how to make a 4 stroke scooter faster

Hi, would a geared bike have front pulleys and if so where would they be. It is at this point where most scooters waste the most power, as it does not usually take advantage of all the torque generated by the engine of our scooter. E.g. 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. Best, Daniel, Are there washers on the needle valve that can be moved around to increase speed. They are a good investment and can be used for carburators up to 21mm diameter in size. Removing this washer requires minimal mechanical know-how and few tools. Alter the variator system by removing the restricting washer underneath the front pulley wheel. Im too keen about increasing the performance of my scooter. These can only be replaced by buying a shortened exhaust manifold. 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. You will be happy to hear that I am currently working on the relaunch of Tuningmatters.com. 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. hi david i live in pakistan and have a yamaha junoon yd 100 and its cdi has gone faulty.the original is 1.too expensive 2.not availble any where near to me 3.its quality is not good as compared to the original one that came with the bike so it will probs go faulty again.what im thinking is of installing cg 125s cdi and coil with my own bikenow what i wanted to know is what are the disadvantages of having too much spark in the spark plug.i mean im installing a heavy cdi in place of original one, Hi I have this 50cc Pocket bike Im a person that loves to go fast. There are some other exhaust restrictions. Would really like to see it. Hi, Sure but I need some more details. 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. 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 G, Sorry only now saw your comment. Honda engines are often carburator restricted. The most common would be to increase the cubic capacity of the bike by changing the cylinder, piston and cylinder head, but, besides being a very expensive modification, we would be outside the law. I mean bike is only 3yrs old, and has more than likely never bin changed, which begs the question of the longevity of belts? Use an impact wrench to do this. Ideally have someone to help you holding it in place. 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. Cold-blooded. ;). Have you tried going downhill? Sure, I can reach 60kph now, but getting to 40kph is a pain. what i have read and further more what i understand, so far makes some sense. any info on this would be helpfull, i am mechanically minded. Hi Matus, It seems like the garage replaced the rollers with heavier ones? Time to go on the hunt! For other brands this might not be the case. 2015 TuningMatters.comConcept and Development Daniel-Klose.com. Buying these usually will cost more than buying a 70cc kit off of ebay and learning how to do it properly will also take a lot of time. Kymco Super 8 - 4 stroke - more speed | 49ccScoot.com Scooter Forums Is it only nessesary to change this if I am adding a performance exhaust?? How about TGB Tapo 50, what/where are the restrictions? LIST: Peugeot Speedfight 50cc, Keeway f-act 50cc, Aprilia sr50cc (ditech? Anyone have a 2014 Piaggio Fly 50 4T that is derestricted? The new posts are unique and pass the copyscape test. Hi Daniel. 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. Simply grind off the small welding spot that hold the restriction in place and it can be easily removed. []. But it goes 35 mostly and less often it hits 40. My parents got me a scooter just because Im not licensed to ride motorbikes. 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! My sons got a Lexmoto lsm 50. The carb restriction is a big piece of plastic that prevents the carb to open completely. Did I say funny? Hello all. 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? The ring also grinds into the aluminium of the variomatic over time causing it to break. They dont carry any parts for it. I really struggle for information about my 4 stroke Yamaha aerox 2015. If you want to derestrict in disguise you can weld the dummy pipe back onto the exhaust on top of the washer :). In this way, we ensure that, even if we increase the power of our 125cc 4-stroke scooter, we will not have reliability problems and our bike will last longer. I want more accelerationI weigh about 185lbs Can you please give me your thoughts. I would go with 1. and buy an unrestricted CDI. Best Overall. i dont have any money to use to upgrade it or buy parts otherwise i would buy a new one that goes faster. You will be getting the same kind of power that you would typically get from a 2-stroke 50cc motor. 90 on a stock engine is way too big! The cooler alternative imho is to swap with a Minarelli 50cc engine as its 2-Stroke, but thats just me :). The Piaggio Injection models utilize a restricted CDI. Please note: It is not possible to derestrict the CDI by yourself. We're always willing to return your call if you have questions. They are incompatible with other engines on the market and therefore less attractive for Western tuning companies. The CDI (Capacitor Discharge Ignition) is a black piece of electronics that handles the ignition process of the scooter. If, on the other hand, we drive more on highways or interurban roads, we can install higher weights in our variator to achieve more top speed. Increase the air flow to the engine. Do you have a 125cc scooter and don't know how to get more performance out of it? Is the rev increasing then? Get involved in the comments, or post to the forum to make this page more fun for everyone. Do you know what engine it has? 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. Thus your top speed will increase. ring previously removed, no slider openin ress, no carb air supply ress, intake manifold size unchecked as further reading required. Thanks mate. It can be divided into three groups: This can be covered quickly as I only know about the catalyst applied to exhausts. Hi, It is actually a Chinese scooter, not a Japanese. I noticed that the variator roller weights are pretty . And to increase the speed of your electric scooter, all you need to do is replace the battery with a higher voltage one. And it does it very well. Any insight would be appreciated as I cant seem to find a legit answer anywhere! The scooter most likely has a variator ring installed. It runs great and has only done 2500 miles but it will only do 29mph flat out even down a hill! 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 variomatic ring grinds into the aluminium of the variomatic over time causing it to break, or the exhaust restrictions increasing the overall of the engine temperature by blocking the gas flow. Im certain it has to do with the mainjet. how do i get my btm 125 4 stroke to go faster Thanks for the help have ordered some new sprockets thanks shaun, Hi, I just got my Vespa Primavera 50 2T derestricted in certified Vespa garage, but on my way home I noticed that acceleration isnt what it used to be. Brought to you by Leaf Group Step 1 Detach the kickstart from the variator system. According to my official papers the engine is NS-50F. You cant modify them yourself but they are fairly cheap (about 30-40 euros). Filed Under: Performance Tagged With: faster , mod , modifications , modify , performance , racing , speed , top speed , torque , upgrade Do you know much about where the restrictions in these lie and how id go about removing them? How to derestrict a 4 stroke | eHow UK 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. Can you double check with them? It features 12-inch cast-aluminum rims with five paired spokes. How to Make a Honda Vision Moped Go Faster. more to follow. 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 ? How Can I Make My Stock Exhaust Sound Deeper? Hey mate, i have a 110cc Honda Benly. There's a quartz on a chip like in a watch that limits the rpms to 8750 (39mph for Japan). Ive only found CDIs for TGB Akros, Jetfighter etc etc. The piston goes up, compressing the air/fuel mixture. There are 24 to 48-voltage batteries available in the market. Some catalyst exhausts have a hose connected to the transmission housing (Piaggio). The carburator needs to be adjusted according to the amount of air it is processing. Your info is great, got a taotao just to run food for the stray cats,(deh Florida). are there other black boxes? Again, you get no performance boost if you take out the catalyst and let unburnt fuel pollute the air that we breath, instead of getting it burned in the catalyst. Although I have zero experience with these seemingly disposable 2 wheelers Everything breaks Lol. Air filters come in different colors, such as yellow, red or white. We could say that it is the equivalent of changing the carburetor, but for an injection motorcycle. 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. The fastest it will go is about 58km/h and if im lucky 60km/h. What should I check/change/adjust next? That will limit your top speed. i believe the vario roller weights need increasing is this correct and to what sort of weight ? Removing the restriction does not require any welding. In addition, it can compromise the integrity of our engine for a use for which it was not manufactured. 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. wedding ?) This is the intake stroke. Thanks for the information dont have the money right now but its useful to plan with. Hi, I am in the process of restricting my keeway fact 50. This is done by pressing down on the pedal as hard as you can while the scooter is still moving. For example, mufflers for 50cc scooters can be installed on any 50cc scooters. Besides the discussed stock restrictions below there are other restrictions possible that allow you riding a scooter with a drivers license it was originally not designed for. When i removed the vario to inspect the ring, with two lengths of bicycle chain linked together and attached round the center stand structure for leverage by the way, i immediately noticed that the travel line of the belt was a poor 2/3rds of the way up the var and looked like it had never even been close to full potential. The intake is the black, plastic part on the left side of your scooter above the box (variator system) to which your kickstart is attached. Some people say these routing channels limit air flow and therefore act as a restriction. Especially the main jet might need to be increased to comply with the higher engine revenues and the increased amount of fresh air supply. It is obviously restricted somewhere, do you know where the restriction is and possibly how to remove it? The 150cc, air-cooled, 4-stroke engine is . It costs only a few bucks and will save you a lot of trouble. 3. No risk for engine damage or anything! You should be happy that it goes 35. Search for: Murgrabias tools go viral. Loosen the bolt and pull the pin and you can remove the kickstart from the scooter. I bet most bikes use AC CDIs for example. 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). The intake manifold needs to be replaced when using a bigger carburator. When the catalyst exhaust is being replaced this hose should be removed and the hole in the engine block closed. Hi Marco, The Honda 4 Stroke engines are not restricted in the common way. They practically could be made entirely from mechanical devices like cams no ICs and only a few switches (transistors/SCRs). The exception to this rule are scooters that have developed proprietary parts (for example, Honda). If possible a torque wrench should be used when tightening the nut at 40-50nm depending on your scooter model. Apparently they are built for maximum fuel efficiency and to not go faster than 30mph. For the more advanced tile enthusiasts, having tile nippers, tile cutters and trowels would be good. Disengage the kickstart from the variator system. Hi, I have a friend who just unplugged the cdi( black box in battery area if the name is wrong) and just uses his kick start and it worked for him, will this work for all models or only certain ones. The diameter restriction is often found on street legal after market exhausts (Stage6 Replica, Yasuni Z, LeoVince, Tecnigas, etc.). Sure thing to get a caliper and measure from time to time. Another way to speed up your scooter is to adjust the gears. Currently the scooter has had the carby rejetted and some sort of derestriction on the stock exhaust by the previous owner. Ultimately it is best to get a 70cc kit and some matching exhaust. I see what you mean now bout the CDI modification or lack of. Thanks. Hey Daniel, I live in the states and ive been looking into getting a 50cc engine. This is just a general note and depends on your scooter model. They follow a pretty simple (and thus easy to identify) formula, obviously. I just bought a 2009 Super 8 (4 stroke version) and I have removed the shoulder on the variator boss and I have also removed one of the purpole wires going into the CDI. When buying an already restricted scooter make sure to receive all the parts needed to derestrict the scooter again. In some states, 50cc scooters that can travel over 30mph must be registered as larger class motorcycles. 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. 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. You can also find variator rings in some engines! Is it possible to make a 50cc scooter go faster without actually Rear Pulley I believe the sound comes from either the pulley spring, or the clutch springs. 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. By doing those few things you will have an extremely noticeable increase in power. Have you done it? Thanks. [] mph). The other things to do are described in the article. 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! Rev the engine up slowly and check if at some point the engine stops revving for no reason. These are bolt on solutions and cost only about 20-30Euros. Attach a windshield to the handlebars of your scooter. The easiest way to remove the catalyst of your scooter is to replace the stock exhaust with an aftermarket model. UNBURNT so, of course there is no loss of energy. Thats one thing they have in common with US companies cost-price analysis. The Naraku ones from Racing Planet are cheap and good! However, I would like to reach atleast 35mph. When the air/petrol mix supply is restricted the engine cannot perform at its full power. Im looking to get into customising mopeds but would like to find out some information as to what the restrictions are in German. from Piaggio). Hi i want to derestrict my 2 stroke 50cc scooter it is a Honda Hero Winner. Hi Dylan, Unfortunately Honda makes their very own engines just for their scooters. Hi I have two kemco scooters 2013 50cc likes would like them to go faster need some help thanks. Samuel Hamilton has been writing since 2002. I have searched on ALOT of websites, and i havent found a single derestricted CDI for my Bullet RS. The panel says its restricted to 30 And my question is that i would like to increases the speed more than 30, at least to 40 because going up the hill it goes to 20, and when I am caring one bag of shopping its more slow. Could it be the same OM cdi with built in speed limiter? i have a 2009 50cc keeway f-act japanese performance scooter..does it have restrictions and where and what would be the restrictions on it. Make Your Four-stroke Faster With the Judicious Application of Cubic 50cc Scooters and up.. 125cc Scooters and up.. 250cc Scooters and up.. 2 Stroke Scooters. Is it going faster downhill? Seems it is scooter with max speed 25km/h. There are different reasons why scooters are having restrictions applied. Many riders will derestrict their 50cc motorbikes and install performance parts to increase their top speeds. However the top speed of the vehicle needs to be restricted to 25km/h to be compliant. lol in all seriousness, though, best of luck at you next inspection. Alter the variator system by removing the restricting washer underneath the front pulley wheel. These restrictions are usually provided by third parties which means it is not a restriction applied by the manufacturer of the scooter but a kit bought from a company that specialises in restricting scooters to comply with local drivers license laws.
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