Was it a good idea? Jets are SMALL MIKUNI. Flip the carb over so that the cup-shaped diaphragms are facing upward. Free LeoVince T-Shirt with LeoVince & Muc-Off Cleaning Kit. Seat Bracket (not necessary on Classic. The information below is for reference only. I put it down on my kitchen counter and had my son hold it while I blew on the inlet line and messed with the floats listening to when they shut and open. 5.0 / 5.0. Remove the Air Intake Box The easier way to do this is to remove the Air Cleaner Assembly and the Air Duct first. 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. If theyre old or dirty, they could be the cause of the backfiring. I had a bad gas issue before I put the bike away for winter. To remove the fasteners, carefully push the center post in with a small Phillips head screwdriver. Remove the Fuel Tank. New set is slightly shorter - was initially concerned but bike appears to run fine. Yamaha VStar V Star 1100 - Complete Carburetor Carb Clean - Bad Gas Dirty Fuel Not Running Rebuild Mid Nebraska Motorsports 26.7K subscribers Subscribe 487 37K views 4 years ago Yamaha Vstar In. Comparison of stock and and the Pilot Air Bleeds supplied in the Kuryakyn Hypercharger Kit. Jul 12, 2011 Puzzled here. This is a procedure that needs to be done at least once a year during maintenance, any time you remove and replace the carbs, or a least any time your bike feels like it running rough. Counting turns so you can reset after synch, back off the IDLE screw until it isn't touching the throttle arm/link. Can anyone add or correct any assumptions I have just made? Button it up! Barons Big Air Kit - Input from Squirrel aka Rob Lewis. 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 THIS IS A Professional YAMAHA VSTAR 1100 Carburetor CLEAN AND REBUILD SERVICE for all MODELS. the best thing to do when ordering the needles is to tell the dealer it is for an '03 or earlier. Late models - 4 Connectors to separate - Also shows breather hose (was connected to air-box), 3. The manual suggests that the bike be placed on a suitable stand or lift. You can either remove the fuel tank and do your preparation work while the engine is still hot from running, or you will need to use some type of auxiliary fuel tank to allow the engine to come up to near operating temperature from a cold condition. 7. LV-10 CARBON FIBER para APRILIA TUONO V4 1100/FACTORY 2021 - 2023. 9 Specifications. No hesitation and idles nice and smooth. I can cruise 65-70mph now in 4th, where previously, it was hard to keep 70mp in 5th. Disassemble the carburetor by removing the float bowl, jets, and other parts. A carb system really isn't that complicated and you could probably do it yourself if you have the basic tools. 06-09 years only. 4.1 out of 5 stars 6 ratings | 7 . -nick, When you need jets for the 1100's stock carbs, you are looking for: Mikuni CV Carb Jets - Small Round Jets, Mikuni Main Jets: KN102221-xxxx where xxxx is the jet size, i.e. The V-Star 1100 air cleaner is poorly designed and needs improvement. 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. Get a Kit From MaxAir - $49 plus shipping. Free shipping. There are hundreds of different jetting and needle set ups.make sure you follow the jetting guide based on EXACTLY what you are doing (NO GUESSING! Now here is what I was messing up. 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. The Fora platform includes forum software by XenForo. 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. Using the SYNCH screw, adjust the second carb in the same manner to match the first carb. Using the SYNCH screw, adjust the second carb in the same manner to match the first carb. Its a done deal! See Cams info below. Once the cap is loose, the spring will push it up. You can do all of this if you want, but the easiest method is listed above. Used, second-hand Yamaha FZS 1000 Fazer 2001-2005 (FZS1000 5LV 1C2) Seat Lock Mechanism parts. Once you get the bowl mechanism back together, test for movement before you install the float bowl covers. 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. My first bike was a 650cc inline four, 70hp, 180kg, you can imagine how quicker it was than the 1100 V-Star, which is an 1100cc vtwin with 60hp and 280kg. Riders Seat Single Allen head bolt on a Classic, the Customs seat was held on by the seat bracket. Follow all of the instructions below, including the use of jetting chart and simply purchase the jets listed. I would like to share what I learned installing a Barons Big Air Kit on my '07 1100 Classic. This is more then sufficient time to sync the two carbs, but the engine must be HOT to get accurate readings. Ok. You can repeat the process, allowing the cleaner more time in the carbs or disassmble the carbs for direct cleaning. Ok, You will need to remove the Seats and Fuel Tank in this order: 1. ) Pilot Mixture Screws. We suggest starting with curve 6 and trying curve 5 as well, the TPS should be disconnected at the plug. Do it yourself Motorcycle repairs 14.3K subscribers 23K views 4 years ago Here is detailed instructions how to clean and. 6. "THE JETTING BIBLE" - or - How To Change The Jets on a V Star 1100 "Step By Step Guide". Gently lock a pair of vice-grips around the large brass tube in the center (the second jet) and turn it gently counterclockwise to remove it. 1. This will help prevent sucking the gunk into the jets. Mud Guard The Igniter Plate was mounted to it on the Custom. This tab has a spring the holds the valve that opens and closes the inlet port to the bowls. Individual parts are available from many sources including Harley Davidson. Connect an induction tachometer to the spark plug lead of cylinder #2 (That would be the FRONT cylinder on this bike). Visit the 6 Sigma Store. Either size will do the job, but 3/16 is better! 8. Where the floats have not been previously adjusted, there will be a gap between where the float closes the valve and where the gauge lines up with the crown of the float (more below). Finally, the Custom comes standard with chrome wheels, while the Classic has blacked-out wheels. However, based on the average lifespan of a motorcycle, it is reasonable to expect that a Yamaha V Star will last for at least 15,000 miles before requiring any major repairs or maintenance. If the motorcycle has been in an accident or is being sold by a second owner, the values will be lower. Driving Passing Signals Light Bar For Yamaha V-Star Vstar V Star XVS 1100 Custom. Then did the measurement with my slide rule real easy. Username ; Password ; Motorcycle Club General Forum. I went to Harbor Freight and bought a little slide rule (metric ) for 1.49. I hear what your saying Marcarl. The carburetor vacuum ports are on the ducts which leads from each carburetor into the cylinder head. I did this for about 5 mins of running at high idle. In the idle circuit you're not going very fast so air-flow isn't a big deal and on the average riding day you're hardly into the main jets. Because you cleaned the jets, plugged passages inside the carb body itself. Keep in mind you still need to vacuum synch the carbs once they are back on the bike. Otherwise, Yamaha recommends you tune them every 4,000 miles. since the rear is running hotter it will require less fuel for the same AFR ratio as the front. Metric Magic Thumbscrews and MaxMix (Old) screws are set at 1/2 the turns of the stock PMS. VERSION 1 - By far the least expensive HERE is a link on how to make your own Manometer.DON'T USE WATER IN THIS! )This is a reference guide for the BSR37/2 Mikuni carb only. 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. 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. Clean or replace them and see if that solves the problem. I have about 6' on each. . With expertise in marketing, publishing, advertising and public relations, John has founded four writing-related ventures. You've now exposed the main float. Take tank and top center air box off. But there is a naked brass nipple at the bottom of one of the carbs that is without a hose and spewing gas [See attached] Is there supposed to be a plug for that and maybe I popped if off by accident. Bike would not start either. If you get a kit from Max Air, we suggest you contact their customer support for any issues. Nighthawk005: I know how you feel but after I was talked through it the first time it all made sense. Other than that, it's about what I do if and when I have a problem. An 8mm x 5mm (thread pitch of 1) will be perfect & I think it looks better than the big brass plug. a.) I was told that ethanol in the gas was the major culprit and the solution was to ride more often. They provide original Mikuni main jets in 107.5 & 110 for Stock bikes, and 112.5 & 115 for aftermarket pipes. Assuming you have a Mikuni carburetor, here are the steps to clean it: 1. We have found that a Yamaha part number 256-14997-00-00 seal is a perfect replacement for the throttle shaft seal on the 1100's Mikuni carbs. 473 Answers There is no shortcut for maintenance of the carbs. makes sense to me. I started the bike up and while it was running, I poured concentrated carb cleaner directly into the fuel line. 2. Buy Saddlemen Renegade Tour Pillion Seat With Studs For Yamaha 1999-2011 1100 V-Star Classic Models (Y0130J) Menu; Specials; Models; Catalogues. Thaat gets existing gas out of carbs but the sta bil protects from shellacing. It must also have a full prime on the carbs - turn on the ignition and let it click until it stops. LOL. Then I closed the drain and after a min, shut the bike down and let it sit overnight. (Note: these are DynaJet needles). The Yamaha V Star 1100 is a great bike with plenty of power. Main jets can still be changed to 1 step larger, but the PMS adjust can accomplish pretty much the same thing. All directions will differ slightly but the goal here is to restrict the flow of air in the test lines to the point where the relative vacuum can stabilize, but the flow is so restricted that it will negate the violent pulsing of the indicator. Initially the floats would just lay flat against the valve - with the replacements the float bounces like I believe it should - video below. Boot connection to air-box (rear cycl. TPS. You need to be a member in order to leave a comment. Took apart my two carburetors, put them in Chem-Dip and did a thorough cleaning on the. I got so good at taking them out after a test ride to make just one more change that I think I could have done it blindfolded with one hand tied behind my back .. the first time just that took me half the day! Free LeoVince T-Shirt with LeoVince & Muc-Off Cleaning Kit. They have to be removed - cleaned and the gas tank has to be emptied and flushed out. Remove the seat from your bike and close the fuel petcock valve. 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. (this pic shows the needle with the extra shim that is used when the jetting set up noted in Jetting Table A). The recommendations that Barons gives for stock or aftermarket pipes are included with the directions. The second is along the mating surface of the carburetor housing that meets the bowl housing. 4 Repairs 5 Modifications. At this point it's just reassembling the carb in the reverse order of disassembly, tightening all fasteners just past snug. Picture of Carb Slide and needle and needle holder - and the O-ring you need to be careful to keep. Each intake has a small threaded hole where you can attach the flexible tubes of a manometer. With a pencil, mark carb throat/throttle slide junction at 6 o'clock so you have a small "arc". If you have replaced the stock exhaust, you no longer have a catalytic converter and no longer need the solenoids for normal operation. The bracket that holds the small chrome cover on the left side of the carbs can be clamped into a vise, freeing both your hands for the next steps. (See Performance Comparison Section), 10. Avoid having this issue by reading into properly STORING YOUR BIKE. Put a liberal amount of Seafoam or Berrymans in the tank. That way I'm sure of where i'm at with needle height. 2. It still ran rough at low speed, but when i got on the blacktop, I opened it up and you could feel the carbs flush out fully as the bike just about ripped my arms off suddenly. Refer to Table A for ALL other recommendations!!! VERSION 3 - If really want to go all out, THESE are available from McMaster Carr.. and the rest of the instructions.. 4. 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 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. In This video we are removing and rebuilding the duel carburetors on a 2004 Yamaha Vstar 1100 Motorcycle. . Remove the airbox and air ducting to expose the carburetor. 3/16" ID clear tubing (one end is darker due to staining from oil), 5. 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.. That should take care of any residue in the carbs. TUONO V4 1100/FACTORY. 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.
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