Identify the jets; they're in the recess where the float needle went in. Was it a good idea? They cost between $60-$90 and you will end up throwing away $50-$80 of the stuff they contain. All carburetors need maintenance from time to time. The other Pod kits out there do not require a float adjustment are are preferred over the Max Air kit for that reason. Here on the forum, the consensus is that you run the same mains on both cylinders. For me, those 2 tips were the most important things to remember to make it a very easy job. Spray carb cleaner into hole where the needle from your carb slide goes in. Carb synching and cleaning information is in the MAINTENANCE section or click here > Carburetor, "The wKB" V-Star 1100 Wiki Knowledge Base, http://forums.delphiforums.com/yamaha1100/messages?msg=55529.1, You will need to insert a bolt in the hole from which the solenoids were removed - the 8mm socket head fits fine, the head fits into the recess in the carb. You do not have to remove the AIS to eliminate backfire. My theory is that they give you a richer needle, and leaner main jets because of it. Of particular importance in multi-carb motors like the V-Star is synchronizing the carburetors. 3. ) If you take fuel line off at center rear of carbs and spray full, this will effectively place cleaner in all your carbs. Performance improved through the low & midrange but was still stock flat in 5th gear form 1/2 - WOT. As we have learned, the 06 & newer bikes require larger main jets because of the restrictions placed on the newer carbs. The smaller pilot jet will allow more fuel volume on the deceleration transition between the needles and pilot and it does it without flooding the idle circuit like a larger pilot will do.. I agree, keep the tank full and put sta bil in . Take the carbs off. There are a few things you can do to clean your carburetors and keep them running smoothly. (See Performance Comparison Section), 10. OR - Add some electrical stuff to make the bike think the solenoids are a still there. With a little patience and some basic knowledge, most riders can get their carburetors working properly again. Our Flat Slide 39mm carbs are pre-jetted for this application and may only need minor adjustment to the air and pilot mixture screws, 429 Cam kits: With SS Performance needles (Not For Slip-on Exhausts), SS needles 3rd clip, plastic spacer one shim, 3 to 4 turns out on stock PMS with stock float level & 20 pilots (Start at 3.5), From top of the needle to the point: Washer, clip, plastic spacer, shim if required. a.) Two things will happen. LOL. If you take fuel line off at center rear of carbs and spray full, this will effectively place cleaner in all your carbs. 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 a time due to reasons beyond my control leading to gas rot. Is the idle issue caused by running without the resonator and intake? stay away from '04 and '05 since the California bikes are different. Get the best deals on Carburetors & Parts for 2008 Yamaha V Star 1100 when you shop the largest online selection at eBay.com. For pods, add the specified shim below the plastic spacer. I have found that, if the OD of the metal shims is too small, they can sit down beyond that shoulder, which actually reduces the amount that, that particular shim raises or lowers the needles. 10. ) As it was used, I kept the tube topped up. Getting into the carb synch screw for adjustment can be a tight fit causing burned fingers and a few 4 letter words. Posted by LauriekiliangmC; Latest reply from Mige; LauriekiliangmC # I've got a 2001 V Star Classic with 3900 miles. Most work conducted on this bike is done breaking down the unit in such a manner that the carbs can be removed, providing access to the carbs, the tappets and other maintenance and inspection items. "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. If so, where does the hose go? This gives good midrange performance, but leaves the top end lacking. Below are other options. Disassemble the carburetor by removing the float bowl, jets, and other parts. Put a liberal amount of Seafoam or Berrymans in the tank. link to Why did Ford use two-piece spark plugs? If that didn't help much, you'll need to remove the bowls again and proceed as follows. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Free shipping for many products! Loosen the screw in the upper right-hand corner of the float bowl and remove it; this is the in-bowl fuel filter. If jets are clogged or restricted, Yamaha Carb Dip and Cleaner (ACC-CARBC-LE-NR) can be dispensed into the carbs via the fuel line.Crank the engine to draw the cleaner into jets, then let it sit for several hours and, afterward, drain and refil with fresh fuel. NOTE: When removing the carbs from the bike (per above instructions) remember to loosen the hold-on clamps all the way. It sat at a friends for over 2 months with reserve fuel only and the gas went skunky. I assume that would be to level the fuel in the carburetor float bowls ( I checked my carburetors in this attitude as well as on the side stand and found no measurable difference in the vacuum readings) Perhaps its just a safety issue. Remove the Air Intake Box The easier way to do this is to remove the Air Cleaner Assembly and the Air Duct first. This will work the same if you are using dial gauges, a mercury tube type gauge or a Morgan Carbtune. . With expertise in marketing, publishing, advertising and public relations, John has founded four writing-related ventures. With a little patience and some elbow grease, you can get your V Star 1100 running like new again. Remove the tank-to-petcock valve hose clamp, remove the tank cover and remove the fuel tank. The 6' length gives me plenty of room to connect to the bike. 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). Do it yourself Motorcycle repairs 14.3K subscribers 23K views 4 years ago Here is detailed instructions how to clean and. Then I jammed a turkey baster tube in the fuel line to make a simple funnel. Remove the airbox and air ducting to expose the carburetor. Remove the seat from your bike and close the fuel petcock valve. Two bolts, on both the Custom and the Classic. Wrap the threads with Teflon tape and just screw them together tight. (Note: these are DynaJet needles). Free shipping on many items | Browse your favorite brands . Assuming you are referring to the 1999 Yamaha V Star 1100 Classic: Remove the two float bowl covers by unscrewing the corner screws with a hex-head driver. It's a far superior tool to tune your carburetors. Clean up the engine area of your bike without breaking the bank! Shop by category. Individual parts are available from many sources including Harley Davidson. )This is a reference guide for the BSR37/2 Mikuni carb only. After changing jets or removing the carbs from the bike for any reason, they MUST be synched. You might consider just doing one carburetor at a time. Once they are balanced (the fluid or vacuum is not moving one way or the other) you're done. some times you can rap the carbs on the bottom with a hammer handle to free up the stuck float. Like I believe skydoc_17 said it's maybe a 50/50 thing. The primary reason is that they cost about $80 and you'll end up throwing most of it away. Was it a good idea? The manual suggests that the bike be placed on a suitable stand or lift. Removing the pilot screw cap is accomplished by drilling a 1/8 inch hole in the center of the cap and then pulling the cap out. Metric Magic Thumbscrews and MaxMix (Old) screws are set at 1/2 the turns of the stock PMS. 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. An important tip..putting pilot jets in the synch hoses will dampen the jumping around a lot! Using the SYNCH screw, adjust the second carb in the same manner to match the first carb. Mains - Stock bikes come with staggered main.s. Main jets can still be changed to 1 step larger, but the PMS adjust can accomplish pretty much the same thing in many cases. How could you tell that one cylinder wasn't firing? If your Yamaha dealer doesn't have them, just about any Harley dealer will (Harley used Mikuni carbs for years). It is also good practice to check the synch at least once a year. Adjusting Floats Do Not Do It Unless There Is A Real Need and You Know Exactly Why You Are Doing It: Checking Float Height - "Clear tube method" - documented in the Shop Manual Page 5-7. Otherwise, Yamaha recommends you tune them every 4,000 miles. Altitude Impact - The jet recommendations in the above table are for altitudes up to around 4000'. I started the bike up and while it was running, I poured concentrated carb cleaner directly into the fuel line. The information below is for reference only. Carb Carburetor Rebuild Kit Yamaha XVS1100 V-Star VStar 99-06 Ref.18-5192 This item is made with High quality materials. Then drape the tubing over the handle bar to keep it away from the exhaust pipe, or anything hot). Then soldered each wire to a 39 ohm resistor (or 33 ohm OK too) and then put the other end of the resistors together and soldered a wire on , put a eyelet on the end and grounded it. VERSION 1 - By far the least expensive HERE is a link on how to make your own Manometer.DON'T USE WATER IN THIS! Repeat with all of the jet holes and spray plenty of carb cleaner. 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. Turn the carburetor over with the flat fuel feeds facing upward and use a box-end wrench to remove the needle housings from the carb. If the spark plugs look good, the next thing to check is the air filter. CaptainJoe 2. This will help prevent sucking the gunk into the jets. -- He said, if ANYTHING, maybe run about .003"- .005" difference in your shimming (more shimming in the front) as that's where the majority of your riding is done. Follow the manufacturers instructions!!! That's my $.02 anyway. They provide original Mikuni main jets in 107.5 & 110 for Stock bikes, and 112.5 & 115 for aftermarket pipes. Riding Victory'til the wheels fall off! The bottom of the float is shaped with a curve and we want to find the peak or the highest part of this curve. The least time in it the better! From mirrors and license plate frames to windshields and kickstands, we carry the most reliable and stylish V-Star 1100 parts on the market, priced to keep plenty of gas money in your pocket. I made a wire harness by cutting the wires about 6'' from the solenoids. Swapping them around may result in an inconsistent air-fuel ratio. -- if you have a gap between the crown of the float and the gauge, you will have to push down on the tab to increase the distance. the bench synch is merely to get you close to get the bike running. Yamahah VStar 1100--sudden problems appear. There is no need to remove it from the bike, but it must be loose to access the Speedometer lead connector. Ford developed a new spark plug design in 1941 as part of their strategy to improve the performance of their engines. Carb Jetting. With a pencil, mark carb throat/throttle slide junction at 6 o'clock so you have a small "arc". This is not optional.it is mandatory to insure proper tuning. Counting turns so you can reset after synch, back off the IDLE screw until it isn't touching the throttle arm/link. Replaced the fuel pump. Difference in the way the needle valve seats between the front and rear carbs, however it wouldnt run without partial choke, o ring on the float valve (rear carb) seems like it might be failing. The seafoam with fuel stabalizer won't hurt. I'm also not sure it's a good idea to mix chemicals. Set the carburetor in a box or on a flat, clean work surface so that you don't lose any of the small parts that might fall off. Referencia: 15248C; . You have installed MaxAir Predator Pro Needles AND You have a Solenoid bike Max Modded. Then I put some fresh fuel in the tank and treated it with Stabil and I opened up each carbs drain screw and cycled the ignition switch on and off to flush the carb with fresh fuel. 3. Spray carb cleaner into small hole inside top of carb. 2. ) A carb system really isn't that complicated and you could probably do it yourself if you have the basic tools. Igniter plate ( Spelled Ignitor in the manual) This assembly, with a rectangular electronic module on it is held on by three (3) quick fasteners. You have just created a measuring gauge. Next thing I did was take the fuel line off at the petcock. 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. On the left side of your engine, you will find a chrome carburetor cover. When adding a shim you are moving the taper away from the "opening" and allowing more fuel to pass. Remove the drain screws from the bosses on the float bowl covers. Try raping each carb on its bowl to unstick it. TPS. And the engine idle speed should be set to its correct range. And the engine. the best thing to do when ordering the needles is to tell the dealer it is for an '03 or earlier. 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. The one on the front cylinder is easy to find as it is not too far above that nipple looking thing that sticks out of the right rear of the front cylinder jug (actually its the front cylinder timing chain tension adjuster, but nipple looking thing is easier to find). 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. Free shipping. Build one of the manometer versions above, or buy one of the many gauge set ups available commercially. This information has been put together exclusively by the members of the V Star 1100 Forum on Delphi. "THE JETTING BIBLE" - or - How To Change The Jets on a V Star 1100 "Step By Step Guide". His articles have appeared in national publications, including the "Wall Street Journal." drain carbs, open drain screws. No big deal if you've ever seen the inside of a carb, and still doable if you haven't. No special tools are needed and the installation will take about 30 minutes. I have about 6' on each. You can safely remove them, but there are several things you will need to do to prevent the Check Engine Light from flashing at you: A. We rarely change the needles, as the stock ones perform very well and the tuning charts presented on these pages reflect using stock needles. Should also sync your carbs every year it's great for your MPG'S. For a better experience, please enable JavaScript in your browser before proceeding. Insert the fastener into the hole and depress the post to where it is flush with the fastener body. Otherwise, Yamaha recommends you tune them every 4,000 miles. Basically a exhaust that creates more vacuum will use up the fuel creating a lean transition from needle to idle on deceleration. Take tank and top center air box off. Stock Needles - How They go Together: (Thanks to DSWANZ). And the reading at idle should approximate: 34.7 37.3 kPa (260 280mmHg), 5.) The difference between the two gauges should not be more then: 1.33kPa (10 mmHg). ( Slip-ons, or Full Systems). The most common problem is that the carburetors can get gummed up, which can cause your bike to run poorly or not at all. Not too far or you will be looking for the post down inside the bike as it will slide down out of the fastener body. Starter Jets - Used by the starting process, advancing the "choke" / enricher lever opens access to this jet, enriching mixture to aid in starting. Free shipping Free shipping Free shipping. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Flag Print this page Add Your Answer You could go up a notch on the Barons needle to lower and lean that out some, but I would still put larger mains in than recommended. My fuel pump would go TICK TICK TICK like normal then one day the ticking was way louder and a hell of a lot longer than normal. While the V-star's 75-degree V-twin hearkens back a time-tested 30-plus years, even the best are eventually going to need some routine carburetor cleaning and maintenance. Just follow this link to get to the forum - V Star 1100 Riders Forum. Do a few sprays every few minutes to let any dirt and grime become loose. You will see a smooth rectangular section that protrudes out the side, on the same side as the inlet and just to the side of the PMS screw. PLEASE NOTE!!! New needle valve has significantly more "spring". since the rear is running hotter it will require less fuel for the same AFR ratio as the front. He has worked as a tractor-trailer driver and mechanic, a rigger at a fire engine factory and as a race-car driver and builder. Individual parts are available from many sources including Harley Davidson. Passenger Seat Single Allen head bolt. Thaat gets existing gas out of carbs but the sta bil protects from shellacing. Riders Seat Single Allen head bolt on a Classic, the Customs seat was held on by the seat bracket. Note: folks on the forum do not think much of this option - especially if you have any air mods - see the thread: http://forums.delphiforums.com/yamaha1100/messages?msg=13808.1. Copyright 2023 Leaf Group Ltd. / Leaf Group Media, The Engineering Toolbox: U-Tube Manometer. 6. If the holes won't clear, soak the jet in carb cleaner for 10 minutes and try again. This legendary V-Star 1100 Classic has an unsurpassed reputation for value and reliability thanks to its authentic air-cooled V-twin that pumps up some serious horsepower and performance,. 3. 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