how to derestrict a 50cc kymco scooter

It can be removed when disassembling the silencer. NONE of this explains to me why the belt is not traveling fully up the vario and so allowing the bike to reach its intended potential, or maybe im just missing something thats staring me right in the face and i just dont know to look for it yet? And its restricted, though Im not sure if its the CDI box. Derestrict the CDI of a 50cc TGB Bullet Anon, Check the attached links,instruction and guides, Good luck. Hi, It is actually a Chinese scooter, not a Japanese. in the case of the rollers I finally got my bro the mech to come on a little ride the other day, see hes got a nifty himself (I forget the make an model) and its rapid to say the least and i wanted to see how it compared to mine. Do you have any tips for me on how to derestrict it and/or improve performance. I have had a problem with the auto choke as the bike is hard to start and does not rev slightly higher when first started but seems ok when it warms up. Belt Belt life depends more on the usage raher than the age. Normally unrestricting doesnt require any settings changes at all, so you should be good to go. 1. Not only will derestricting the 50cc scooter boost your top speed, but it will also make your scooter accelerate much more quickly. ive just derestricted my sx1 and its capable of 90km the only problem is it wont pull off the line. There was a bolt in the variator that I had to replace with a derestricted version (without a lip on it) and I had to modify the cdi by cutting into it (you can buy a derestricted cdi as well). Hi, I have a yamaha YN50 neos 49cc 2011 4 STROKE scooter. You should see a plastic intake covering over it. I dont have the money to pay a workshop so would appreciate a little advice. The only thing that happens is that it allows to rev the engine higher. will lube the pulley. I need help. Hello. Almost all China engines have the limited CDI installed. This is why motherboards on PCs have one big chip for 90% of functionality (in addition to RAM/CPU/other modular parts). We also share information about your use of our site with our social media, advertising and analytics partners. Always ride within your limits and be aware that you might need a different drivers license when a scooter exceeds a certain speed or engine capacity. 150cc '08 Baron Merato 150T. A catalyst has to operate at a high temperature to perform in its intended way. The main reason why an owner of a 50cc scooter would like to derestrict their vehicle is because of speed. Also make sure that youre main jet is choosen correctly. []. The cooler alternative imho is to swap with a Minarelli 50cc engine as its 2-Stroke, but thats just me :). Messages: 3,124 Rides: Piaggio Typhoon Once the variomatic nut is removed simply take out the ring that is sitting in between the two pulleys. The carburator is responsible for supplying a mix of petrol and air to the cylinder. Once youve done this, you should see a pin that has the job of attaching the kickstand to your 50cc scooter. ;). I have Peugeot Speedfight 3 2012 plate, and it does not run over 30-32MPH and it extremely irritating because when within the limit I want to go faster. Unfortunately high temperatures should try to be avoided when increasing performance (increasing temperatures equal a loss of energy into heat). Even for someone like me who today, for the first time, had a go at de-restricting my variator with little success. 2-4 are very unusual. CDI The problem with those CDIs is that they are a) not documented, so youd need to reverse engineer the circuit yourself and b) they are usually one big piece of glue underneath the plastic. The airbox is relatively small and can be tuned but it is not necessary if you keep your engine stock and just want to derestrict it! For example here in Germany we have a very popular license class that allows riding 50cc mopeds with the age of 15 already. They are a good investment and can be used for carburators up to 21mm diameter in size. Could I run the scooter without a thermostat or would you not recomend doing that. it is very easy to slow a machine down. These devices follow some kind of voodoo for the average person kind of like the old AC/Heater timer controllers about 25 years ago. The following restrictions can be found on pretty much every scooter sold nowadays and can be split into two categories: Whats meant by added parts? Do you know what engine it has? If we decide to do any tuning mods, well have to look into Colorados rules and if we need to get a MC designation on our licenses. Be it rust, damage, lack of lubrication, or something else??? Mostly the complex air routing of air filter increases filtering performance therefore allowing the engine to perform well under any conditions (be it a heavy monsun in India or a sandstorm in the desert). 1. Please Please Please Send all like links to the supplied e-mail address !!! would this be a good or bad idea. I dont speak very well English, and I was wondering if you can help me, my moped is a Honda vision 50 cc 4 stroke. This Allows The Lance Cali Classic 50cc, Lance Cabo 50cc, Lance Havana Classic 50cc, The Lance SoHo 50cc, & The Lance PCH 50cc To Go 5 mph Faster Than Stock. REAR PULLEY There is a squealing noise coming from around the rear wheel when I initially start up and pull away, the same noise as you sometimes hear on a car as it pulls away, but i might have mistakenly put this down to the brake needing to be replaced, although the brake has poor stopping distance! I wrote this article with the goal, of having a complete overview about the different forms of restrictions applied to 50cc engines nowadays. Examples for these are variomatic rings, exhaust dummy pipes and carburetor opening restrictions. Not sure if this cost-per-part-to-solder issue is true for simpler devices, though. It has more staying power and will start the bike easier in cold weather. One local scooter shop offers an 80cc upgrade kit to add 15mph to it, which would be about $300. more to follow. Check your variator boss, some kymco super 8s come with the restricted variator. It depends on what is available in your country, but I recommend the Naraku Unrestricted CDI available from Racing-Planet (they have shops in Germany and US). Hi I just bougt an Honda NSC50R in Norway , it is limited to go in max speed 45 kmh i have ordered a CDI /Turbo kit TK-TJ015-UR1VN Have i ordered the right part ? by removing it or even simply filing the nylon part away i found the carb butterfly opened fully and not half way as previously. 3. Thats one thing they have in common with US companies cost-price analysis. $32.29 Save 15%. If, however, you have the money, you may wish to employ a mechanic to do the derestriction job for you, but if youre confident and want to save some cash, then simply follow these instructions to derestrict your 50cc scooter. Im now wondering if it could be the pulley making this noise due to some kind of interference. so, bore big drown the engine and only necessary dwarf pipe hail brute force !!! I tried to adjust the needle in the carb but its non adjustable Clutch locks up at 4200 rpm and revs up to 7800-8000rpm before the variator starts to expand and shift Drops down to 6k and slow to build rpm back up to redline which is 8k. How To Derestrict A 50cc Scooter CDI? (Step By Step Guide!) Youll notice that half the bolts are on the bottom of the lid, while the other half are on the top of the lid. Does anyone know what restrictions there are on a Yamaha YN 50 E Neos ? The Naraku ones from Racing Planet are cheap and good! 3. You also wont be able to accelerate as quickly, too. There might even be a second limiter indtalled! When the air/petrol mix supply is restricted the engine cannot perform at its full power. The kind that had epoxy not to keep moisture out, but human eyes. 2021 Scooters AGILITY SERIES SUPER 8 SERIES X-TOWN SERIES AK550 LIKE SERIES LIKE SERIES Like 150i ABS $3,099 MSRP* 2021 AGILITY SERIES Agility 50 $1,879 MSRP* Agility 125 $2,199 MSRP* 2021 A Town A Town $2,149 MSRP* Like 50i $2,499 MSRP* Like 150i ABS Noodoe $3,399 MSRP* 2021 SUPER 8 SERIES Super 8 50X $2,029 [] Now, its important to move onto the variator system, also known as the carburetor. If not done correctly the engine might overheat and can be heavily damaged. In order to comply with various speed limit laws for scooters the manufacturer needs to ensure that the scooter does not go faster than the allowed speed in the country it is sold. Id increa the mainjet then by 5-10 numbers! Hi just wondering if you can give me some advice on how to tune my speedfight 1 50cc it has 70cc kit but reaching 45 max Thanks. Is your airfilter clean? The kit mostly contains of an electronically limited CDI and some other parts (removal of the pillion seat, cylinder head spacer to decrease compression, etc). P.S MOT last week showed no indication of pulley trouble, or anything else for that matter! are there other black boxes? Hi Daniel. Can you double check with them? Thanks in advance. Many 50cc scooters come restricted by the manufacturers. 1) Variator System. Weve derestricted by buying the modded cdi,when opening up to full throttle it only revs up to 9000 rpm then backs down to 8000 and keeps alternating between the two,you can get past it by adjusting how much throttle you give it but if you give it too much it bogs. It should be cut off as close to the manifold as possible. High Performance No-Rev Limit DC CDI for KYMCO Agility 50 I have 2012 Piaggio typhoon 50 and at present it will do approx 65-70kmh max on the flat and 30-50kmh uphill and id really like your advice on how to make my scooter better at travelling up hills. The little clip you can find on the needle is for adjusting the fuel / air ratio. What is going on is that unburnt fuel from engine gets burned in catalyst. It is an old scooter and it comes out of the hole hard esp when the clutch is cold. I have a 125cc honda Aero, currently it goes around 45-50. If yours is restricted it would be the drive boss which if there is a lip on it then it is restricted and you just need to get a smooth one which you can buy for cheap online. This depends on the vendor and manufacturer of your scooter. also how would I go about finding an unrestricted CDI? We Remove The Restricted Variator & Replace With A Non-Restricted Variator Boss. How to check if your Scooter CDI is restricted 2. I would highly recommend that anyone with a 50cc restricted Kymco scooter do these two mods first before anything else. [] mph). Assuming i dont derestrict anything else. no part changed or anything. There are heavy fines and you might loose your license when get caught or involved in an accident! Throttle opening and air supply restrictions are often found on scooter carburators in order to restrict performance. Complicating the issue further still are derestrictions and modifications. the bike is in pieces and needs to be rebuilt from the ground up, so i generally need to know where everything goes including wiring diagrams? Remove that and you will get some more top end. Hi Dan, What do you know about restrictions on SYM jets port 50x 2013, A catalyst has to operate at a high temperature to perform in its intended way. Removing the restriction does not require any welding. lol in all seriousness, though, best of luck at you next inspection. By good I mean these can be removed easily without spending a single penny (given the right tools). 4. Derestricting the scooter will increase performance considerably allowing for a much faster acceleration and also a higher top speed (usually about 75km/h). Mhm normally this sounds like a carb adjustment issue (too big mainjet), but since you run the stock carb it should rather be too lean (too small jet). cheers for the info on the springs makin the noise, wouldnt have bin able to diagnose that myself. Youll need your trusts socket wrench again to remove them. This is just a general note and depends on your scooter model. A stock carburator usually has a diameter of 12mm. The speed of your 4-stroke, 50CC scooter is restricted by a small washer found in the scooter's variator system. 2015 TuningMatters.comConcept and Development Daniel-Klose.com. Please note: It is not possible to derestrict the CDI by yourself. What should I check/change/adjust next? The carburator needs to be adjusted according to the amount of air it is processing. How to remove or put back restrictor on 50ccm scooter, easy and Diy INSTAGRAM: https://www.instagram.com/kruno.eti/ Show more Show more Scooter Stop shows how easy it is to make your Kymco 50cc scooter 5-8 mph faster or either order a scooter online and have us do it. Hey mate, i have a 110cc Honda Benly. Simply remove the air filter hose from your carburator and look out for plates that prevent the air flowing through your carburator when its throttle is opened. thanks shaun. Hey Shaun, Yes, this sounds like the gears are too short! On the other hand the manufacturer wants to build engines that perform well in terms of acceleration. Is it accelerating quickly, or super slow? But it goes 35 mostly and less often it hits 40. Hi! Over the next days/weeks I will explain the basics of scooter tuning, starting with simple improvements like derestrict a 50cc scooter and later going deeper into engine tuning concepts like flowing or changing the engine timings. This should do the job! Im looking to get into customising mopeds but would like to find out some information as to what the restrictions are in German. I just finished re-porting the cylinder for a bit more hp. The problem Im having when I crank it up and rev it up fast it cuts off and I idle it and it still doing it. Also your insurance might not cover you anymore. Description. Now although his nifty is noticeably smaller in size to mine, Im having to push myself off when starting up even the smallest of inclines, my god i went to my grandmothers the other day an she lives on a fairly steep hill an as i was leaving i couldnt even get the bike to move up hill with me on it! Oh well, sorry for rambling, hopefully youve got a clue about how my moped is restricted, because being LOCKED down in 50 KPH is very annoying. I wrote to Racing planet but they do not support this bike. All Piaggio engines are the same, therefore if the exhaust doesnt fit, its probably for a different engine Although the Stage6 have shown some horrible quality control in the past with their China goods Anyways, get in touch with the dealer and ask for a replacement. You can it's incredibly easy. Hi Richard Is that a 4st or 2st model? We Ship These Fine Scooters Nationwide In The USA. If you find that it doesnt pull out easily, you can loosen the bolt connected to the pin. Thanks mate. the variator ring actually damage the variator over time. A limiter within the carburator blocks the movement of the slider. Now to find out why its not charging my bets on the almost constant rain that weve been receiving lately. The exhaust restriction is applied to most scooters and can be easily removed. I have a 4 stroke 50cc ice bear rocket. Following your guide I have now removed the variator ring, and looked for the exhaust restriction on the Leo Vince Touring, but it was not present. This is why statements about higher top []. Hi I was looking through these posts and it seemed interesting! Basically, tiles are placed on a surface and the spacing in between tiles is filled using a powder called grout. Derestricting your 50cc scooter is a simple process that you can easily do yourself with the help of three wrenches and the method thats been laid out in this article. This page has stopped me dead in my tracks and made me re-evaluate everything i thought i knew about scooters! Maybe 0.5-0.8g less! The scooter most likely has a variator ring installed. Those restrictions from the manufacturer are kind of funny in Colorado. how to remove the speed restrictor on kymco scooter Most stock exhaust feature a dummy pipe on the exhaust manifold whereas restricted after market exhausts have a little diameter restriction welded into the down pipe. It currently does 87kmh but it can only do 62kmh max to pass the test. Best, Daniel, Are there washers on the needle valve that can be moved around to increase speed. Usually, its only a matter of removing a couple of washers. Tho the stock engine wont have the power to rev higher by default. Agility 50 Derestrict . Locate the variator system on your 50cc scooter. Will replace with new one anyway for DIRECT comparison for future reference. (Drive boss is located in your CVT) about. I really struggle for information about my 4 stroke Yamaha aerox 2015. You basically need an oscillator, a way to control its speed, a way to control duty, and advance phase(advance timing in ECU terms)? Hi, No, usually the stock mainjet is ok for derestricting. I would greatly appreciate your help if you know anything about this topic. It is a NH 125 Honda engine. And since my place doesnt have enough tuners who can get me increased performance, Im depending on online help to get more power out of my scooter. On a stock carb (12mm) it should be about 60-65 for a stock engine with a sport exhaust, unless you have modified anything else! Restrictions through replaced parts on the other hand cant be simply removed. List of questions still remain unanswered tho! Have you tried going downhill? Do you have any idea, how to make this scooter faster? Step 1 Detach the kickstart from the variator system. Youre right it is difficult! I want more accelerationI weigh about 185lbs Can you please give me your thoughts. Hi Daniel. If you dont find one, dont worry; some manufacturers dont include the second washer in the variator system. No, sorry. These restrictions are not stock and therefore need to be installed by the vendor of the scooter. Can you please, please, please give me any info about my bike and how to get rid of this restriction? What exhaust are you running with the 90cc kit? Is it only nessesary to change this if I am adding a performance exhaust?? Would love to get more and more tips from you! Although I have zero experience with these seemingly disposable 2 wheelers Everything breaks Lol. The new page will be a lot easier to navigate and community features will be much improved. Idle Speed This needs to be adjusted when the engine is warm. However the top speed of the vehicle needs to be restricted to 25km/h to be compliant. Check this page frequently as we are quickly adding new KYMCO scooter parts almost daily. There are some bigger engine scooters with restrictions but it is very untypical for them to be restricted. Step 2 Open up the variator system. - Monimoto US, How To Quickly Determine The (DellOrto) Carburetor Main Jet Size, How To Check Your Spark Plug for the Correct Carburetor Setting, How to check if your Scooter CDI is restricted, The Ultimate Scooter Tuning Exhaust Test (70cc Sport), To allow for use with a certain drivers license class, To comply with speed limits and legal requirements, Check the vario rollers for wear and replace them with new ones, Ensure that the belt is still within specification or just get a new one, Remove the vario restriction as described in the article.
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