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Vw golf dual mass flywheel symptoms?
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Vw golf dual mass flywheel symptoms?
But our DMF is really heavy, so a normal SMF is fairly light in comparison. The car is 124k miles and 8 years old. This is the latest revision replacement dual mass flywheel for 2009+ VW and Audi TDI with the 6-speed DSG transmission. Car feels rough and shaking intermittently, identical to turbulence on an aeroplane I worry its the dual mass flywheel / clutch. It will be slower to rev up vs the 7# fw also. It all depends on what type of car you drive, how durable the flywheel is, and whether the part is an exact OEM replacement or aftermarket. Current Car: VW Golf GT TDI 170 DSG. On our cars, a normal SMF can cause a reaction just like a light-weight flywheel (LWF) would on most other cars. Doesn't really instill confidence in the service department. They cited "driving style". I also happened to have a clip of what a failed DMF sounds like. You all know youshould avoid getting into dual relationships with clients whenever you’re able, but what abo You all know youshould avoid getting into dual relationships with clien. This is the latest revision replacement dual mass flywheel for 2009+ VW and Audi TDI with the 6-speed DSG transmission. I'd personally go for the heavier fw and it'd be closest to act like OEM. AERO concept will go into production for the Chinese market in the second half of 2023, and will deliver an estimated range of up to 385 miles Volkswagen Group u. Rimac will own a controlling 55% share in the new company, Bugatti-Rimac, with VW’s Porsche owning the r. 2012 CC Sport dual mass flywheel. VW MKVI-A6 Golf family including Jetta SportWagen 3 Dual Mass Flywheel failures. Problems of the dual mass flywheel. When i spoke to my mechanic friend, he said to me, it will be cheaper and better to do conversion to single mass. Called LUK and whomever I spoke to there told me that I have another issue that is. The heavier flywheel will hold revs between shifts longer. 13 when you book through WhoCanFixMyCar. Designed entirely for use on golf course trails, E-Z-Go carts are not engineered for higher-spee. DMFs are fitted to cars and trucks equipped with a manual gearbox and is located at the end of the crankshaft where a regular solid flywheel would be. 66 posts · Joined 2008 I would say your "tune" is the demise of your dual mass fw. SadClouds 40 Replies PJD83 27 Replies. For a VW Golf, changing the clutch takes 4 – 6 hours on average. DUAL MASS FLYWHEEL GOLF 19TDI 05/00- £160. In addition, the replacement service is also not cheap (due to its labor- and time-consuming nature). 5-2006 Jetta TDI with engine code BRM and 2004-2006 New Beetle TDI with engine code BEW (Mk6) For all 2006-2014 Jetta, Golf, Beetle and Sportwagen TDIs with the DSG transmission. The dual mass of the flywheel counteracts the off balance nature of the motors internal components. What is a dual mass flywheel (and what does it do)? Haynes Publishing. It's fitted to cars equipped with a manual gearbox and is located at the end of the crankshaft. The Volkswagen Karmann-Ghia put a stylish Italian body over the humble VW Beetle. The smaller flywheel engages the larger one via a set of springs. It seems this information is hard to come by, so I'll let you know what happens. Symptoms:Engine off - clutch pedal operation smooth - engine running - vibration through pedal once pressed beyond bitting pointSlowly releasing clutch with engine ticking over results in noticeable vibration when moving off in first gear - same in reverseOccasionally notice a slight resistance when changing gear whilst. The problem is I don't know which one to buy for my transmission. Oct 5, 2008 · Hi there, i too did have a dual mass flywheel problem on my 06 1. As a long-standing customer I did manage to negotiate a discount, but would be grateful for your opinion as to. We are in sunny SW France, and up till now the insurance cover has been excellent. 0 tdi and the dual mass flywheel is in need of replacement New Members Introduce Yourself Here VW Engine and Gearbox Golf 5 (type 1K) 2003 - 2009 Golf 4 (type 1J) 1997 - 2003 Golf 6 (type 5K) 2009 - 2012. It was known for small cars with rear engines in the early years. When the dual mass flywheel starts to fail, you may notice the following symptoms: Grinding noise when idling Rattling from the gearbox. Until 2 weeks ago that is. This is caused by the dmf springs becoming weak so the front plate vibrates against the back plate and makes a chattering noise. The car in question is Golf Mk6 2011 year with 1. A vibrating clutch pedal. Volkswagen Group broke ground Thursday at the first of six battery factories it expects to build in Europe, the official kickoff of a new battery business that will invest $20 bill. The symptoms are on startin the engine when hot the engine feels like it's shaking and huge vibration but just for a split second. Also fits all first-gen Audi A3 TDI: For all. Thank you all for your responses! I am looking to make it as clear as possible that the flywheel is the issue and not something less significant. Hi all I would really appreciate hearing from anyone who has had their flywheel (DMF) replaced, whether under warranty or otherwise. The wiper motor on a Volkswagen is an electric motor connected through a drive linkage to the wiper arms. Have never torqued one up before but recently know someone who had one come loose on them after doing clutch0 TDI bluemotion, engine code CFF. Jun 19, 2014 · Hello, i am having some warranty problems with my Golf, and the seller said that the thing i am complaining about happens because my car have a single mass flywheel, and it's normal to happen. The cost of replacing the DMF is pretty high compared to the replacement cost of a single-piece flywheel. the springs in the DMF are just the first thing to fail and make noise. Hello, i am having some warranty problems with my Golf, and the seller said that the thing i am complaining about happens because my car have a single mass flywheel, and it's normal to happen. You correctly describe the "rattly engine" symptoms of a failing DMF. Jan 6, 2010 · MY2010 1. Golf & Jetta (all Gens) Golf IV R32. VLKPF: Get the latest Volkswagen stock price and detailed information including VLKPF news, historical charts and realtime prices. A symptom of a failed dual-mass flywheel is a noise when depressing the clutch with the engine running in neutral and the car stopped. Dec 18, 2020 · Mine also made a regular ‘rattley’ noise which changed note when the clutch was depressed. What you guys can tell me about it? Written by Richard Kilpatrick Published: 28 January 2022 Updated: 28 January 2022. You will get more chatter from a lightweight alloy flywheel, where as if you go down the route of a lightweight steel flywheel you will get minimal chatter. By clicking "TRY IT", I agree to rece. to/2R0LGvD Lightweight flywheels can be a bit trickier to drive for everyday use which becomes old if you have to deal with traffic. This is caused by the dmf springs becoming weak so the front plate vibrates against the back plate and makes a chattering noise. Golf & Jetta (all Gens) Golf IV R32. This design offers a bit of buffering between the engine and transmission to enhance smoothness during clutch engagement. P 1751 posts · Joined 2014 I got 240,000 miles out of mine, still working at buy-back. Have had the car virtually since new and experienced no reparis or replacements beyond routine 10k maintenance. Volkswagen Golf GTI 2002, Dual Mass Flywheel by LuK®. But, the stock fw is about 22# also but a dual mass. 0T engine + DSG + LSD+ Ko. In addition, the replacement service is also not cheap (due to its labor- and time-consuming nature). sneako wife I think from now on, I'm gonna replace the flywheel every time I do the timing belt, water pump, etc. For a VW Golf, changing the clutch takes 4 – 6 hours on average. In addition, the replacement service is also not cheap (due to its labor- and time-consuming nature). If your TDI needs a replacement clutch, we recommend investigating single-mass conversion clutch kits before making a purchase. Suitable for the following 6-Speed Manual Models: - VW Golf Mk7 GTI - VW Golf Mk7 GTI Performance Pack 1. Originally Posted by martin1810. New Beetle, Passat TDI forum Mk5 VW Jetta, Sportwagen, and Audi A3 TDI forum New TDI forum member introductions VW Mk6 Golf, Jetta, Beetle, Sportwagen TDI forum General Diesel Discussion. Won't mess with anything. VW MKV-A5 Golf/Jettas. VW T5 Dual Mass Flywheel Replacement Cost. So, when failing, your left with a "gap" (because the springs stay compressed, bend, broken) between the two sides of the flywheel. Golf VI TDI, 77 kW (CAYC) May 18, 2021 Hello everyone. porn fran The dual mass flywheel, or DMF, is designed to protect the driveline from the torsional vibrations of the engine. VW Golf MKV 2 If you get a vibration/judder only when pulling away in 1st gear, it is a sign of the clutch being warped, or a dual mass flywheel problem I think due to the symptoms you have I suspect the DMF has jammed up causing it to vibrate through the car. The newest transverse offering is the 7-speed DQ381, as introduced in the 2018 VW Golf R and 2019 VW GTI. In addition, the replacement service is also not cheap (due to its labor- and time-consuming nature). 2013 Golf R - 2dr - Rising Blue 2014 Audi A8L - 3. For all garages and DIY'ers How to tell, if your DMF is good or bad. The dampening effect has a relatively large range of rotation that is able to absorb and dampen out the pulses from high torque applications such as the TDI motor. Dual Mass Flywheels - are usually used to take Vibration out of the Drive Line , like when AWD is used. com where you can find more useful car and driving tips. (blowers and radio off etc) just sit in your seat and if you can feel the car juddering slightly put your clutch in, if the. Slipping Clutch: One of the most serious symptoms of a bad dual-mass flywheel is a slipping clutch. Also fits all first-gen Audi A3 TDI:. E-Z-Go gas-powered golf carts are equipped with 9-horsepower, 295 cc Robin engines. Dec 12, 2019 · A dual mass flywheel is based on two separate masses and a set of dampening springs that connect them. Volkswagen Golf £730 Get exact price: Volkswagen Golf Plus £710 Get exact. Thread starter socalhatch; Start date Mar 21, 2015; socalhatch Don't panic it's organic. Flywheel Failure Mode. The DMF on early models (up to those produced in August 2002) could under certain conditions come loose. Then as said in the Bentley "assembly is the reverse of removal". pornhub golf Re: T5 transporter Dual Mass flywheel problems - 09-10-2009, 07:31 PM. Dual Mass Flywheel » Replacement · Cost · Symptoms UK | Vauxhall Zafira Flywheel Replacement Cost | peacecommissiongov Home;. 6D 09 to 10 New | eBay You can replace the internal "clutch pack" with the transmission outbut the added cost of the part plus the labor, as well as the fluid makes for a big repair bill. This can be identified as loud bangs. Learn more about golf ball diving at HowStuffWorks Now. Check out a profile and pictures of the Volkswagen Karmann-Ghia. to/2R0LGvD Lightweight flywheels can be a bit trickier to drive for everyday use which becomes old if you have to deal with traffic. LuK dual mass flywheels absorb engine vibrations before they are transmitted to the driveline where they can create gear rattle. VW Golf Mk4 2003 150pd - dual mass flywheel. They cited "driving style". When the dual mass flywheel starts to fail, you may notice the following symptoms: Grinding noise when idling Rattling from the gearbox. Joined Sep 21, 2005 Location AZ TDI Sold Aug 18, 2008 #1 2006 Jetta , 66k miles, DSG transmission MERCEDES-BENZ E-Class Flywheel; Top VW GOLF models. they are NOT designed for the torque that "tuned" engines make. The DMF on this job was broken and changed, but the DSG. I'd heard with a manual transmission it can be replaced with a single mass flywheel, which is good, but the initial replacement either way is still pretty costly (~$2000?). Until 2010 from about 2005 dual mass flywheels were used.
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Flywheel Failure Mode. Jan 16, 2021 · The clutch isn’t slipping at all and the bite on the pedal has always been the same at halfway. Volkswagen Golf 2013, Dual Mass Flywheel by LuK®. The DMF on this job was broken and changed, but the DSG. VW DUAL MASS FLYWHEEL FAILUREIf you would like to help support this channel please take a look at these tools I recommend and use daily. Nov 5, 2011 · Sounds like a definite belt problem -- probably remove the belt and feel if the clutched alternator pulley is working properly. i gt my whole thing for £200 approx, which includes the clutch kit AND the DMF from euro car parts. In addition, the replacement service is also not cheap (due to its labor- and time-consuming nature). Volkswagen GTI / Golf MK7 General Topics. Yours will make noise again and don't worry about it. Thread starter Deleted member 244378; Start date May 31, 2010; Tags. A quick little test place 2X4s in front of both front wheels. Clutch replacement kit complete with pressure plate, clutch disk and new LUK dual mass flywheel. anal porn tube Slipping Clutch: One of the most serious symptoms of a bad dual-mass flywheel is a slipping clutch. The dual-mass flywheel will attempt to smooth this difference, where a solid flywheel will usually cause the tyres or the clutch to slip. However, are they a good replacement for a dual mass flywheel? Single mass flywheel conversion kits are popular these days VW Flywheel (Single-Mass) 027105271P - Sachs NFW7201 (375 hp/350 ft/lbs) 2017 Golf R. With nearly 120,000 miles on the clock, what symptoms of impending DMF failure should I be looking or listening for? Asked on 23 June 2012 by MM, via email. My independent garage tell me that the DMF is beginning to go and may need. It the bolts were 22. Golf VII Hatchback (5G1, BQ1, BE1, BE2) Dual mass flywheel, Golf V Hatchback (1K1) Dual mass flywheel, Golf IV Hatchback (1J1) Dual mass flywheel, GOLF PLUS (5M1, 521) Dual mass flywheel, Golf VII Variant (BA5, BV5) Dual mass flywheel; Top categories UK VW Golf Mk6 1 That's the 122PS petrol CAXA engine - single turbo, not the twin-charge. (ELY) announced earnings for its second quarter that increased from the same period last year and beat the Street e. Dual Mass Flywheel (DMF) Rattle/Failure Article Updated: January 27, 2023 The Volkswagen 7th Gen (MK7/MK7. I think I have a problem with a faulty dual mass flywheel/clutch. 22 posts · Joined 2011 hi everyone i called to camberly auto works to ask the price quote for the clutch kit and dual mass flywheel. (RTTNews) - Callaway Golf Co. kayie cummings So, I must agree that the mk4 12v VR6 does not have a dual mass flywheel. If all the failures were combined, the dual mass flywheel might be hit with a recall. Sep 19, 2012 · A measure of unjust criticism is levelled at the dual-mass flywheel, which is often charged with being more susceptible to failure than a conventional clutch. I was going to install the Sachs clutch and pressure plate to go with the stock dual-mass flywheel. In reality, faults in other vehicle systems are regularly found to be the cause of noise and vibration issues attributed to the DMF, some of which may go on to accelerate DMF wear if not corrected promptly. The heavier flywheel will hold revs between shifts longer. One for very early production 2006 5/31 and before, One for BPY 2008 only. Includes 6 new OEM VW flywheel bolts ($12 at the. 1. GTI & Golf MK7 General Discussions. An OE-spec replacement dual mass flywheel will restore the vehicle's stock performance and feel. BMW Flywheel (Dual-Mass) 21201223453 - Luk 4150032100 vw golf dual mass flywheel symptoms. GTI & Golf MK7 General Discussions. It also shuddered a bit when reversing up an incline. Then as said in the Bentley "assembly is the reverse of removal". Since they don't make any noise or vibrations, dual mass flywheels seem to be a superior choice than single-piece flywheels. By clicking "TRY IT", I agree to receiv. BMW Flywheel (Dual-Mass) 21201223453 - Luk 4150032100 vw golf dual mass flywheel symptoms. nami porn game I also happened to have a clip of what a failed DMF sounds like. 2013 VW CC Sport Plus 2 Lots of modifications :thumbup: The primary and secondary flywheels are connected by springs. vw golf dual mass flywheel symptoms This is the catastrophic failure of a VW dual mass flywheel. Often, as you try to change gears while driving, the gears may slip. Jun 3, 2020 · The idea behind dual-mass flywheels is to dampen the excess vibrations from the engine using this spring setup. Symptoms were clonking when cold which disappeared when depressing the clutch but then returned consistently when hot. The dual mass flywheel, or DMF, is designed to protect the driveline from the torque pulses and torsional vibrations of the engine. Thread starter Crosley; Start date Aug 18, 2008; 1; 2; Next Go Crosley Well-known member. (2012- ), DIESEL DUAL MASS FLYWHEEL ENGINE CODE: A20DTL, A20DT Part Number: 55578501, IDENT. The dual mass flywheel - or DMF - sits between the engine and the drivetrain, and is designed to protect the gearbox from harsh vibrations. Next time you get back from driving so the engine has warmed up, stick the handbrake on and put the car in neutral with the clutch out. There are two types of flywheels - single mass flywheels and dual mass flywheels - with most modern manual transmission vehicles using a dual mass flywheel. 66 posts · Joined 2008 I would say your "tune" is the demise of your dual mass fw. This is caused by the dmf springs becoming weak so the front plate vibrates against the back plate and makes a chattering noise.
Feels like a great loss of boost power. Never mind , Dual mass flywheel Watching this one. bearing New OE Solid Flywheel, Clutch Kit (plate & cover), Bearing This is a SOLID flywheel conversion for a Dual Mass Flywheel car No more Dual Mass Flywheel problems OE specification 4 piece VALEO unit Brand New 12 month Guarantee Price inluding VAT. At idle the vibrations will be large and will decrease. vw golf dual mass flywheel symptoms. That noise is NORMAL. On our cars, a normal SMF can cause a reaction just like a light-weight flywheel (LWF) would on most other cars. If any of the guys that deal with this on a day to day basis could chime in to establish what the beginning stages of a bad DMF. anime sex3d For a more thorough explanation of this part, click here for a great explanation on Wikipedia. This is caused by the dmf springs becoming weak so the front plate vibrates against the back plate and makes a chattering noise. Mar 16, 2023 · Here is a more detailed list of the signs of a bad or failing flywheel to look for: 1 If you have a double-mass flywheel, which many modern cars have, you will probably hear a lot of noise from the transmission when your engine is idling. My symptoms were a pulsing squeak from the engine bay which went away when the clutch was pressed. maarebear nudes Ratio material-/labour cost: ~ 30/70. Until 2 weeks ago that is. Hopefully it's mass plus the SMF is still less than what a DMF weighs. 2) Replace DMF but replace clutch for an uprated clutch kit (even an option for 6 paddle) 3) Swap DMF to a Single Mass Flywheel and put up with the extra noise/vibrations. VW DUAL MASS FLYWHEEL FAILUREIf you would like to help support this channel please take a look at these tools I recommend and use daily. hospetal porn The defect should be traced back to the DMF, not what transmission we have. Dual mass flywheels also provide a smoother transfer of power. And I really didn't totaly belive on him. Hi, can anyone get hold of the torque settings for a DMF. Indices Commodities Currencies Stocks Shares of Volkswagen are down almost 40% so far this year as a result of its diesel emissions scandalVLKPY Shares of Volkswagen are down almost 40% so far this year as a result. The Volkswagen ID. Perhaps just a short reply with the symptoms, model (GTi or ED30) and dealer name. The Golf, also known as the Rabbit,. 15 Sep September 15, 2022.
DUAL MASS FLYWHEEL GOLF 19TDI 05/00- £160. 6D 09 to 10 New | eBay You can replace the internal "clutch pack" with the transmission outbut the added cost of the part plus the labor, as well as the fluid makes for a big repair bill. The first car manufacturer to use a dual mass flywheel was BMW. Expert Advice On Improving Your Home. OEM VW flywheel bolt for all TDIs that use a dual mass flywheel. :R32 OffRoad Car:1993. The clutch plate fingers let go and did internal damage to my transmission. No reason to drop the engine. In our experience, this clutch is a great option for stage 2+ power levels. Just take out the transmission. In order to access the crankshaft of the motor the flywheel wil. Jun 3, 2020 · The idea behind dual-mass flywheels is to dampen the excess vibrations from the engine using this spring setup. It shares much of its design with the DQ500 and is rated for up to 317 lb-ft of torque with factory Mechatronic programming In terms of real problems, failure of the dual-mass flywheel is probably the most common wear-related issue on. Southbend Stage 1: w/Stock resurfaced flywheel Southbend Stage 1: w/Dual mass flywheel from kit Or OEM everything Whats the difference between the two flywheels other than the weight? Any drivability changes with the dual-mass? I want as close to OEM feel as possible while retaining the ability to run Stage2+ or K04 Power levels. GTI & Golf MK7 General Discussions. Put "bad dual mass flywheel" in the first line Also my symptoms of bad dual mass were similar. I doubt it's the DMF. vw golf dual mass flywheel symptoms. In our experience, this clutch is a great option for stage 2+ power levels. never thought anything about it. VW DUAL MASS FLYWHEEL FAILUREIf you would like to help support this channel please take a look at these tools I recommend and use daily. milffoxs Golf VI TDI, 77 kW (CAYC) May 18, 2021 Hello everyone. 24v VR6 dual mass or single mass flywheel? Hey guys im doing the clutch in my 03 gti 24v vr6 6 speed manual , and i have a choice to stay stock with the dual mass or get a kit for a single mass flywheel for $100 cheaper , any input on what is a better idea? thanks. Here is a good short explanation, with a diagram, about. I installed a second-hand flywheel, VW part number 037 105 273 C. The dual mass flywheel, or DMF, is designed to protect the driveline from the torque pulses and torsional vibrations of the engine. They said that that is not normal it may be a manufacturer defect. The symptoms are on startin the engine when hot the engine feels like it's shaking and huge vibration but just for a split second. 15 Sep September 15, 2022. These units feature a built-in damper designed to isolate engine torque spikes and prevent transmission damage. yes vw should do recals for this, iv strated geting vibrations though cluch pedal now so the cluctch wil neeed doing and it seems to causing 1st and reverse gear to be siff 4306 posts · Joined 2010 If it's a ticking sound similar to two glass marbles hitting each other then it is likely to be the emissions control system on the drivers side of the car and is perfectly normal. May 31, 2010 · Location May 31, 2010 Dual mass flywheel failures are a common problem in VAG diesels unfortunately. Mine also made a regular 'rattley' noise which changed note when the clutch was depressed. Like the wheel on a car with weights on it There is no magic about it. For an article on the dual mass flywheel problem, symptoms and cos. Cracked flywheel discs are more likely to warp, causing clutch and transmission problems. For those of you not aware VWOA issued a extended 10year 100k mile warranty on the DSG transmission however i'm not sure if that applies to the flywheel as well. VW JETTA TDI DMF NOISE TDI BAD DUAL MASS FLYWHEEL DMF Check Out Our Website: http://mechaniclifestyle. Symptoms were clonking when cold which disappeared when depressing the clutch but then returned consistently when hot. Cross References and Supersessions: 415074009. Mar 12, 2003 · TDI. Expert analysis on potential benefits, dosage, side effects, and more. Quartz is a guide to the new global economy for people in business who are excited by change. Top Contributors this Month View All Meirion Rhys 40 Replies. Thus creating the rattle. czech gay porn DSG Flywheel 2009+ [LUK] This is the latest revision replacement dual mass flywheel for 2009+ VW and Audi TDI with the 6-speed DSG transmission. The dual mass flywheel is composed of two parts, damaged with silicone to soften engine noise and impact shock during clutch engagement. Aside from these springs, the two masses are entirely free to move independently from one another. Diagnosing a DMF (dual mass flywheel) failure. Cost of materials:: £85 - £450 The costs for a new timing chain are only a small part of the total costs. Everything told me it was the dual mass flywheel that was failing. Indices Commodities Currencies Stocks Shares of Volkswagen are down almost 40% so far this year as a result of its diesel emissions scandalVLKPY Shares of Volkswagen are down almost 40% so far this year as a result. The Volkswagen ID. 15 Sep September 15, 2022. 24 posts · Joined 2022 Thank you, I will ask for the DMF as well, as this is the. Sticking with a stock clutch and keeping the dual mass flywheel '01 VW GTI (heavily modded), '02 Lexus IS300(slightly modded), '06 Chevy Cobalt SS(F that car), '09 VW GTI (completely stock), '16 Jetta. 76 posts · Joined 2009 So I just swapped out my dual mass flywheel for a single when I did my clutch and Im starting to hear a little chatter when the clutch isnt engaged and was wondering if its normal. Excessive free movement of the secondary flywheel of the DMF is a potential sign of a worn bushing. When the dual mass flywheel it breaks down, it is often necessary to replace other components as well (such as the clutch or gearbox oil). Mine also made a regular 'rattley' noise which changed note when the clutch was depressed. Golf VII Hatchback (5G1, BQ1, BE1, BE2) Dual mass flywheel, Golf V Hatchback (1K1) Dual mass flywheel, Golf IV Hatchback (1J1) Dual mass flywheel, GOLF PLUS (5M1, 521) Dual mass flywheel, Golf VII Variant (BA5, BV5) Dual mass flywheel; Top categories UK VW Golf Mk6 1 That's the 122PS petrol CAXA engine - single turbo, not the twin-charge. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. A dual currency bond is a bond where the interest payments, known as the coupon, are paid in one currency but the money paid up front for the bond, known as the principal, is in an. Apr 20, 2023 · The flywheel is a large, round metal disc, usually made from cast iron, steel or aluminum. Or maybe even the alternator pulley. Minis have these DMFs fitted, petrol and diesels.