how to make a 4 stroke scooter faster
Seems it is scooter with max speed 25km/h. Hope these 50cc scooter upgrades help you make your scooter faster. Hi Marco, The Honda 4 Stroke engines are not restricted in the common way. Step 2 Open up the variator system. 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. 40mph would be great! Thank you. It wont even get up hills, yet alone drive at dangerous speeds! Have a look at our derestriction article to read more about this [], No further news to add as of yet altho did hit 50mph yesterday in the liverpool tunnel (down hill) on my nifty ;). These are the good restrictions. Either way, Im swaying towards this as being the problem due to it never excelling past 7.5-8 thou revs! Hey Daniel, I live in the states and ive been looking into getting a 50cc engine. Thanks shaun. Id like some help on how to get the moped to reach higher speeds. Does it take a while on the straight from standing before the engine picks up on speed and starts revving higher? How to derestrict a 4 stroke | eHow UK It does not affect speed or performance. Is your airfilter clean? Usually too big when it bogs but if your airfilter is too big (eg racing airfilter) this also happens when the jet is too small. We empower you to efficiently solve each new challenge and make your life better and easier. Currently the scooter has had the carby rejetted and some sort of derestriction on the stock exhaust by the previous owner. I bought a 2013 Kymco super 8 50cc 2t scooter last month. Also, find me on Google+, or Twitter. 2-4 are very unusual. They are a good investment and can be used for carburators up to 21mm diameter in size. Ive got a 1984 honda nh125 / 1999 af28 dio you will have to see it to get what I mean but the problem is for me that it is only getting up to 1/2 the speed that the specks say it can reach and thats after having a few aftermarket parts can you help please. Hi daniel, bike has standard exhaust with the baffles removed, It revs up fine and does 35mph downhill bit the revs just keep increasing till it sounds like its going to explode. Best Gas Scooters For Adults (Review & Buying Guide) in 2023 - The Drive how DO you tell a chink bike from a jap? However, this will not make your scooter faster, but only allow it to rev higher. Thank you for recommending the page and I hope to see you on TuningMatters.com 2.0! Loosen the bolt and pull the pin and you can remove the kickstart from the scooter. I mean bike is only 3yrs old, and has more than likely never bin changed, which begs the question of the longevity of belts? We recommend that before buying a new exhaust for your motorcycle, you take into consideration the emissions and road regulations, as our new exhaust must be homologated. Hi Bryan, Congrats on the purchase :) Most Asian scooters have a restricted CDI, which means they wont go faster, even when going downhill. Petrol is poisonous and causes cancer. as is the carb. Maybe the problem is much more with the cdi. When we finally stopped for a chat, i had a go of his myself so i could see how mine should ride with no restrictions in place and the thing nearly took off from under my asre the acceleration was that fast! How to make my 125cc scooter faster? | JCosta And yes, China Scooters aint so good, a Piaggio or Japanese model is certainly less of a hassle :-/, Im curious, also. no part changed or anything. At JCosta we are specialists in performance elements for scooters always ensuring a correct functioning and the integrity of your vehicle. The intake is attached to the scooter by two or three bolts, usually with two attached to the underside of the rear wheel well and one attached to the variator case. 1. If you want a good balance of performance and sound muffling, you would likely pick a more thickly packed muffler. It is true that, in terms of performance, a 4-stroke scooter will gain between 1hp or 2hp. ), Honda ruckus, Yamaha zuma. But did you know that there is a tool that allows you to create new posts using existing content (from article directories or other blogs from your niche)? 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). Im too keen about increasing the performance of my scooter. If there is no direction you can point me in then maybe you know of other bikes that match the specs of the TS so I can look their manuals and vids up instead? at 12mm the mainjet should be 55 or 60! Maybe 0.5-0.8g less! Your manual will indicate the engine size, and the mechanic or salesperson will show you the range of muffler options. Buying an unrestricted CDI overcomes this limitation. it would explain in some manner why there is absolutely on acceleration to speak of when taking off on the damn thing, compared to other niftys Ive rode that take off as fast as a bra in a strip club. 90 on a stock engine is way too big! Most important is the wiring diagrams tho, as the loom i have for it is seperate from the bike and has wires that are cut and need replacing! This is the compression stroke. I have searched on ALOT of websites, and i havent found a single derestricted CDI for my Bullet RS. Could I run the scooter without a thermostat or would you not recomend doing that. am reaching 17.5k on the clock an i bet the belt aint bin changed yet so theres another new part for the ever-growing list. Just purchase an unrestricted one for 50Euros and everything will be ok! Make Your Four-stroke Faster With the Judicious Application of Cubic Hi, Its really difficult to find information about your scooter. you mentioned You cant modify them yourself. A 50cc two stroke that can get a minimum of 40-45 mph with minimum work (ie, simple derestricting). How to Derestrict a 4-Stroke 50CC Scooter | It Still Runs They dont carry any parts for it. Best, Daniel. They practically could be made entirely from mechanical devices like cams no ICs and only a few switches (transistors/SCRs). Is the CDI the only restriction i should worry about? In most cases, your bike won't even start or idle roughly . Therefore, we can say that we will gain about 2hp (depending on the model) complying with all regulations since we are not modifying the power of the engine. Its given to me as a company vehicle, so i only want to derestrict it, because quite honestly the lack of performance scares me more than my Ninja, and its definitely got more go in it than Honda is giving me from the factory. Hi, I have an aprillia area 51 which you hav probs seen, they are quite a big moped for a 50cc, 100kg dry weight. When buying an already restricted scooter make sure to receive all the parts needed to derestrict the scooter again. There are some other exhaust restrictions. Is it accelerating quickly, or super slow? Removing this washer requires minimal mechanical know-how and few tools. Ensure wearing gloves and dont breath in the petrol gases when working on the carburator. Unfortunately high temperatures should try to be avoided when increasing performance (increasing temperatures equal a loss of energy into heat).. Thanks Shaun. Now to find out why its not charging my bets on the almost constant rain that weve been receiving lately. Also have a look for the exhaust restirctions. Do anybody know if that bike is restricted if so how can I disable it so I can get the top speed, Hello Daniel, I have a 2008 yamaha yq50 2st what are the best checks to see if this has been de-restricted it will do about 38 on the flat and just a touch over 40 down hill , I used to own a 2003 Gilera runner 2003 50cc and this did 50mph (on the speedo) just on the flat. ;). We recommend that you carefully evaluate your case and needs before making any modifications and, above all, that you purchase high quality components with European homologation. Place your scooter on the main stand and make sure it's secure. by removing it or even simply filing the nylon part away i found the carb butterfly opened fully and not half way as previously. If you are looking to enhance your scooter enter our store and find all the components of the highest quality for your model at the best price. 50cc scooters are built to offer limited speed and range. I can just be sittin on it not touchin a thing an the rev needle will raise to 2k 2.2k then drop either back to or below 1.8k and bounce about like this almost constantly, but only while idol. The easiest way to remove the catalyst of your scooter is to replace the stock exhaust with an aftermarket model. Top of the range in every sense really! before i noticed this i was getting a good 45mph [Level Road], after i noticed i made a judgement call to seal it best i could til can afford new one, so when fully sealed max mph is reduced to 30-33 [LR]. If you want to derestrict in disguise you can weld the dummy pipe back onto the exhaust on top of the washer :). i just personally think they look and i think it would look cool to putt around town on. 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). I call it this as youve just clarified every issue Ive been having over the past few months [as a newbie] whilst trying to de-restrict / re-tune my own nifty50! I've created a Patreon page if you'd like to contribute to this and future projects athttps://www.patreon.com/brianmdiy Thank you!Side Gap A Spark PlugSimila. 2ndly do you know of any other restrictions? How Can I Make My Stock Exhaust Sound Deeper? Hi, No, usually the stock mainjet is ok for derestricting. Open up the variator system, remove the front pulley wheel and pull the washer off of the front pulley rod by hand. I can perhaps get a hardly noticeable increase in power if I use a little (manual) choke. Be careful when modifying the air filter box. Hey Shaun, No pulley on bikes with gears! The variator is the part that connects the power generated by our engine with the transmission system. It is an old scooter and it comes out of the hole hard esp when the clutch is cold. Hi, I have a yamaha YN50 neos 49cc 2011 4 STROKE scooter. The bike starts and ticks over and runs at low revs OK but when I give it a hand full of throttle it bogs down and backfires. Can you take a photo of it? Thanks for the information dont have the money right now but its useful to plan with. I currently have the pdf manuals: 1) Suzuki TS125 Service Manual 2) Yamaha_DT200_97(4AN8) [french version], And am watching the videos @: 1) http://www.youtube.com/playlist?list=PLmezqKXGAxLu-w1_5a7uPFAfijn4dffvX, The manuals are useless but the videos, altho for the YZ125, show me the basics. 2-Stroke vs 4-Stroke Scooters - Pros & Cons! Hi, would a geared bike have front pulleys and if so where would they be. P.S. Step 1 Disassemble the air box and remove the filter. When reaching a certain engine revenue the limited CDI simply stops the engine from revving any higher by stopping ignition of the spark plug any faster. The air supply restriction is very simple to find. However, sometimes the manifold is even to small for the stock carburator. For the more advanced tile enthusiasts, having tile nippers, tile cutters and trowels would be good. Listen, thanks man anyway. We could say that it is the equivalent of changing the carburetor, but for an injection motorcycle. Hi Daniel, The bike runs the same whether I fit the standard CDI or the unrestricted CDI. There are heavy fines and you might loose your license when getting caught or involved in an accident! For example, if you don't mind sacrificing quietness for speed, you might choose to leave the muffler off entirely, or you could install a lightly packed muffler. Though i didnt think to check if the idle had settled at the time, regardless the problem is still there, Please forgive my naivety in the next sentence, its just the way i was brought up, Im in no way racist but. I know that writing articles is boring and time consuming. Alternatively you can attach the exhaust of the same scooter model without catalyst (Minarelli and Piaggio engines have usually equivalent models with a non-cat exhaust). The new muffler will enable your scooter's engine to expel exhaust faster and cleaner, allowing more air to enter the engine during fuel combustion. What other ways do Chinese manufactures do to restrict RPM and performace. ;), On Google, this found the correct schematics: gy6 cdi mod For practical intents and purposes, unless you know a lot about electronics and EXACTLY the schematic of yours, CDIs are pretty hard to clone and even harder to mod. You should be happy that it goes 35. Too light and the engine will overrev, too heavy and the engine wont rev enough when accelerating out of corners. I would like to increase the speed but not sure what I should buy, nor if thats what is the problem or if they are even able to be customized to high performance engines. Russell. Lexmoto, Sym, Sinnis, Direct Bikes, Keeway, Kymco etc 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. I dont have the money to pay a workshop so would appreciate a little advice. And after some research i thought a derestricted cdi would help so i bought one, installed, and no change. Have you tried going downhill? Hi, I am in the process of restricting my keeway fact 50. This page has stopped me dead in my tracks and made me re-evaluate everything i thought i knew about scooters! The piston goes up, compressing the air/fuel mixture. If what you want is to increase the power of the bike to your liking and directly modify the engine map of our scooter and its injection, this is your modification. how do i get my btm 125 4 stroke to go faster More fresh air in the mix increases the temperature during the ignition process. It should be removed as the ring causes the engine to run at a high engine revenue speed most of the time (imagine you cycle on a bike always on the first three gears even though the bike has seven). This should do the job! Welcome to Part 1: How to derestrict a 50cc scooter. Compare the pressure with the max cold PSI number written on the sidewall of the tire. I have just purchased a new stock sr50r carby version and Im yet to pick it up, My shop is derestricting it for me by doing the exhaust and the variator ring derestrictions as you have outlined in this great article. You can remove old mortar with the chisel and hammer method also. [] mph). Whilst running & idol my revs wont sit still. I have noticed you dont monetize your blog, dont waste your traffic, you can earn extra cash every month. Thus, look for the usual Minarelli restrictions and get an unrestricted CDI! We use cookies to ensure that we give you the best experience on our website. This is probably somewhere around 7-800rpm. Almost all China engines have the limited CDI installed. Removing the catalyst from the exhaust is much more difficult as the exhaust needs to be cut open and after removal welded together again. Any help would be so welcome. Ultimately it is best to get a 70cc kit and some matching exhaust. On the other hand when derestricting the engine it should always be ensured to setup the carburetor accordingly. These devices follow some kind of voodoo for the average person kind of like the old AC/Heater timer controllers about 25 years ago. Sure thing to get a caliper and measure from time to time. They come with a speed restricted engine that lets you touch a maximum of 30mph or 48kmph. Examples for these parts are: electronically limited CDIs, diameter restricted inlet manifolds and increased length exhaust manifolds. If its whiteish, its too lean and needs a bigger jet! 2015 TuningMatters.comConcept and Development Daniel-Klose.com. You can make your four stroke scooter faster by installing a number of products or making one of a handful of aftermarket alterations. Also, would cdi box benefit me or no. Your info is great, got a taotao just to run food for the stray cats,(deh Florida). The Naraku ones from Racing Planet are cheap and good! I noticed that the variator roller weights are pretty . By good I mean these can be removed easily without spending a single penny (given the right tools). Your local scooter shop (if its a good one) should know what adjustments need to be done after derestricting the engine. The alterations and products available have the potential to increase your average speed by one to three miles per hour each. Any tips would be appreciated, cheers colin. Kymco Super 8 - 4 stroke - more speed | 49ccScoot.com Scooter Forums There are some bigger engine scooters with restrictions but it is very untypical for them to be restricted. This is often contradictory to the speed limit requirement as fast accelerating scooters also reach high top speeds. 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! I have a 125cc honda Aero, currently it goes around 45-50. Get a tuning variator (Malossi Multivar or Polini) as this will allow for increased revs and better adjustment of the transmission using lighter rollers. It is obviously restricted somewhere, do you know where the restriction is and possibly how to remove it? Another exhaust restriction can sometimes be found in the exhaust silencer of aftermarket exhausts (Yasuni). This is why statements about higher top []. A 4-stroke engine works as follows: The piston goes down in the combustion chamber, the intake valve opens, and the air/fuel mixture enters. Does anyone know what restrictions there are on a Yamaha YN 50 E Neos ? How can I make my 4 stroke, 50cc yamaha vino a bit faster? Does anyone know what restrictions are on the Lexmoto vienna 50cc. Thanks in advance. Consult your owner's manual and a motorcycle or scooter mechanic or salesperson to determine what type of replacement muffler system you should purchase and install. minimal damage to seat, fairings, etc but also dmg to air filter, was virtually hangin off where the piping exits the filter heading towards the carb. This hose is needed to keep the catalyst clean. Im really stuck with trying to find solution and its getting really frustrating how I cant overcome this stupid problem. Does it rev up cleanly or are there problems? Thanks. Especially the main jet might need to be increased to comply with the higher engine revenues and the increased amount of fresh air supply. Alter the variator system by installing aftermarket variator pulleys. Swap kits plus motor cost about 5-600$ and gets you up to about 6-70mph afaik. Enter your email address to subscribe and receive notifications of new posts by email. The local dealer is really uncooperative and refuses to provide any info on the restriction itself (i.e. A limiter within the carburator blocks the movement of the slider. You can also find variator rings in some engines! P.S. Scooter mechanic here. I wrote to Racing planet but they do not support this bike. It currently does 87kmh but it can only do 62kmh max to pass the test. I dont know the differences in performance between the two but he was on a 2 stroke compared to my 4. I was curious whether or not i should apply to a light bike/motorcycle frame, to get that kind of bobber or kikker look. The 150cc, air-cooled, 4-stroke engine is . from Piaggio). You will need to buy a new one here. Time to go on the hunt! Ive spoken to many people about this, and theyve said that it isnt CDI restricted because their TGB Jetfighter or other TGB scooter wasnt CDI restricted. Surely, the Chinese bike companies would know which is most cost-effective. 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. Tho, you need special hardware to do this, like a dremel and grinders. Im bout oleo the vriator racing weight to this model,Do you think i have done it correctly ? 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! 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 ? A catalyst has to operate at a high temperature to perform in its intended way. Any advice or info on what I should do to increase my scooters performance especially for the annoying hills would be appreciated. It is one of the most common modifications that you can find, and also one of the simplest. I cant find much on this scooter so i know nothing about it. Cheap replacement manifolds can be found on eBay for around 15. Hi there I have just bought myself a 2008 generic cracker 50cc been driving about on it and it is going way too slow on flats i am reaching about 25 mph tops and I really need to do something about this as I am getting left wayyy behind by other people on 50ccs is there anything i can do or get that would give me more speed even to fully top the speed out. Get an unrestricted CDI (apparently the stock CDI is limited). How To Make Your 49/50cc Scooter Faster In Under 15 Minutes With Only Once the variomatic nut is removed simply take out the ring that is sitting in between the two pulleys. By doing those few things you will have an extremely noticeable increase in power. The kind that had epoxy not to keep moisture out, but human eyes. I believe that I have a restricted CDI. You will find a lot of information on those on my site :), I have found that on Tao Tao Scooters and Roketa, as well as most other Chinese scooters too; that removing the black plastic plate between the cylinder head and intake manifold greatly increases the power of the scooter, that combined with removing the air box, blocking off the emissions system with a vacuum cap on the intake manifold, replacing the main jet with a #95 jet and installing a UNI Filter is a cheap and extremely effective way of getting tons more power out of your engine. You basically need an oscillator, a way to control its speed, a way to control duty, and advance phase(advance timing in ECU terms)? you seem like a smart guy and i have faith in you! I have ready that changin the main carb valve for a 60 valve is a good option. I found some circuit diagrams of CDIs on an image search and they seem pretty simple. Derbi has Minarelli engines I believe. And it does it very well. Would love to get more and more tips from you! 5. Derestricting your four-stroke scooter requires you to remove a small washer from the pulley system which transfers energy produced by the engine into the wheels. i believe the vario roller weights need increasing is this correct and to what sort of weight ? Thank you for the information combined in such a nice article! . It is a NH 125 Honda engine. Complicating the issue further still are derestrictions and modifications. nothing illegal in racing besides the unburnt fuel fume coming out the pipe smells terrific and thats what were after. Piaggio for example gives full warranty when derestricting the scooter through a certified vendor/repair shop. Is the rev increasing then? But it goes 35 mostly and less often it hits 40. Hi, This sounds like your rollers in the variator are a bit too heavy. Alternatively it is also possible to buy unrestricted exhaust manifolds (e.g. The exhaust restriction is applied to most scooters and can be easily removed. As said in my email, you probably received the wrong exhaust. Drill holes anywhere on outer wall of the intake. If you are looking for an inexpensive scooter by a well-known manufacturer that can get you around smoothly, then this JLQT-14 gas-powered scooter may be the one for you. CDI Obviously pink wire had no effect, but would i be right in deducing that de-restricted CDIs have only 5 wires regardless of the pin count? ( I noticed you mentioed Here in Germany ) And was hoping you could tell me where I can find out information regarding what is or isnt legal in German ? I currently have a 2016 50CC TaoTao (chinese). Does it raise the reed valves? The exact process of installing aftermarket pulleys depends on the size and type of pulleys you purchase, but for any scooter it will require you to remove the faceplate of the variator case which is held on by six bolts. Also your insurance might not cover you anymore. ROLLERS (weight: TBA) My bro the mechanic, so to speak, who grew up fixin scooters is my only source of experience in this field and i ask him bout anythin first, but when i asked him bout the rollers bein too small an affectin the gs on the plates resulting in not fully closin, he looked at me with a look as to say what $h|t is he chattin and replied with an answer that suggests that any weight rollers should automatically fully close the plates And when it was in the garage for its MOT last week I asked the mech the same Q and got the opposite answer! Samuel Hamilton has been writing since 2002. Some also come with a variator ring and the carburator air intake restriction! Hey Daniel, Do you have any ideas/tips on how to derestrict a 2016 Lance Cabo 50? Therefore, we will stick to those modifications that comply with current regulations and do not pose a problem for you, your insurer or other road users. Attach a windshield to the handlebars of your scooter. I have ordered new cdi (602882M083), changed it, but without any change, the same speed -max25/km/h. You have to have a longer and hotter spark to ensure the entire Air Fuel mixture gets combusted. might have gotten ahead of myself here but just picked up a suzuki ts125x as a first geared project, as never ridden one b4, and am having trouble finding the relevant service manuals and was wondering if you could point me in the right direction? Anyway the engine still bogs down after the initial acceleration, in fact it has the opposite of the very sharp 2 stroke acceleration I was used to with my previous 96 Piaggio. No, usually not. Derestricting the scooter will increase performance considerably allowing for a much faster acceleration and also a higher top speed (usually about 75km/h). First of all, you must know the legal framework and regulations of your country so that it does not affect your emissions or limit your driving license. Hey Daniel, unfortunately, you dont have a clue what is going on there, so here it is: High temperatures, of course, can not be avoided, be it in engine or exhaust, be it stock scooter or not. Best get in touch with your manufacturer or your local scooter shop and ask them if derestricting your engine has an affect on your warranty. How to de-restrict/de-limit a 50cc Euro 4 GY6 (Chineese) moped. One is to induce a turbo. Removing the variomatic ring is difficult as the variomatic is sitting on the crankshaft which spins when trying to unscrew the nut. 2T engines are polluting much more than 4T. In this article we are going to explain you how to increase the power of your 125cc scooter that you want so much on your 4-stroke scooter. Im looking to get into customising mopeds but would like to find out some information as to what the restrictions are in German. Let us know in the comments or the forum and I will answer for sure! I dont understand how a carburetor can get to much air. That is, if we do more urban stretches where what we want is more acceleration, we can equip the variator with lower weights so that it revs more and gives us more power at low speeds. Got any tricks? Apparently they are built for maximum fuel efficiency and to not go faster than 30mph. How to derestrict a 50cc Scooter TuningMatters.com. How to Make My 125CC Motorcycle Go Faster | It Still Runs Any ideas? Detach the kickstart from the variator system. Open up the variator system, remove the front pulley wheel and pull the washer off of the front pulley rod by hand. You would need to check what the default width of the belt is, and use a gauge to verify this (or better buy a new belt right away, but you still need to know the size) 3. Hi Russell, Those newer 4St Minarellis all have a CDI restriction applied. There are heavy fines and you might loose your license when get caught or involved in an accident! If not done correctly the engine might overheat and can be heavily damaged. I meant pointless. Tho the stock engine wont have the power to rev higher by default. Do you know what engine it has? It reaches 45 on the flat (even with the variator restriction), but will slow to under 20 on even a moderate gradient. Search for: Murgrabias tools go viral. Please be a little more specific as to the type of modification(s) and the reason(s) why. p.s i have a full bike licsence and also have a VFR800 slightly faster than the neos.Eating Food With Broken Seal, Columbia Business School Executive Coaching, Alaska Native Clothing For Sale, Fort Stewart Mwr Auto Auction, Venues Similar To Haiku Mill, Articles H