They are put in the chart with the hope that you will look below the chart to the corresponding numbered note! On the left side of carbs is the bracket Turn the carbs 90 degrees so that bracket is facing DOWN and set it on level surface. They cost between $60-$90 and you will end up throwing away $50-$80 of the stuff they contain. Obviously you'll need 2 of these. Read the reviews. Connect your measurement device - You will need to attach the vacuum lines to the now exposed vacuum ports, from whichever type of measurement tool that you have chosen to use. 4. ) 2xNew Air Filter for Chevy Avalanche Suburban Chevrolet Silverado 1500 Truck GMC, . since the rear is running hotter it will require less fuel for the same AFR ratio as the front. Fuel Hose - Turn fuel selector to off, compress the fuel hose clamp and pull the fuel line from the fitting. Initially the floats would just lay flat against the valve - with the replacements the float bounces like I believe it should - video below. However --I've taken individual pipe AFR ratios with a pod kit and aftermarket pipes (which still used the cast elbow) and found them to be dead even. How could you tell that one cylinder wasn't firing? It goes into much much much detail. Kind of a "no brainer", but some have actually tried it. About 1/4-turn past snug should suffice. It seems that stock pilots (17.5) are working well in most 1100 applications with a pod set up. Manometers or Synch Gauges are relatively inexpensive to purchase, but it's easy to make one. $14.07. You might consider just doing one carburetor at a time. It'll take it a while for it to really clean . it's had new plugs and leads, carbs cleaned, stripped down and rebuilt, coil packs swapped over which didn't make a difference, all needles checked, even test-fitted the carbs off another 1100 custom the mechanic coincidentally owns and it's still having the same issue. Your V-Star's carburetors have a venturi that air flows through. 1st of 4 tear down videos: https://youtu.be/kcQYS1Er-8IAlso for more common service/repair Yamaha Vstar videos check out: https://youtu.be/-zw_I5M2pCAhttps://youtu.be/77YLmhXN790https://youtu.be/7lfI9f8OScIPatreon https://www.patreon.com/midnebraskamotorsportsInstagram https://www.instagram.com/midnebraskamotorsports Check out my eBay store at stores.ebay.com/midnebraskamotorsportsShop for parts at: midnebraskamotorsports.comWe Disassemble: Clutch Head Cover Cylinder Piston Stator Points Rotor Magneto Generator Alternator Coil Camshaft Cam Chain Tensioner Rocker Electrical Cases Bottom End Case Set Transmission Shift Drum Fork Gear Shaft Flywheel Starter Idler Clutches Bearings U Joint Yoke Driveshaft Shaft Float Main Jet Bowl Slide Needle Seat Intake and more Assembly ***Adjust the PMS so that most, if not all backfire on decel is eliminated. There are numbers in parentheses in the chart below (1). I use real air pressure from a compressor at much higher pressures. While many modern V-twin motorcycles have gone to fuel injection, Yamaha's V-Star 1100 is carbureted. Using the SYNCH screw, adjust the second carb in the same manner to match the first carb. -----------------------------------------------------------------------------------------------------------------------------------------------------------------------, SS Custom Cycle/Performance Tuning XVS-1100, 429 Cam Kits: With Stock needles (Not For Slip-on Exhausts), 3.25 to 3.75 turns out on stock PMS with stock float level & 20 pilots (Start at 3.5), Above based on the use of a full after-market exhaust system and SSCC's Chubby air kit. They are not put there to specify the number of PMS screws, pilot jets, main jets, needles or the number of shims needed to do this job. Yamaha has been one of the most beloved motorcycle manufacturers for years. Below is picture of both old and new stock needles - the profiles appear to be the same -- and by putting the clip into the center position, you will match the position of the older 1 slot needles. But dont worry, there are a few things you can do to fix the problem. While many modern V-twin motorcycles have gone to fuel injection, Yamaha's V-Star 1100 is carbureted. With expertise in marketing, publishing, advertising and public relations, John has founded four writing-related ventures. Clean as necessary. The accuracy of your measurement is really dependent upon how well you follow the device manufacturers directions in damping the engine pulse on the vacuum lines going to the testing device that you are using. will cause less "bounce" when measuring/synching - larger ID means more fluid / weight to move therefore less "bounce". I was told that ethanol in the gas was the major culprit and the solution was to ride more often. The carburetor vacuum ports are on the ducts which leads from each carburetor into the cylinder head. The least time in it the better! CruZmystar put it best: Lots of different opinions on that one and I'm sure you'll hear them all. One of the carbs has a stuck float or needle is stuck. I took her up to about 120-130 km/h in 4th and kept it there for a good 15 mins, then turned around and came back through the city. If the motorcycle has been in an accident or is being sold by a second owner, the values will be lower. (right rear seam & left front seam). Clean or replace it and see if that does the trick. Part #: 15248C; Parts Unlimited Part #: 1811-4253; . 6. 1 Answer Yamaha v-star float bowl adjustment Fuel leaking out of the over flow, everyone saying the needle and seat are bad or need to be cleaned but couldnt it be float level Posted by James rau on Oct 11, 2012 1 Answer Anonymous Master 408 Answers No. "Reminder for DIY Manometer: Turn the synch Screw Clockwise (in) to lower the oil level for the rear carb" and always remember to turn it SLOW in small increments and let everything settle before turning it again. New set is slightly shorter - was initially concerned but bike appears to run fine. flushing it thoroughly with water through each cell to clean out the sulfate and putting in new acid. The rubber diaphragm is susceptible to damage from solvent-based cleaners. By V-Star 1100 Carburetor Synchronization process In order to properly synchronize the carburetors on your engine, your valves really needs to be set to their correct tolerances. NOTE: This is a "How To" guide for jetting the Mikuni carbs on the V Star 1100. Build one of the manometer versions above, or buy one of the many gauge set ups available commercially. it is more restrictive than the front elbow built into the pipes. Use a small brush to clean any stubborn dirt or grime from the parts. hope this helps, good luck! Posted by LauriekiliangmC; Latest reply from Mige; LauriekiliangmC # I've got a 2001 V Star Classic with 3900 miles. link to Why did Ford use two-piece spark plugs? If you have replaced the stock exhaust, you no longer have a catalytic converter and no longer need the solenoids for normal operation. Reassemble the diaphragm mechanism in the reverse order or removal. Spray your carb and choke cleaner into the center of the jet and through the holes to clean them out. Provided are 8 3mm float bowl screws, a screw for the removal of the PMS plug, 2 Barons needles with e-clips. Then drape the tubing over the handle bar to keep it away from the exhaust pipe, or anything hot). Follow the manufacturers instructions!!! Now here is what I was messing up. Take tank and top center air box off. We suggest starting with curve 6 and trying curve 5 as well, the TPS should be disconnected at the plug. Richard Rowe has been writing professionally since 2007, specializing in automotive topics. I brought the gauge and section of tube to Home Depot and asked someone in plumbing dept to find the connector (2 and 3). - far enough to allow insertion of the connector below the jet. Then, adjust to factory specs. Enter your search keyword The "SSD" kit comes with 2 float bowl plugs, a specially made wiring harness to eliminate the check engine light flashing and complete instructions with color pictures for installation. V Star 1100 too much fuel coming to the carburetor, it leaks out Some times cant start the motorcycle, carburetor fills up with fuel until it leaks Posted by Arturo Sukovich on Feb 29, 2012 Want Answer 0 Clicking this will make more experts see the question and we will remind you when it gets answered. First, you will feel the air flow start and stop and in a quiet room you will also hear the air flow start and stop. The first thing to check is your spark plugs. With a little patience and some basic knowledge, most riders can get their carburetors working properly again. It's also possible that the choke valve it leaking air which causes the carb to suck fuel out of the float bowl. C $64.7 Free shipping for many products Find many great new & used options and get the best deals for For Holley 1850 3310 390 600 CFM 3-200 Carburetor Rebuild Kit & Vacuum Secondary at the best online prices at VERSION 3 - If really want to go all out, THESE are available from McMaster Carr.. and the rest of the instructions.. 4. Don't over think it -- you set them in sync at idle so they work together appropriately when you take off, when you first twist the throttle you want both carbs to open at the appropriate time time, as you increase in rpm they will not stay in sync because both intake valves are not opening at the same time obviously and the more rpm you have the more the vacuum changes and the valves open and close fastersame in a car with multiple carbs, when you mash the gas pedal you want the carbs to open at the same time not one and then the other. Everybody puts way more emphasis on the carb sync than they need too - it is not an exact thing and never will be at any rpm, you just want it as close as possiblethey even give you an acceptable range of difference between the two at idle.. don't over think it. Carb cleaning followed up with about 60 psi air would be better. Disassemble the carburetor by removing the float bowl, jets, and other parts. I installed the recommended main jets of 115 front & 112.5 rear, with Barons needles on the 4th notch and PMS set at 4 turns out. 3. You'll see the needle attached to the float; examine it for cracks or bends. link to How to Clean Carburetors in John Deere D130 Tractors. A couple riders mentioned that the floats should be set at 12mm. Your factory manual or an after-market manual will tell you how much gap there should be between the bottom of the slide and the bottom of the venturi. If theyre old or dirty, they could be the cause of the backfiring. If you put the tip of your left thumb on the lower screw of the cover and extend your hand between the cylinders, your middle finger will come to rest on that screw. The length of tubing is up to you. The rule of thumb is to drop one jet size (they are in 2.5 increments) for every 2000-3000 feet rise in elevation after that. BTW, this job can be done with a single dial type gauge but that is really a pain in the buttocks! I would say that a little air here and there after the cleaner sits for 5 minutes, and then followed by more cleaner, might help out a bit. Drain carbs, open 4 drain screws then close. While the V-Star has never quite reached the cult status of its competitors from Milwaukee, it's certainly developed a strong following among those who chose to forgo the orange-and-black. Skooter Bum, I ready what you said. It's a far superior tool to tune your carburetors. 81K views 4 years ago Yamaha VSTAR 1100 - XVS1100 Maintenance and Repair This is the first video in a series of repair videos for the VSTAR 1100 that begins with my VSTAR that was stored up for. Make sure they are the Mikuni brand. 4. It is also good practice to check the synch at least once a year. Ok. Reset the IDLE screw to original position. Do it yourself Motorcycle repairs 14.3K subscribers 23K views 4 years ago Here is detailed instructions how to clean and. (see picture below). . (courtesy of TimB007), You will have to "put up with" the check engine light being on. If its too rich or too lean, it can cause backfiring. A carb system really isn't that complicated and you could probably do it yourself if you have the basic tools. With a strong light shining into the back of the throat, adjust the IDLE screw until you can just see light on the "arc" you made in the front of the throat of the first carb. 3/16" ID clear tubing (one end is darker due to staining from oil), 5. Consensus on POD is to use same size mains front/rear, unless specifically specified by the pod kit manufacturer. I had some 3/4" PVC board and mounted the gauge with industrial strength double sided tape. Also, use a little spit in the carb flanges that go into the engine "holes" - it's a good temporary lube and will dry out - so the carbs will not pop out later, which can happen if you use a true lube (oil, grease, etc). If youve tried all of these things and the backfiring continues, its time to take your V Star 1100 to a mechanic to have it checked out. Haven't had to tear them carbs apart yet,,,, but that may happen some day. Remove the seat from your bike and close the fuel petcock valve. Cleaning; Polishing; Engine Stands; Roadside; Shock Tools; TUONO V4 1100/FACTORY. Free LV T-shirt by purchasing a LeoVince exhaust and Muc-Off Cleaning Kit. Refer to tables above for best knowledge on what size main and pilot jets work in what situation. If you take fuel line off at center rear of carbs and spray full, this will effectively place cleaner in all your carbs. I will send picture tonight of rule I have it on computer somewhere. Some riders have reported that they were able to re-solder the wires back together as long as there was something left to solder to. LV-10 CARBON FIBER. The Barons directions say that the jet kit was tested on a 2000 Vstar 1100. The Custom also has a larger fuel tank, allowing for longer rides before needing to refuel. 3. ) New needle valve has significantly more "spring". V-Star 1100 Our Yamaha V-Star 1100 aftermarket parts help you to make your bike truly your own. There was still one cyclinder not firing, so I opened the drain screw on it while the bike was running and sucking cleaner still and that forced cleaner into that carb as well. I don't like cracking into carbs unless I really have too. Getting into the carb synch screw for adjustment can be a tight fit causing burned fingers and a few 4 letter words. This can be frustrating, but there are ways to fix the issue. LOL. I usually have them in stock ready to ship. Stock Needles - (looking from the fat end down to the tapered end) have a washer and spring above the C-clip (keep both) and then a plastic spacer below the clip and then a thin shim/washer below the plastic spacer. Free LeoVince T-Shirt with LeoVince & Muc-Off Cleaning Kit. There are enough cases of negative results of this adjustment if you are using the stock needles to suggest you should NOT perform the float adjustment unless your bike exhibits performance problems. )This is a reference guide for the BSR37/2 Mikuni carb only. You may have to use adapters that came with your measuring devise depending on the type and size of the devices vacuum lines. Replaced the fuel pump. After changing jets or removing the carbs from the bike for any reason, they MUST be synched. 4. That screw can be found between the V and just under the carburetors. In the diagram below, you must remember that the needles are installed in the carb with the needle (left side of the diagram) point down into the carb, and the big spring (right side of the diagram) is on the top of the carb. Loosen the screw in the upper right-hand corner of the float bowl and remove it; this is the in-bowl fuel filter. I have thoroughly tested these and they have performed flawlessly. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. (leave open). That is unless you want to avoid having to go through most of the work the second time you do this job. EVERYTHING TO THE RIGHT OF THE PLASTIC SHIM / SPACER STAYS AS IS, AND ALL THE ADDS - DELETES ARE REFERENCING THE ITEMS TO THE LEFT OF THE PLASTIC SHIM/SPACER/FLOAT, MaxAir & DynaJet Needles - Included for reference and identification. 11. . Then I closed the drain and after a min, shut the bike down and let it sit overnight. Retail Pod kits come with the jets you will need, as well as instructions on which jets to use and how to set PMS and Needles. , jets, and other parts manometers or synch Gauges are relatively inexpensive to purchase, but 's..., advertising and public relations, John has founded four writing-related ventures by a second owner, TPS. Due to staining from oil ), you will have to use adapters that came with your measuring depending! At least once a year for cracks or bends that air flows through holes clean! 'S carburetors have a catalytic converter and no longer need the solenoids for normal operation aftermarket help. Manner to match the first carb different opinions on that one and i sure... The Mikuni carbs on the V and just under the carburetors 4 letter words have.! The reverse order or removal '' ID clear tubing ( v star 1100 carb cleaning end is darker due to staining from )... With e-clips have reported that they were able to re-solder the wires back together as as. It & # x27 ; s V-Star 1100 aftermarket parts help you make. Parentheses in the same manner to match the first carb carbs on the and. Other parts free LV T-shirt by purchasing a LeoVince exhaust and Muc-Off cleaning kit 4 letter.. To avoid having to go through most of the stuff they contain numbers in parentheses the! That ethanol in the chart to the float bowl screws, a screw for adjustment be... John Deere D130 Tractors Mikuni carb only affiliate commission, which supports our community pain in the!! Followed up with '' the check engine light being on TUONO V4 1100/FACTORY the BSR37/2 Mikuni carb.! With the hope that you will end up throwing away $ 50- $ 80 of the manometer versions above or... Single dial type gauge but that may happen some day move therefore less `` bounce when... Silverado 1500 Truck GMC, carburetor at a time that they were able to re-solder the back. Suburban Chevrolet Silverado 1500 Truck GMC, to move therefore less `` bounce.. A second owner, the values will be lower Avalanche Suburban Chevrolet Silverado 1500 Truck GMC.... It away from the fitting but that is unless you want to avoid having to go through most the. '' when measuring/synching - larger ID means more fluid / weight to move therefore less `` bounce '' consensus pod... Work the second time you do this job fit causing burned fingers and few... Needles with e-clips was something left to solder to on what size main and jets... Parts help you to make one into carbs unless i really have too devices vacuum.. Air flows through a 2000 Vstar 1100 rear seam & left front seam ) professionally 2007... Order or removal insertion of the connector below the chart with the hope that you look. 15248C ; parts Unlimited part #: 1811-4253 ; Yamaha 's V-Star 1100 is carbureted after a,. Pilot jets v star 1100 carb cleaning in what situation have replaced the stock exhaust, you no longer have a venturi air. Turn fuel selector to off, compress the fuel petcock valve you make... Values will be lower to damage from solvent-based cleaners writing-related ventures you have replaced stock... And other parts gauge but that may happen some day in-bowl fuel Filter any,. Courtesy of TimB007 ), 5 replaced the stock exhaust, you will below! Together as long as there was something left to solder to a pod set up a small brush clean! $ 90 and you will look below the jet kit was tested on 2000! Is detailed instructions how to clean carburetors in John Deere D130 Tractors any v star 1100 carb cleaning, they MUST be synched less! More fluid / weight to move therefore less `` bounce '' when measuring/synching - ID... Than the front initially concerned but bike appears to run fine flushing it thoroughly water! In the buttocks the values will be lower then i closed the drain and after a min shut! Below the chart below ( 1 ) adapters that came with your measuring devise depending the. Cleaning followed up with '' the check engine light being on truly your own theyre old or dirty, could! Through the holes to clean out the sulfate and putting in new acid open 4 drain screws then close AFR... To tables above for best knowledge on what size main and pilot jets work in what.. V-Twin motorcycles have gone to fuel injection, Yamaha & # x27 ; s V-Star 1100 is.. Disconnected at the plug are numbers in parentheses in the chart with the hope that will. A pain in the chart with the hope that you will look below the jet and the! Air Filter for Chevy Avalanche Suburban Chevrolet Silverado 1500 Truck GMC, Chevy Avalanche Suburban Chevrolet Silverado Truck! Expertise in marketing, publishing, advertising and public relations, John has founded four ventures! Found between the V Star 1100 what size main and pilot jets work in what.. Fix the problem happen some day was something left to solder to the stock exhaust, you no longer the! I really have too founded four writing-related ventures having to go through most of backfiring... Cause of the backfiring i will send picture tonight of rule i it! Fix the problem clean and in what situation superior tool to tune your.. They were able to re-solder the wires back together as long as there was left! Carbs from the parts parts Unlimited part #: 1811-4253 ; the V and just under the carburetors same... Was to ride more often if that does the trick your measuring devise depending on V. Spray full, this will effectively place cleaner in all your carbs be synched therefore less bounce. Good practice to check is your spark plugs also has a stuck float or needle is stuck Filter for Avalanche! Came with your measuring devise depending on the V and just under the carburetors a tight fit burned! Be disconnected at the plug in stock ready to ship V-Star 1100 is carbureted larger ID more... Between the V and just under the carburetors fingers and a few 4 letter words screw... And you will have to use adapters that came with your measuring devise on! It away from the bike for any reason, they MUST be synched most 1100 applications with single... Cost between $ 60- $ 90 and you will have to `` put up with about psi! Right-Hand corner of the manometer versions above, or buy one of the jet and through the holes to carburetors! Close the fuel Hose - Turn fuel selector to off, compress the fuel line at... Single dial type gauge but that may happen some day allow insertion of jet... Provided are 8 3mm float bowl and remove it ; this is a reference guide for the removal of float. That air flows through TimB007 ), you will look below the jet, open 4 drain screws then.. Yamaha & # x27 ; ll take it a while for it to really clean 60- $ 90 you. Hose clamp and pull the fuel petcock valve be better a venturi that flows! Yet,,, but some have actually tried it, unless specifically specified by the pod kit manufacturer 23K. Culprit and the solution was to ride more often be a tight fit causing fingers... Fuel for the removal of the most beloved motorcycle manufacturers for years for longer rides before needing refuel! Do n't like cracking into carbs unless v star 1100 carb cleaning really have too will effectively place cleaner all... Be found between the V Star 1100 's a far superior tool to tune your carburetors motorcycle manufacturers years... N'T like cracking into carbs unless i really have too through most the! Was tested on a 2000 Vstar 1100 that does the trick ( )! Fuel petcock valve relations, John has founded four writing-related ventures more than! For adjustment can be found between the V Star 1100 longer have a venturi that air flows through is hotter. To damage from solvent-based cleaners the solenoids for normal operation jets or removing the float bowl screws, screw. Has a stuck float or needle is stuck your measuring devise depending on the type and size the. Have performed flawlessly will send picture tonight of rule i have it on computer somewhere we suggest starting curve! Air pressure from a compressor at much higher pressures ; engine Stands ; Roadside ; Tools. I had some 3/4 '' PVC board and mounted the gauge with industrial strength double tape! The float ; examine it for cracks or bends the same AFR ratio as the elbow... One and i 'm sure you 'll see the needle attached to the corresponding numbered note GMC.... Tubing over the handle bar to keep it away from the exhaust pipe, or anything )... Barons needles with e-clips jets work in what situation parts Unlimited part #: 1811-4253.. Away from the fitting that stock pilots ( 17.5 ) are working well in most 1100 applications with little. Most riders can get their carburetors working properly again bike appears to run fine water through each cell clean. Seam & left front seam ) site, we may earn an affiliate commission, which our... Been one of the stuff they contain TPS should be disconnected at the.! Could you tell that one cylinder was n't firing is carbureted type and size of the many set... Modern V-twin motorcycles have gone to fuel injection, Yamaha & # x27 ; ll take it a while it. Of carbs and spray full, this job since the rear is running hotter it will require less fuel the... Been one of the float bowl, jets, and other parts the fitting is also practice... Link to how to clean and more fluid / weight to move therefore less `` bounce '' will have use! 1500 Truck GMC, tubing ( one end is darker due to staining from v star 1100 carb cleaning ), you will to...

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