Its certain that the carburetor is a full dinosaur and slated for extinction with the evolution of fuel injection, but for the next few years dialing in the fcr keihin is crucial to track and trail performance. I have gone through the standard procedure of tuning. Keihin cdk carburetors are designed for use in racing motorboats and motorcycles, and brands such as harleydavidson, kawasaki and yamaha all have used this particular carburetor. Pdf merge combine pdf files free tool to merge pdf online. The airscrew works with the pilotslow speed system of the carburetor.
Not only do they handle carburetor itself but also various kinds of repair parts. Click the models until you find the picture that looks like your model. With these features you can take advantage of keihins superior performance. A leader in our industry, we know youll be satisfied with your keihin carburetors when you buy from us. Carburetor main plant completed in kakuda city, miyagi prefecture now kakuda plant 1 tatematsu mfg. For your information, the carburetor is shipped out in a state described on. They even put sudco international stickers on them. Setting of a carburetor needs to be adjusted depending on the natural phenomena like the weather, temperatures, and motorcycles and carburetors themselves. Our pdf merger allows you to quickly combine multiple pdf files into one single pdf document, in just a few clicks. The keihin cdk carburetors have been discontinued, but the company still offers replacement parts and repair kits.
Bikers choice keihin carburetor economy rebuild kit 20709 for harley davidson by twin power only 9 left in stock order soon. Harley was a famous company, so when i heard we could design the carburetor, i was really fired up, reminisces one person involved at the time. Jetting your slide valve carburetor pdf jetting your cdkii diaphragm carburetor pdf jet list pdf slide chart pdf. The setting gauge should not press against the float but there should not be a gap between the setting gauge and the float. Some carburetors have this screw located downstream of the throttle valve, in this case the screw meters fuel and opening. It is very expensive to have a dealer overhaul an old carburetor but is well within the skill level of most garage mechanics.
Fuels that contain over 10% alcohol content may damage parts in the carburetors. All keihin carburetors are prejetted for bolton operation. The motorcycle carburetor is a very touchy device that can cause all kinds of trouble if mishandled or neglected. Keihin corporation, a brand of motorcycle and powersports carburetor, common on japanese and other motorcycles, including harleydavidson. The jets are the factory ones, so this doesnt have to do with jet size. This may prevent the carburetor from functioning properly. Always clean the area around the carburetor before disassembly. Keihin pwk carburetors is the dominant carb on the factory motocross machines. The keihin corporation, kabushikigaisha keihin was founded december 19, 1956, and maintains its head office in shinjuku ward, tokyo, japan. The pwm 38 is the new hot ticket for 125 to 250cc road racing and shifter kart. We are flattered that you have purchased one of takegawas products.
Adjust the idling speed by turning the only screw on this cam it is called the throttle adjustment screw with a flat head screwdriver 18 turn at a time, until. After noting the screw positions, remove the screws. Honda carburetor troubleshooting manual international power. Welcome to your mikunikeihin carburetors store mikunitmxhsr,tm,vm series keihin fcr,pwk,fcrmx,pj,pe,pwm series personal fast service. I never leave them or any hd carb in a dumpster when i. Carburetor, 30mm carburetor carb fits for atv dirt bike go kart 125cc800cc, for keihin pe30,120 main jetdmm, 42 pilotslow jetdmm february 24, 2020 22mm pz22 carburetor for honda trail ct90 ct110 carb 19801986. Remove the carburetor side cover if you have not already done so as part of the carburetor removal procedure. I order this keihin pwk 33mm directly from japan webike website last july 8, 2019 and it arrived this morning. Fcr keihin carburetor manuals only afterwards lesson the paper fcr keihin.
Use a screwdriver to lightly set the screw, noting how many turns in it takes. If it is defective, the bowl will either over flow or not allow enough fuel into the bowl. The main jet does not affect the jetting for starting and. Open the dump screw several turns you want to open the hole large enough for passing pieces of trash. Keihin ports, the joint management organization for the ports of. With these features you can take advantage of keihin s superior performance. Keihin carburetor tuning problems showing 111 of 11 messages. We hope all this will be a valuable help for tuning your engine at its best. Nos keihin carburetor racing 34mm pwk34 pn s66a0 made in japan, new free tool. Legendary carburetors for the high performance motorcycle world.
Arrange the setting to match the engine and other conditions. Do the installation work correctly referring to hondas genuine service manual for the abovementioned applicable models. Honda c110 ca110 cs50 cs65 s50 s65 valve throttle carburetor pw16 keihin1. Orma divisione motori di antonio congedo vico piedigrotta,2. How to identify what cdk keihin carb i have by kevin bramer keihin cdk carburetors are designed for use in racing motorboats and motorcycles, and brands such as harleydavidson, kawasaki and yamaha all have used this particular carburetor. Your neighborhood kawasaki dealer has parts for the cv40 carburetor. Units inside blue dotted circled are related to carburetor and rigidly fixed on it. Back when history was not so interesting to me my pan was little more than a decade old, i found the 76 keihin to be quite friendly.
The following is a copy of owned by orma divisione motori, the official italian keihin distributor hildo copied this section, the tuning guide, from, as a reference aid only, to tune keihin pe and pkw 28 carburetor as commonly used on 4stroke mini bikes. Fillable online fcr keihin carburetor manuals fax email print. This will pull up a list of carburetor models on the left side of the screen. The company also supplies motorcycle producers, among them triumph, suzuki, kawasaki, ktm, royal enfield. The keihin pwk motocross racing carburetor is refined to perfection and has set the standard among motocross racing carburetors.
Used on xt6502027, xt6502029, xt6502031, xt6503018, xt6503028, xt6503030, xt6503034, xt6750041, xt6752034, xt6752037, xt6752044, xt6752070, xt6752075, xt6753035, xt6753038, xt6753043, xt6753045, xt6753066, xt6753071, xt6753076 email. The main jet affects the jetting in the upper quarter of the throttle position. Because of their great performance they come stock on a lot of the leading brand bikes. With its new features the pwk will continue to be the first choice in performance carbs for your 125, 250, enduro or atv. Turn the carburetor aside until the float 4presses lightly against the needle valve. Seems a 1997 vulcan classic 1500 uses the same carburetor as harleydavidson. This guide covers problems and solutions routinely encountered on stock and mildly modified motorcycle engines. If using with a dynojet kit or various aftermarket jet holders emulsion tube the. The length of time that gasoline can be left in the fuel tank and carburetor without causing functional problems will vary with such factors as gasoline blend, storage. Keihins engineers were exhilarated to get this offer at a time like this. Unfollow keihin carburetor parts to stop getting updates on your ebay feed.
Rebuild kits general honda kawasaki suzuki yamaha orings gaskets jets jet needles choke. The sheet metal stamping that moves is the throttle cam. Keihin is a company well known worldwide that specializes in manufacturing fcrcr carburetors. The best selling carburetor for two stroke engines. With a phillipshead screwdriver, open the dump screw on the right side of the float bowl, draining the carburetor. That was not the only thing to get fired up about, of course. Make offer genuine keihin carburetor throttle valve slide 40. With the completion of plant facilities, began processing and repair of automobile parts. This is from vw jetta ii which has transverse engine. The airscrew is a finetuning adjustment designed to allow the carburetor to be slightly adjusted for variances in atmospheric conditions. Whether you need to purchase just 1 item or, walker has all of your. Used on xt6502027, xt6502029, xt6502031, xt6503018, xt6503028, xt6503030, xt6503034, xt6750041, xt6752034, xt6752037, xt6752044, xt6752070, xt6752075, xt6753035, xt6753038, xt6753043, xt6753045, xt6753066. Keihin 35mm 35 mm pwk35 pwk genuine airstriker air striker. This is especially important on keihin pj series carbs in that the idle adjust knob.
Unfollow keihin carb parts to stop getting updates on your ebay feed. Precision american made main jets for harley cv and cvk carburetors. Used in honda motors dream and fuji heavy industries rabbit. Visit keihin s website at keihin and access the products page. Main jets supplied by cvp are sized to original oe specifications from hd and keihin. Hey folks, ive a 1972 honda cl350 with some apparent carburetor issues.
Keihin s engineers were exhilarated to get this offer at a time like this. The super bn carburetor for high performance applications is the latest in a series of watercraft carburetors from mikuni. In your detective work of finding your carburetors problem, consider the needle valve as your starting point. As the horsepower goes up, so does the number of potential situations that impact performance or create problems. It produces carburetors and fuel injection, and is a major supplier to honda. Orings gaskets jets jet needles spigots adapters stacks other keihin pwk pj pwm pe parts. Identify the throttle cam on the carburetor by looking at the front of the carburetor and opening and closing the throttle. Visit keihins website at and access the products page. Jetting your slide valve carburetor pdf jetting your cdkii diaphragm carburetor pdf slide chart pdf. Hello group, the keihin constant velocity carburetor on your honda ch250 should perform well with the standard recommended settings under average load, climatic, and barometric conditions.
All constant velocity cv carburetors are designed to compensate for changes in altitude and barometric pressure. Read the owners manual for your vehicle before installing any keihin product to prevent. At keihin, we publicize environmental information through our website. Cvp jet quality exceeds oem and imported carburetor jets. Their packaging is very professional item is very safe it comes with a box inside the box with bubble wrapped this carburator is a work of art from keihin japan. Last month we worked on the fuel screw and its proper adjustments. This needle valve meters your fuel entering the carburetor bowl. The exclusive features built into the new keihin pwm38 result in improved topend power, throttle response, and overall twostroke engine performance. Soda pdf merge tool allows you to combine pdf files in seconds. Keihin carburetors are designed to be used with normal pump gasoline. Trouble shooting your carburetor your keihinmikuni jets.
Whether you need to purchase just 1 item or, walker has all of your individual carburetor component needs covered. How to identify what cdk keihin carb i have it still runs. To avoid injury, carburetors should be installed when the engine is cold. Looking direction of the vehicle is shown in blue symbol. Keihin of course, receives the ultimate credit for design. Keihin ferry boat, a ship operating company in yokohama. Honda used two basic types of carburetors, cv and slide both made by the keihin company. Keihin has just revealed the next step in the twostroke racing carburetor evolution the pwm38. Carburetors are jetted using stock motorcycles and watercrafts. Includes insulator to cyl head gasket and carburetor heat shield gasket. The air screw is a small 5mm in diameter slotted brass adjustment screw located on the inlet side air filter side of the carburetor. Their packaging is very professional item is very safe it comes with a box inside the box with bubble wrapped this carburator is a work of art from keihin.