Fits: 91-97mm (3.58"-3.82") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. I helped and got to ride whatever we had around that was running and had my own bikes. I've been working on a '77 GTMX 80 on and off for the past month or so. For easy removal of 5/32" to 1/2" hoses. Here is what I found. No chips or cracks.
For use when tuning a motorcycle with the gas tank removed.
Think, if the crankcase has a breather hose or vent, which it does, you cannot have an air leak from the crankcase, only from the crank seals. Featured Section- gas flow, fuel and combustion chemistry, carb construction and overhaul, fuel injection theory, adjustments and settings, fuel pumps, sensors and catalytic converters, intake and exhaust systems, variable geometry, turbochargers and superchargers, special fuels, fault finding, testing and tuning and a glossary of technical terms. Fits: Diameters 60-65mm. Fits: Diameters 50-52mm. 
Its really simple. Tvs is one of the Biggest Famous Indian motorcycle Honda CB1000R Model is a Street Motorcycle Manufactured by Honda. Includes 12 steel wire ends and a small file designed for cleaning nozzles and the tiny holes found in carburetor passages and jets. Carburetor Adjusting Tool.
Hose Remover Pliers. I'm in process of measuring to see if mikuni 18 will fit. That leak from the sprocket just means the counter shaft oil seal needs replacing.
It started via full choke and a twisting of the throttle. Fits: Diameters 53-56mm. The manifold is still there luckily, but I really need to find something that will work- something that is compatible. 1963 YG1-T, 1965 MG1-T, Allstate 250, 1970 CT1b, 1971 R5, 1973 AT3MX, 1974 TS400L, 1975 RD350, 1976 DT175C, 1976 Husqvarna 250CR, 1981 DT175G, 1988 DT50, 1990 "Super" DT50, 1991 RT180, 2017 XT250. Both Floats must be the same height. Are their adapters to upgrade carbs? What about adapting intake / reed boot to newer carb, remove factory air box, and running k&n right off carb? 382pc O-Rings Kit with Plastic Case. how do other people deal with obsolete carbs on vintage bikes? Completely or partially closes flexible brake, fuel, and vacuum fluid lines. Doesn't look very good. There are other charts floating around the Web that aren't even close. You had good advice, except it costs $80 an hour for mechanics. estimated time is counted by working days. I ran it down a hill and tried to bump start it. Works with Mikuni or Keihin carbs. Import tax(VAT) will be charged if the total amount over. You need to find the specs though, this machine may be normal at 105. Nothing to do with starting problem. If you don't receive the package during the above time table, pls contact us. Makes synching your carburetor setup fast and easy! I did some more tinkering with it today. BTW on the top of the piston it says .50mm which I am assuming means .50mm over standard. Thanks for the input. I'm not too keen on buying carbs on ebay, as their apt to have a lot of the same problems; worn float valves and floats that don't float. if they are dirty/pitted then clean them with a business card rubbed between the closed points. (2.64"-2.87") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. Those articles are specific to Mikuni Round Slide, but the overall process is the same for almost any slide carb, in fact, you could probably use the same process on a butterfly multi-barrell automotive carb. 20X---1.78mm--5.29mm------------13X---2.62mm--13.95mm Did you try starting fluid? Is the fact that I have to use throttle to get it started right? Looks pretty scoured. It worked like a dream. 1974 GT80 missing carburetorneed help! 10X---3.50mm--28.00mm----------10X---3.50mm--47.00mm Carburetor Cleaning Tool Set.
I doubt that will fix it. Fits: Diameters 40-60mm (With a width of 9mm), Universal Band Clamp for Carb Holders or Air Boxes 10X---3.53mm--25.00mm----------10X---3.53mm--37.70mm (2.87"-3.11") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifold to Filter Joints and all purpose uses except carb holders. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. Working as fast s we can to fix. Step by step pictures show precisely how to perform many tasks. Fits: 109-115mm (4.29"-4.53") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. Pilot air screw: Turn air adjusting screw until it lightly seats, then back it out 1-1/2 turns. I decided to be proactive and look into the top end. I think that is enough to rule out a compression problem. Adjustable Width: 16-78mm and Adjustable Height 0-40mm. Did another compression test and managed to get 115 psi. So I finally got it started and warmed it up for about 5-10 by lightly blipping the throttle. There is an air/fuel screw and what I think is an Idle screw. Adjustable to fit most carburetors. I dimensioned my TK and comparing it to the modern Mikuni's it turns out that the VM16, Mikuni's smallest, is the exact same dimensions all around. You will receive a reminder when the product becomes available I have looked for specs and all I can find is stuff similar to my bike (the only thing I can see is compression ratio 6.8:1). Please check with customs office of your country to determine what these additional costs will be prior to bidding or buying. Includes 4 easy to read gauges, Mountable bracket, 180mm extensions - 5mm threads, 65mm extensions - 5mm threads,Necessary hoses, Dampening valves (included to help control needle jump) and instructions. Took me a while to figure that one out. When I got it home I was having trouble starting it. Does anyone have a ballpark idea of what the compressions should be? Am I wrong? (3.35"-3.58") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. Fuel capacity 2 Litres. This is obviously a fuel problem in my mind. Does anyone have any ideas on where I can find a compatible carburetor for my GT80? - Makotosun. How are you doing the test? (1.77" - 1.92"), Universal Band Clamp for Carb Holders or Air Boxes 23X---1.50mm--13.0mm------------14X---2.50mm--16.00mm Please Log in or Create an account to join the conversation. I've got an old yamaha gt mx 80 with a tk carb, an oddball. New, High Quality part, built just for the CB750K. NOTICE: If you are not a free registered member of the site, you will not see the photos in the forum, andyou won't be able to access our premium member content. It's probably a good idea to step up to 1.0 simply because you don't know the history of the bike. Any help is much appreciated! Privacy Information: We and our partners are using technologies like cookies and process personal data in order to improve your experience. All rights reserved. Due to the extraordinary growth of the membership and resources, we are once again bumping up against hosting limits. So my most recent project that I am working on is a 1974 Yamaha GT80A. For use with Honda, Kawasaki, and Suzuki models (which typically have 5mm connections) that use sets of 2 carbs. If you don't want to do that, at least have a machine shop measure the "ovalness" of the cylinder so you know what you're dealing with. We reserve the right to refuse refunds or exchanges on items that are returned in unsatisfactory condition. Its a 1980 so no points as far as I know. This Motorcycle Has been in Produc ? 30 different sizes included in mm's. (2.48" - 2.63"), Universal Band Clamp for Carb Holders or Air Boxes Carb Synchronizer A Must For Setting Hidden Fuel Mixture Screws Accurately And Quickly. 1. Hold the floats with tang just touching the float needle, measure the distance from the top of the float to the float bowl surface (gasket removed). Just burned a piston on 84 kx 80 and have to have it bored. Once again thanks for any help. Copyright of Damineding Taiwan. Throttle stop screw: Turn throttle stop screw in or out to achieve smooth engine operation at (idling speed: 1250-1400 rpm. I would like to know if the chart is ledgit or what. On the side I got around 105-110 psi. My dad used to buy junk, fix em up and sell them. 1980 Yamaha GT80 --1979 Yamaha GT80 --1978 Yamaha GT80 --1977 Yamaha GT80 --1976 Yamaha GT80 --1975 Yamaha GT80 --1975 Yamaha GT80 MX1974 Yamaha GT80 --1979 Yamaha GTMX --1978 Yamaha GTMX --1977 Yamaha GTMX --1976 Yamaha GTMX --1974 Yamaha GTMX --, Main Jet:#90Idle(Slow) Jet Size:#38Needle:Y66Seat:1.4. If the distance is not correct , adjust the float height to the specification. Yamaha DT250 Carburetor Carb Repair Rebuild Jet Seal Kit, Yamaha Carburetor Rebuild Carb Repair Kit Jets Gaskets DT400 DT400E DT 400 NEW, 3 X Suzuki Carburetor Rebuild Carb Repair Kit Suzuki 73-77 GT380 Sebring GT550, Yamaha Carburetor Rebuild Carb Repair Kit Jet Gasket TX500 XS500 TX XS 500 NEW, Suzuki Carburetor Rebuild Carb Repair Kit Suzuki 73-77 GT380 Sebring GT550, Yamaha Carburetor Carb Repair Rebuild kit XJ650 XJ 650 4K0 1980-1984 HSC32, Yamaha Carburetor Rebuild Carb Repair Kit Jet Gasket XS400D XS400 XS 400 400D, Carburetor Carb Rebuild Repair Kit YAMAHA RD 250 LC RD 350 LC YPVS RZ 350, Yamaha 80-82 XS400 Carburetor Carb Rebuild Kit XS 400, Yamaha RD500lc Carburetor Carb Repair Kit 84-85 Rd500 lc RZ500 carburettor, Yamaha Carburetor Rebuild Carb Repair Kit 80-81 Special 81 XS1100 XS1100L, UNIVERSAL Spark plug protector case container spare part holder. I didnt try starting fluid because there has to be something deeper going on. Is this why is was scoured up? Now im having trouble getting it going again.
23X---1.50mm--10.0mm------------13X---2.50mm--14.00mm If you receive any defective item(s) on arrival, please kindly contact us within 60 days after receiving. Yes, the pressure of a bad cylinder is still enough to push your finger. This can be done with the engine off. If you have any questions about products or shipping. **Pls ignore the ebay estimated date for delivery, it always shows a longer time frame.
Which makes it more frustrating. The bike wouldn't kick-start but would always push-start. Is this right? 10X---3.53mm--20.22mm----------10X---3.53mm--32.92mm I am at a loss. Combined Shipping for expedited shipping, pls message us before or after placing orders. (2.20" - 2.40"), Universal Band Clamp for Carb Holders or Air Boxes You need to be a member in order to leave a comment. So it looks like im going to replace the top end. Would like more info on the topic if anyone has any insite. Includes 4 Feet of 1/4" fuel line and an inline fuel valve with 1/4" inlet and outlet. I had it running for over 25 minutes at one point. I will have to find a pdf to something converter so I can upload the whole article to this site. Is this one of the odd-ball dual-spark plug single cylinder machines? Fits: 79-85mm. Suzuki GSX 125 Key Features ENGINE Displacement 125cc MAXIMUM POWER7.8ps@9000rpm MAXIMUM TORQUE9.2 2-stroke engine air-cooled Single Cylinder, TVS Raider 125 Price in BD, Review, Specifications, Photos, Mileage, Top Speed & More, Honda CB1000R Specifications, Review, Top Speed, Picture, Engine, Parts & History, Yamaha RD350 (Japan) Specifications, Review, Top Speed, Pics & Mileage, Honda CB1100 (EX, DLX, RS) Specifications, Review, Top Speed, Picture, Engine, Parts & History, Yamaha RX-S 115 (Japan) Specifications, Review, Top Speed, Photos & Mileage, Yamaha YB 100 (Japan) Specifications, Review, Top Speed, Engine & Parts, Honda CD200 Road Master (Japan) Specifications, Review, Top Speed, Engine & Parts, Honda CMX 500 Rebel Specifications, Review, Top Speed, Picture, Engine, Parts & History, , Suzuki GSX 125 Price in BD, Specifications, Photos, Mileage, Top Speed & More. Was helpful. Hond Yamaha RX-S 115 Review Yamaha RX 115 Is One Of The Most Performance-oriented bikes in Bangladesh.
Fits: Diameters 41-44mm. The standard method is to screw in the tester, open the throttle the whole way and kick it until the needle stops moving.
Do I need to get the cylinder honed?
10X---3.53mm--18.64mm----------10X---3.53mm--31.34mm I've never had a bike with this small of an engine. Are some of the inside part #'s the same across various carbs?
Fits: Diameters 69-72mm. 3. It sounded like it wanted to start and then choked out.
I have a few other charts as well, and they are useless. Fluid Hose Clamp, all steel construction with adjustable locking collar. Im sure its not ideal compression but I think it should be enough for it to fire up. It goes over how fuel systems work and are tuned to suit all engine conditions. 10X---3.53mm--29.75mm------------7X---5.34mm--43.82mm, 419pc O-Rings Kit with Plastic Case. Honda C Yamaha RD350 Review Overview : Yamaha RD350 Is One Of The Most Performance-oriented bikes in The World. Thanks. 10X---3.53mm--26.57mm------------7X---5.34mm--37.47mm Our customer service representative will guide you the returning procedure for replacement. kit de reconstruction de carburateur Vergaser Reparatursatz Vergaser Umbausatz kit di ricostruzione del carburatore kit di riparazione del carburatore kit de reparacin de carburador kit de reconstruccin del carburador GT80 GT80. I picked up a service manual for my 1979 GT80 and this is what is says on doing the adjustments. If so, you should get the same numbers on both plug holes. I feel like while the compression should be better, it should be enough to at least start. (4.53"-4.76") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. Fits: Diameters 46-49mm.
I had a brand-new looking plug a PO had stretched the gap out really far. 20X---1.78mm--4.47mm------------13X---2.62mm--12.37mm Would it prevent it from scouring the piston like the old one? Includes 20 steel wire ends designed for cleaning the tiny holes found in carburetor jets. Also, check your plug gap. This should be enough compression to at least fire right? Hello all. What should I have these set at? Universal Band Clamp for Carb Holders or Air Boxes I haven't checked the compression with a guage. Not much information besides that on setting the two screws. We use data about you for a number of purposes explained in the links below. 2 Guage Sync Guage Set With Pulse Damper Adjusters Any recommendations on where I should go next to get the compression higher? This item is made with High quality materials. The names Honda, Yamaha, Kawasaki, Suzuki and any other trade names or symbols belonging to each respective corporation are stated for reference purposes only. 10X---3.50mm--23.50mm----------10X---3.50mm--38.00mm After you Register, email nathan@alp-sys.com and let me know so I can activate you. small, strike, strong, All payment should be received within 3 days after you purchasing the item. When you buy through links on our site, we may earn an affiliate commission.Copyright ThumperTalk, Inc. - All rights reserved.ThumperTalk is a registered trademark. The float bowl gasket I think. instantly by Subscribing to us. How do your reeds look (or is this a piston port motor? I had an SWM 320 that would run fine and then wouldn't start it was usually the points. We ship to ebay or paypal confirmed address only. Please contact us through eBay anytime and we will reply you within 24 hours(weekend excluded). The Yamaha GT80 B was a single cylinder, two-stroke standard produced by Yamaha in 1975. 10X---3.50mm--22.00mm----------10X---3.50mm--36.00mm Really appreciate it. High Quality - Made In Japan Here is the update. 20X---1.78mm--7.65mm------------13X---2.62mm--17.12mm Not sure of the interchangeability. The products on this site are after market (not OEM) replacement parts and accessories only. By We do not sell or release any of your private or personal information except in response to a valid court order. I was trying to figure out where the tiny ball bearing I dropped when I took it apart went. Single cylinder, single carb. Any thoughts? Could this cause an air leak and therefore a hard start? check your compression. NO choke, NO throttle. Universal Band Clamp for Carb Holders or Air Boxes No pdf's for some reason. 11" long tool with a 8mm hex nut and screwdriver slot adjusting bolt. Im going to retest the compression. 20X---1.78mm--9.25mm------------13X---2.62mm--18.72mm We'd usually have 10-20 bikes at a time. It is an iron bore and may have rusted. Thanks. A blog is a great place to share details on your products, business and whate del, dfn, em ,img, ins, kbd, q, s, samp, Too little or too much fuel in the float bowl will negatively affect tuning results. 18X---2.00mm--5.00mm------------13X---2.50mm--19.00mm Yamaha has taken a very brave st Honda CB 1100 Model is a Standard Motorcycle Manufactured by Honda. Most Of The Bike Love Honda CMX 500 RebelReview Honda CMX 500 Rebel Model is a Cruiser Class Motorcycle Manufactured by Honda. A 47.0mm bore x 42.0mm stroke result in a displacement of just 72.0 cubic centimeters.
The wrong parts jets/needle etc are in the carb, 80-_W0QQcmdZViewItemQQhashZitem2564506d36QQitemZ160596782390QQptZMotorcyclesQ5fPartsQ5fAccessories'>http://cgi.ebay.com/ebaymotors/CARB-CARBURETOR-CARBIE-CARBY-1974-74-YAMAHA-GT80-GT, 80-_W0QQcmdZViewItemQQhashZitem2564506d36QQitemZ160596782390QQptZMotorcyclesQ5fPartsQ5fAccessories. Carburetor and throttle body synchronizer kit for bikes with 2, 3 or 4 Cylinders. On the low side I got 90psi. For E-check payment, shipment will be made until PayPal indicates payment clear. Check it out. ok. got the compression tester. Also one more thing, there is gear oil leaking I believe from behind the small sprocket. h1, h2, h3, h4, h5, h6, p, blockquote, pre,
**Due to the Disease, there might be a small delay in delivery. https://www.cyclechaos.com/w/index.php?title=Yamaha_GT80&oldid=191212. Come to think of it, I have. Fits: 121-127mm. You may be able to make one work. It appears to just be really hard to start. (1.53" - 1.69"), Universal Band Clamp for Carb Holders or Air Boxes A while back I compared the jetting of a bunch of 125cc and 175cc Jap bikes using Keihin and Mikuni carbs, and as I recall that chart corresponded pretty well to the OEM jetting sizes (I had the same info in a Word doc). The engine was a air cooled single cylinder, two-stroke. Fits: 43-49mm.
10X---3.50mm--20.00mm----------10X---3.50mm--34.50mm Im going to go get a compression tester. You will receive a reminder when the product becomes available. I'll bet you a dozen donuts the top end is smoked causing the compression and poor kickstarting. 10X---3.50mm--18.00mm----------10X---3.50mm--33.00mm
It ran when I went to get it. ). It is a solid bike, but unfortunately its carburetor is missing along with the rubber hose which connects to the carburetor and airbox.
Please compare it to what you need to make sure it is the correct kit for you. Note: This picture is of the Actual kit you will get. Hence my pension for the old bikes. Fits: 103-109mm (4.00"-4.29") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. The jaw digs into the tube to grip it, squeeze and the hose is easily pushed off by the jaw. This Motorcycle Has been in production since 2010 To the Present. A brand new replacement unit(s) will be sent to you at our shipping cost. Fits: 97-103mm (3.82"-4.00") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. I put some oil in and got the compression to 60. a, abbr, acronym, address, big, cite, code, Makes synching your carburetor setup fast and easy! Carburetor Float Level Gauge. Buyer is responsible for import duty/ tax if applicable. On the rotary valves they had a"slide cap" idle speed adjuster like the early DT1 and a cable choke. I've rebuilt 3 old Keihins recently, and believe me, I feel your pain.
This was a lucky find. (3.11"-3.35") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. View unanswered posts | View active topics, Board index Questions & Answers Honda CR, MR & MT, Users browsing this forum: No registered users and 10 guests. Several minutes later it fired right up. So you will get email everytime we post something new here, We guarantee you won't get any other SPAM. I got away from it and now my son is ten and am getting back into it with him. does it push start easily?
Note: The pilot air and throttle stop screws are separate adjustments but they must be adjusted at the same time to achieve optimum operating condition at engine idle speeds. It is important to make sure the float height is correct to factory spec when tuning your engine. (1.69"-1.93") Diameters, Band Clamp for Air Filters, Airbox to Carb Joints, Custom Manifolds to Filter Joints and all purpose uses except carb holders. I've used the chart and it seems to work well. All other company and product names are trademarks or registered trademarks of their respective companies. But I have put my finger over the plug hole and kicked it over. What did it do? Hoses & Threaded Adaptor Set Included. We will always try our best to satisfy you. The GT80 B was fitted with a 1.3 Gallon (4.92 Liters) fuel tank. If you just don't need the item anymore, pls start the return process on ebay, (view your purchase history / more action / return the item / I dont need it anymore). 10X---3.50mm--25.00mm----------10X---3.50mm--41.00mm Please confirm your address before payment. Although it wasn't on my computer screen at the time. 13X---2.50mm--22.00mm----------10X---3.50mm--31.00mm Fits: Diameters 66-69mm. 10X---3.53mm--23.39mm----------10X---3.53mm--36.10mm When you buy through links on our site, we may earn an affiliate commission. These come up occasionally on Ebay which is the only source I am aware of. Could I use a carburetor off lets say a other Yamaha or even another brand? We have no relationship to the listed companies. Neither are connected to anything. ), The cylinder looks great. Think about it, 80 PSI (lousy for most bikes) is like holding an 40 lb weight with your thumb. 20X---1.50mm--3.00mm------------13X---2.50mm--11.00mm Before you leave us a negative feedback, pls give us a chance to reslove the problem. All made in Taiwan. In my opinion, the pros of using the original carbs are that everything fits and the jetting is already pretty close; the cons are parts availabilty, wear issues, and low tech (although the carbs I've worked on perform very well). Adjusts with a screwdriver. Please check with customs office of your country to determine what these additional costs will be prior to bidding or buying. It didnt die and idled really nicely.
10X---3.50mm--26.50mm----------10X---3.50mm--44.00mm Portable Auxiliary Fuel Tank, for Non Fuel Injection Systems. If they are badly pitted time to replace. I am almost 100% sure there is no blockage of any kind in the carb. The Amal type jet is the same as the Mikuni. The front suspension was a inverted forks while the rear was equipped with a non-adjustable dual shock. The word "Yamaha", the tuning fork logo or other trademarked logos and all other product names are, or may be, trademarks or registered trademarks of Yamaha Motor Corporation. I have taken the carb on and off about 6-7 times. I just bought a 1973 G. Its either an 80 or 100. No. Fits: 115-121mm. In the meantime, the forum should function, but you wont be able to attach images. By continuing to browse our site you agree to our use of data and cookies. Easy fix, its air air cooled mini, couple nuts and the entire cylinder is off. I actually rode it around the yard a bit. All told, I had it running for about 20-25 minutes. Clearly presented text is fully illustrated with photographs and diagrams. 10X---3.53mm--21.82mm----------10X---3.53mm--34.52mm (1.45"-1.69") Diameters. Note: This tool is not to be used for long term fuel storage, for safety and to prevent accidental spillage, immediately drain gas back to approved long term storage container after use. 23X---1.50mm--7.00mm------------14X---2.50mm--13.00mm
I then decided to turn it off. It should start on 115 psi compression. 32 different sizes included metric sizes. Power was moderated via the wet plate. Think it may be intended as a replacement. The reeds look good.
Some 1960's Yamahas (especially rotary valve models) used that kind of "clamp on" carb. Thanks for your patience. High Quality Precision Angle Driver June 8, 2011 in Vintage Dirt Bikes. QTY---Width----Inside Dia.---------QTY---Width-----Inside Dia. Please consider joining our community! html, body, div, span, applet, object, iframe, I think that's a good chart. Float height: 22.0 mm +- 2.5mm (.87 +- 0.1 in) To correct the float height, remove the float assembly and slightly bend the tang as required. If is push starts easily but wont fire with the kicker your compression is prob low. The use of the word "Yamaha" or any specific model designation is purely for informational purposes to assist users of this site and in no way indicate any endorsement by or approval of this site by Yamaha Motor Corporation. I have been wondering if maybe a YZ80 carburetor may work on the GT80 engine, but I am not sure. Check your floats also: Hold the carburetor in an upside down position. Any ideas on how to do this? Haynes Fuel Systems Techbook. I am working on a fix. 14X---2.50mm--10.0mm------------14X---2.50mm--21.00mm We use cookies to improve your experience on this website and so that ads you see online can be tailored to your online browsing interests. What could the hard start be attributed to.
Yamaha has taken a very brave step as a Ja Yamaha YB 100 Review Overview : Yamaha YB 100 Is One Of The Most Performance-oriented bikes in The World.Yamaha has taken a very brave st Honda CD200 Roadmaster Bike Is Most Popular Bike in Developing Countries like Bangladesh, Pakistan & South Africa. It could reach a top speed of 57 mph (91 km/h). www.treatland.tv/mikuni-vm-18mm-p/mikunim-vm-round-slide.htm. Here is a good chart to convert jet sizes to and from Mikuni and Keihin. We offer good quality products, but it would definitely take longer to arrive at your door. I have been on the hunt for an aftermarket carburetor, but have had no luck finding one. It looks a lot like the mikuni 18, maybe that's what it really is. Once its going and warm it works awesome. **, Central/South America(Mexico / Brazil): 35~55 working days, Shipping from China/Hong Kong/Taiwan to worldwide. Fits: Diameters 45-47mm. 20X---1.78mm--2.90mm------------13X---2.62mm--9.19mm For detailed information about the categories of personal information we collect and the purposes for which information may be used and which Data Processing Services may have access to this information please click on 'Privacy Policy". Submit, Float Needle & Seat , Yamaha Carburetor Rebuild Carb Master Repair Kit Jets GT80 GT 80 GT-80 MX NEW. 1. The overbore isn't excessive, I don't think that caused your problem, however, if it was not done correctly, it could. OEM Ref # 367-14390-14, Universal Gear Clamp for Carb Holders or Air Boxes. Any help would be greatly appreciated. Right?? Could someone tell me exactly what the screws do and maybe suggest some settings? Is there a possibility that is why it is not starting.