778 seal spring but no threads on MV Aug 21, 2023 · From an engineers perspective, the sprag clutch issue is due to the F3 being a 3cyl motor. If one component is worn and causing slippage, they probably all are. Considering I'm an engineer and an inventor I took it upon myself to reverse engineer the sprag clutch system and fix the unfortunate issues in which mv has fallen short of remedying all this time. Mar 19, 2015 · The battery is a contributing cause to the sprag clutch issue. Aug 14, 2014 · No map can fix starting issues. “Sprag” appeared on the dashboard warning. This clutch isn't as dramatic as far as failing. I use the bike for teaching so it's essentially a tool (a fancy one) for a job and I am stuck. Sep 10, 2016 · My closest dealer is 175 miles away. I also i use a NOCO G3500 charger. Apr 26, 2019 · I have a 2014 f3 800 with the sprag clutch issue. Jan 29, 2015 · Has anyone tried to repair a sprag clutch instead of replacing the whole unit. My number was finally up and the sprag clutch on my MV Agusta F3 800 failed. The slipping noise will be heard as it wears further and further. So, the question is, has anyone just installed a battery cut-off switch to prevent drain? And does this seem to help? May 16, 2017 · I have a Rivale since 01/14 and 7300km! 1st sprag clutch gone 07/14 at about 2000km, 2nd gone 11/15 at about 5000km and the last 3rd one week ago!Every sprang clutch has defferent symptoms when starting the bike!Battery is changed with a li-on!Maps updated!Bike is out of warranty!The dealer told me that he will try to order and replace the sprag clutch due to a ''good will'' even after one 2014 MV Agusta F3 800 Won’t Start: Fuel and Clutch Issues F3 800 often faces fuel delivery problems and sprag clutch wear causing starting failures. Now 2500 miles and no problem. Before I dropped valve on my old engine the sprag needed to be replaced around the Mar 15, 2024 · 3) Chech sprag clutch. May 18, 2015 · Still deciding between F3 675, F3 800 or Pani 899. Battery voltage is good when cranking after being left on a tender. The major problem for me is that as soon as I bought it, the dealer let the franchise go and wouldn't service it anymore. be/rXH3ajA5tAo as a reference. Jun 9, 2024 · 󰍸 󱎖 MV Agusta F3 2016 engine issue with stop engine check phase sensor 󱙈 Carlos Garcini That's a symptom of a sprag clutch going outvery common on the MV triple, Jul 8, 2019 · The cheek of MV NZ to not even explain to techs or press how version 3 spag clutch is different to version 2 AND offer NO warranty when fitted. They will decide this coming week about the action to take, but we all think Mv will decide to replace the all head. If an oil change costs $218 I can't imagine how much it would have cost me to replace my sprag clutch. Brand new 2018 engine with about 3,500 miles on it. I just did my valve service for 24000 klms and not that difficult. And then I've seen comments about how even when off, the electronics on the bike drain significant power. I've owned it for a few years, replaced the sprag clutch a couple of years ago. Has anyone encountered this issue or know what the problem/solution is? The bike still has a year left in the warranty but obviously everything is Oct 31, 2015 · Glad to here that the sprag clutch issue may not effect my bike, but other than not restarting are there any other symptoms to look for? I also found a local Sunoco station selling 93 octane non ethanol gas - that's all I'll use for the bike, but there was some residual gas in the tank - not old, but still there. The stock battery is weak and causes issue when trying to start which ends up wearing on the sprag clutch. Has anybody had any issues with the updated sprags after installation. I wonder why it did not work. so please forgive me. There are many on this forum who know so much more about these issues - just search sprag clutch to get the full low down. I used this video https://youtu. I'm confident MV will work out some of these problems but I'm most worried when the bike is out of warranty and I have to start paying the $120/hour shop rate. Aug 5, 2007 · Hi, so i changed the sprag clutch of my bike. Here is a video of what the bike is sounding like. I'm not naturally mechanically gifted, just a lot of parts to move to get to the sprag clutch. It Jun 29, 2021 · Tags evolutionbike f3800 sprag clutch spragclutch starterset Jump to Latest 2. Le problème Mar 9, 2006 · For anyone with the sprag issue who needs to wait to get it fixed in future, do this and thank GeorgeO. Well done! How can I tell if the Sprag Clutch upgrade has been done on my bike ( 2015 Dragster 800)? **Note**: Bike was setup on Custom Map, starts ok but not Nov 14, 2022 · If it is a sprag clutch issue your starter motor will still turn, the engine will still turn over but the engine will not fire due to it not reaching the required rpm (due to sprag clutch slipping). Reply Save Like CharLy · #4 ·May 11, 2015 B3 800 2014 (on road since April 15) Standard battery not on tender 1400 miles No issues (yet) Sent from Motorcycle May 22, 2015 · Jump to Latest 7K views 37 replies 20 participants last post by squidger May 28, 2015 col Discussion starter 1730 posts · Joined 2009 #1 ·May 22, 2015 speaking to a good friend of mine who deals with Italian bikes in the UK and France information he gave me So with this Sprag clutch problem, MV have solved it . Dec 7, 2017 · Do the new bikes still suffer from the sprag/battery issue? I have a 2017 Brutale and at just over 5k miles it's beginning to have issues starting. Jan 31, 2023 · Wondering if sprag clutches still fail as they did on previous models or has this issue now been sorted on the latest F3 800 models such as the 2022 Rosso and RR? Thanks in advance for any replies. 4 hours work. Sep 13, 2017 · Your problem sounds exactly like sprag clutch. The Battery is only a year old and always sitting on a trickle charger when in the garage. the bike is now running like dog shite. I’ve had the warranty work done however it’s doing the same thing. And upon heavy revving, there is black smoke. My question is-would you guys be interested in a aftermarket sprag that will not fail. Contact your dealer and tell him to order one and instal it. the problem will be solve by churning out clutches untill the warranty runs out Nov 9, 2014 · My b3 is having the hot start problem again, sometimes with the clank noise. Just wanted to check if anyone here with an F3 800 with already a decent amount of use, has had NO PROBLEMS whatsoever with their sprag clutch, and if so if they took any preventative measure (i. Jan 11, 2021 · This is one of the reasons MV changed the START SEQUENCE programming in the ECU for sprag issues. 3/Why is the F3's having issues and F4's don't,is the sprag clutch different designs. Aug 26, 2023 · Sprag / Starter Clutch rebuild guide / service + aftermarket part number & link - F3 675/800 Brutale, 3 cylinder engines W/ PHOTOS Mar 17, 2021 · Anyone having problems with a 2019-21 Brutale Sprag? I have a 2020 800RC with 700 miles and am getting intermittent failures to engage, I can hear the motor spinning but it wont engage. Mar 4, 2015 · By what I've read in this forum, mostly everyone with a F3, B3, D3 800cc with a decent amount of miles / kilometers, seem to have had the trouble with there starting clutch at some point. The dealer is telling me that the bike is still usable (I think they may be worried I'll hand the bike back as they have a 30 day return no questions guarantee) any guidance from the real world would be Jun 11, 2017 · MV has an issue with parts!My parts take over a month from Italy to Greece!I 'm waiting for a rear left light from the beggining of last moth,and they told me thah it was out of order!!! Jun 20, 2022 · Hi there, I've been troubleshooting a problem with my 2015 Stradale. It became really difficult to start, even with a fully charged Sep 3, 2018 · What doesn’t MV understand, and it boggles my mind, is that their factory batteries are horrific (DOA) and they Really need to address the sprag clutch issue which I had on my ‘14 Rivale (incl. which is number 3 on the diagram. Le concessionnaire a remplacé la batterie, mais même avec la nouvelle, j'ai quelques problèmes pour démarrer la moto. 2K Gufran Kanuga · Feb 23, 2022 engine failure exhaust valve f3800 mv agusta sprag clutch Sep 13, 2025 · Love the bike. Get a sprag. The 675 engine didn't have sprag problems. Thanks a ton and very much appreciated. Anyway, sometimes it can go on for Sep 13, 2016 · It couldn’t be the sprag, 675’s DON’T have sparg issues. Meine Frage ist: Wärt ihr an einer Aftermarket-Freilaufkupplung interessiert, die nicht versagt? Wenn ja, bräuchte ich einen Besitzer, der mir eine May 11, 2015 · B3 800 li-ion battery @ 2100 miles - sprag was clacking occasionally. How do I find the issues in the sprag clutch by physically examining it ? P. I got the bike for a good price but the previous owner only stated that the bike turned off while riding at around 80 km/h without any concerning noises, ratteling or smells and then it wouldn't start up anymore. That surface is visible in this photo you took and shows some evidence of "chatter". Jun 20, 2022 · It would take 4 to 5 tries for my bike to switch on and when that dos, it would perfect unless I decide to switch off. I just replaced the sprag and it finally ran twice but I saw an oil leak which I had to fix. Any other ideas or options?? Dec 2, 2018 · Bike history: 5,500 miles Sprag replaced and software update under warranty, around 3,000 miles About a month ago, the starting began to get difficult. 2014 Brutale 800 Reply Save Like A aiki · #68 ·Jul 8, 2014 Sep 22, 2017 · Your problem sounds exactly like sprag clutch. Problem now resolved, over 3000 miles covered and it is an absolute pleasure to ride, bringing a smile to your face each time you go out, along with the added bonus of being one of the best looking bikes on the market. Firstly I know this issue has been trashed to death. I used to be fast. The ECU program is part of the process of fixing the sprag failures. Aug 4, 2020 · Hey everybody i just bought my MV Agusta F3 800 EAS 2015 / 13. How to replace the sprag clutch / starter gear on an MV Agusta Dragster / Brutal Took me over 8 hours, I was going slow and taking photos along the way. As well the only dealer in my area stopped handling MV Apr 2, 2014 · These are modern complicated bikes and we should expect a higher standard. Not an easy DYI job, but I had found a local moto shop and it worked out - two days job $600 labor + the part Jun 5, 2025 · The sprag clutch that I removed had a lot of silicone sealant where it shouldn't have been. Be warned. 2K views 1 reply 2 participants last post by Figifister Jun 30, 2021 R rahulgodara1991@gmail. Il ne démarrait pas et affichait "capteur de phase" sur l'écran. The listed bikes are: Brutale 675-800 F3 Jan 6, 2015 · Greetings F4 1078 with 30,000 kms and loud rattling sound a few nights ago proved to be the attached. Are they real as bad as you read here, especially the sprag clutch. A bit annoyed about the issue. But less than two months later the noise and poor starting was getting worse. Now riding the 2017/8 Dragster RR Euro4 with the revised sprag, 4500 miles covered no problem whatsoever, long may it last:grin2::grin2: Apr 2, 2025 · 1 - I ended up replacing my sprag gear (I used the video that is on youtube for a guide) (Note: the main tool is a T30 Torx, mine was and L shape (160mm x 30mm) which did 90% of the work. I had success in having MV USA send the sprag clutch to my nearest dealer ahead of time which for me was 7 hours away! The shop in Pensacola is awesome by the way. Jun 29, 2025 · A forum community dedicated to MV Agusta motorcycle owners and enthusiasts. So has anyone done it, if so any tips or hints would be great MV Augusta F3 cold start. 1K subscribers in the MVAgusta community. Jul 8, 2020 · Also keep in mind the problem is isolated to the 800 models. Aug 1, 2018 · I recently purchased a used 2015 MV Agusta F3 800 7400 klms from an authorized MV Agusta dealer in Melbourne Australia, a few days after the purchase I was unable to start the bike and the dealer replaced the sprag clutch and at the same time I requested a lithium battery be installed . Jun 29, 2024 · Hello All. I have finally lost faith with MV the lack of service agents in New Zealand and no definate answers to sprag clutch starting issues. Similar issue with the earlier Honda VFR/Interceptor models, had to replace the sprag on my '94 750. I redesign by MV or a 3rd party company is the only permanent solution until then "lets play Russian Roulette". Dec 26, 2024 · Today, I replaced the sprag clutch and unfortunately the issue remains and now I'm getting worried. Jul 25, 2025 · More important area on the sprag clutch is the rollers themselves and the surface they lock to when engaged (starting). Then slowly pull the clutch lever in whilst Apr 29, 2015 · Salut les amis, Il y a quelques mois, j'ai eu un problème avec la batterie de mon F3 de 2013. does anybody have any idea where i can get an after market clutch. All in all, i love owning the bike, Ive had an R6 and GSXR before this and neither hold a candle to it. Only a new sprag does. My 2017 Dragster sounds like that and I've been told it's the sprag clutch, which is a likely culprit on MV platforms. Rezeq · Mar 10, 2024 2015 dragster rr battery mv agusta dragster sprag clutch starter Jun 30, 2023 · The sprag comes as an assembly under p/n 8000C4242 and includes both gears which contain the mating surfaces to the component you posted. . I had success in having MV USA send the sprag clutch to my nearest dealer ahead of time which for me was 7 hours away! May 5, 2025 · Have you replaced your Sprag Clutch with the improved version? Of note, the triples have an inherent start issue due to the positon the cylinders align when stopped. :wtf: So after two years and only 12,000 kilometers of nursing that OEM battery the dealer finally said oh yeah, it’s the battery. Sep 12, 2014 · I just got my bike back Tuesday after having a new sprag clutch installed, an oil change, and the latest map uploaded. I am still on the original sprag on my 2012 F3 675. Keep your words soft and sweet for someday you shall eat them. i am reluctant to spend this amount with no idea if it will sort the problem. then, when I went to schedule the change, they told me an ECU update is the first step, before looking at the sprag clutch. Nov 24, 2016 · Definite sprag clutch issue for me, replaced under warranty and all sorted. Does anyone know where I can find info on replacing this, I want to do it myself if possible, as I'm sure its not a big deal to do it, I just want some info on how to do it. The sprag clutch is an important component in motorcycles equipped with electric starters. Heard the dreaded sprag bang a couple of times. Ever since, it hasn't run. Aug 19, 2019 · If thats the case you bought the bike with a dying sprag clutch and now you sadly have to get it replaced. e. Mar 8, 2018 · I have read about 8 threads on the sprag issues with various workarounds, press starter then pull clutch in etc but it will still not start and the battery was flat after about 10 mins of trying. The sprag clutch is a component that assists in starting the engine, and if it fails, the bike will not turn over. I'm wondering if it's a fuel issue and trying to diagnose 2 489 jardanijovonovich · Jun 7, 2024 starting issue Jul 30, 2022 · That looks like it is more of a voltage issue than a Sprag issue. 00 for a new MV sprag clutch. Jun 22, 2015 · If MV Agusta really comes with a revised sprag clutch, you will want to have it installed on your bike (it would only be a recall if it is a safety issue). Last week when I was riding the bike the engine cut out and when I try to start the bike it says "phase sensor error' and will not start. swapping Sep 9, 2016 · 1/ What models are having issues and are they all running the same part number sprags. As always, it is when the clutch is pulled in as Aug 28, 2016 · Might sprag clutch failures be down to failed clutch switches having an effect on the interlock system stopping you starting the bike in gear with the clutch engaged? Isn't this system specifically to prevent overloading the sprag. Thanks in advance for any help Reply Quote Like Sort by Oldest first silentservice703 29157 posts · Joined 2008 #2 ·Oct 21, 2022 (Edited) Aug 11, 2022 · Comments :I need a new sprag clutch but I understand there is a re-enigneered part from MV. Purchased brand new in late 2024 (still under warranty) I might have the clutch sprag issue (4 out of 5 times it doesn't start, has clunk noise). Jun 19, 2023 · On a 2015 Brutale 800RR I once had a starting problem despite battery and starter motor operating normally. Jun 23, 2015 · I have no relationship with these guys but I found this on the Bay. Check the sprag clutch in the starter system; a worn clutch can prevent engine engagement. Oct 19, 2018 · Keep going, for I had six sprag replacements on two F3's in four years, four on F3800 and two on the 800RC, thankfully the dealer in the UK was on the ball and all replaced whilst I waited, never off the road. now I just dream about it. May 27, 2015 · Sprag clutch is not new technology and it may be more of a software issue with the Eldor as the basic problem is not a mechanical failure of the sprag but failure of the ECM to interpret the crank position signal to enable proper ignition timing due to fluctuating crank speed from the sprag engagement. I was under the impression just the bearing on sprag was needed to be replaced. Once diagnosed the dealership had the warrenty approved within the week and parts a further week later. 5/What price is a new sprag clutch assembly. To mitigate the issue replace the stock battery with a better quality battery. But local shops work with Kawasaki's, Yamaha's and Honda's. and if any other service bulletins are outstanding. Apr 23, 2025 · The sprag, or starter clutch slipping can also cause this and makes metallic sounds as it skips and locks. New battery in place Jul 28, 2018 · My dealer suggested a sprag clutch fix as a must have fix for my 14 F3 800. 26/08/2021 they sent me the price for the things that are required to fix Nov 23, 2022 · I had the same issue and warning on the dash, charged to the updates sprag clutch, and issue was non existent immediately. Though I question the knowledge your dealer has since this is a known issue and has been addressed by MV Agusta. Since then the bike has been difficult to start usually requiring at least 4 attempts prior to starting and Nov 13, 2017 · Just wanted to post up my solution to a longer life of the infamous starter sprag clutch. He obviously hasn't read the posts on here. sprag clutch issues, phase sensor error, gas position sensor error, kinked and broken fuel line, clutch rattle. My question is, how would an ECU update fix that? Feb 18, 2022 · If a motorcycle's sprag clutch goes bad, it can lead to several issues and potential consequences. I have a 2015 F3 800 I had the sprag clutch replaced at approx 6000 klms under warranty and late last year I replaced the sprag clutch myself at approx 22000 klms. 000 KM's on it Today i went out everything went cooli ate some stuff and i came back to parking lot bike did not start, i've been searching on the forums for couple of hours it is because of Sprag Clutch Problem. I have watch to MV video Mar 26, 2015 · Was talking to manager of Waterlooville MV Agusta telling him I was worried about sprag clutch issue so was going to replace battery for better one and he said the battery has nothing to do with it and if the sprag clutch is gonna go it will be in the first few miles. It should be out in march or April. Sep 5, 2023 · Hey gentlemen, I own a 2022 f3 which is now on its 3rd sprag. Jun 15, 2018 · Video linked below Not sure if sprag or some other issue. Also if you don’t ride it often enough make sure the battery is fully charged before attempting Jul 17, 2022 · Hallo! Hoping to find some help or clarity on the dreaded Sprag clutch issue with the F3's. Oct 20, 2022 · I would be installing the sprag on Tuesday. Combined with the sprag design NEVER disengaging the gear in which the sprag "lobes" rubs against. It's really not that bad. It coughs up very fast sounding like it almost wants to run but it won't. 4/Is MV honouring replacement under warranty even after warranty has expired. No more. I was forced into replacing the sprag myself because i noticed my bike began experiencing the exact same issues described by others despite having a lithium battery kept charged at all times, along with better ignition cables. Thanks in advance for the collective wisdom on this forum! 2023 F3R. I'm on my 3rd Sprag now. Says it helps with Ducati sprag clutch issues, maybe may help MV's? Nov 8, 2020 · Unfortunately the problem to my bike turned out to be a burned exhaust valve and its valve guide that got lots of play therefore losing lots of compression. It is covered under warranty. Also i noticed Oct 21, 2022 · I have been quoted £650. Just hope it goes before the warranty is up. I searched the forums but didn't find this particular issue. The smaller gear of the clutch basket I May 27, 2016 · Again sprag clutch issues as the latest version had not been fitted. I have a 2017 F3 800- RC with 1600klm. Version 3 being fitted to bike at this time. Any help would be appreciated. Any suggestions from experienced owners - what to check before purchasing of used F3 800 MY2015? Have seen complains about sprag clutch, tank issues, throttle response Are those issues really occurring so often and are so critical? Mar 14, 2019 · The sprag clutch is out of stock with MV and therefore we don't know when there will stock; 2 days, 2 weeks, 2 months (2years?!?!?!). Could you please help confirm part number and possible site to order from Aug 29, 2014 · The dealer told me the sprag clutch will come in about 16 different pieces to become into 3 pieces which is then ready to be reinstalled onto the bike. I don't know for sure but I thought I'd share and get some conversation going on this to get perspectives and share my experience. Jul 21, 2017 · You may have read on another thread that the sprag clutch has gone on my F3 800. Sep 16, 2023 · Hi folks, does anyone of you had continue to driven around with a faulty sprag clutch? And how long did it take until the bike didn't started at all??? I mean if you fill up at home, starting cold engine, keep driving without a break and heading home there is most likley no issue, that's Feb 26, 2018 · For all Maintenance and Technical issue's, shared by 3 cylinder models, mechanical and electrical. Antigravity brand with 25 986 H Hamzeh. I'd like to find that post so I can show the dealer all the parts that should have been sent to replace my older Sprags. If the starter motor has sufficient electrical power to spin at a rate to engage, and maintain engagement of, the sprag while having sufficient power to turn the mass of the motor, then electrical voltage should remain high enough to May 22, 2016 · The latest sprag should resolve the issues, and, in the uk at least, is covered even out of warranty. It also massively improved the low speed throttle response and got rid of the sensitive and jerky low end. The interesting part is, the sprag looked fine . So far MV are refusing to replace it as Moto Forza cant replicate it. It has 3K miles on it. It starts really well now however. Feb 10, 2015 · I believe the Sprag clutch is poorly designed and all the steps owners are taking is to delay the inevitable; a complete part failure. Most F3s seem to get 'the sprag clutch problem' plenty of info online. I had high hopes that the new map would resolve some of my stalling issues, but in less than 150 miles it has stalled 5 times. It coughs a couple of Hello, My 2014 F3 800 won't run. The initial fire-up of the motor varies in stresses on the sprag based on the stroke position of the piston in which the initial combustion occurs. Apr 29, 2021 · I'm thinking bad battery or Sprag clutch but I am unsure as I don't know what all the symptons are for a bad sprag clutch. Anyone know if the sprag clutch issue is a problem on gen 2 F4's? My 2010 is struggling to start from cold. 1961 MV TRA 125, 2008 MV F4 312R, 2010 MV B4 1090RR, 2015 MV B3 800RR 1963 Honda Cub C100A, 2007 Ducati Monster 695, 2007 Ducati Monster S4Rs - Modified Sep 25, 2016 · ExchangeParts 「starter oneway clutch」「fuel pump madeJapan」 All senser Adjustment&clean up If your bike won't start despite a charged battery and intact fuses, the issue might stem from a worn-out sprag clutch or faulty electrical connections. Take a chance while you still got the choice. Jul 5, 2016 · Just curious about the Sprag Clutch issue, wondering if the 2015-16 manufactured Dragster and 800 Brutales still suffer from the Sprag clutch or the issue has been resolved on those models? Nov 24, 2015 · I am re-opening this thread. Talking to your dealer you can possibly make a deal on the install of the revised part. I ended up getting the software update for my dragster when it started to have sprag clutch issues, if the update for your bike is the same it will tweak some things with the start up procedure which seemed to help on cold starts. This is the current Part number : 8000C4242 Is there an update to this? Jul 24, 2020 · Welcome to the family @pauli !! Please introduce yourself with a post in the "New Members" section You bike is sensitive to battery voltage and subject to sprag (starter) clutch problems. Nov 15, 2018 · As part of a continuous product improvement programme, MV Agusta have released a service bulletin advising us of a free of charge replacement programme available for the clutch and Cush drive components on certain models. If my sprag ever fails (knock on wood), and given the choice of having to make two trips to the dealer to drop off and retrieve the bike, versus ordering a superior sprag clutch and having my local tech install it, it's a no brainer decision for me, as long as the aftermarket product is not ridiculous $$$. Slow cranking, due to insuficient battery power, exacerbates the failure of the sprag assembly. It is mandatory to contact an authorised dealer when you find out that your vehicle is subject to a recall campaign. My question is what happens if it goes again out of warranty? Will MV continue to change for free as there is a problem with sprag or is down to owner to foot costs? How to replace the sprag clutch / starter gear on an MV Agusta Dragster / Brutal Oct 30, 2024 · Hi guys 2016 dragster, been InTouch with Bennetts , they say it must have been done bike done 8k , they can't find any paperwork to back this up as they can only go back 5 years, anyone had issues with upgrade , is there a noticeable difference between the two of them thanks Apr 28, 2018 · I have a Dragster RR which has a sprag clutch issue. Seems to happen most during first start of day. Second step is contact MV to find out if the sprag was ever replaced under warranty…. This important work is available on all UK motorcycles as listed, free of charge. The solution was to press the starter button WITHOUT pulling the clutch in (which prevented the starter motor from operating because with my model, a clutch pull was a requirement for starting). Mar 16, 2019 · I have fitted a bigger Lithium battery with 290 CCA and upgraded cables prior to having the software updated. From an engineers perspective Feb 14, 2024 · A forum community dedicated to MV Agusta motorcycle owners and enthusiasts. Aug 27, 2021 · I do own a F3 800 EAS 2015 which is having a sprag clutch problems for last 2 months i read on topics that Factory do change this part after official dealer,I took my bike to dealer at 19/08/2021 in Istanbul GBmotobike Mv Agusta official dealer. Unlike the 'clang!-clack!" noises from the first sprag problem, it is more like a DJ record scratch; haulting the starting of the bike I don't know how to better explain it, so I attached a video. your issues will be solved. * Fi The sprag clutch on the first couple of years of the F3/B3 will fail and you won’t be able to start your bike. Feb 21, 2015 · I'm getting a third sprag end of March. I rode the bike on and off all day, starting hot and cold and if I tried pulling the clutch all the way in, took ages or just wouldn't go. Bike now starts. Finally starts!! She's so beautiful! Dec 15, 2016 · I've read a lot of comments that indicate the sprag clutch issues are mostly caused by low batteries. ixgiz etsdrkk xdrcm abnk snkmsk vqhcekh aeq njdrlo oceivcwk cfpwk