VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 2. It is rarely necessary to purchase a "jet kit" to correctly set up the V Star 1100 carbs. 1. ) Carb Synch Screw Modification "How To" Video, Carb jetting information is in the TUNING section or click here > 6 Carb Jetting, ---------------------------------------------------------------------. For occasional riding at higher altitudes, most riders have no major issues with the standard jetting, however you may need to adjust idle speed slightly. Re: After cleaning carbs on my v star 1100 fuel started. 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. Identify the jets; they're in the recess where the float needle went in. If the stumble starts to return then drop to a 17.5 and start with 3 turns out. After changing jets or removing the carbs from the bike for any reason, they MUST be synched. No hesitation and idles nice and smooth. Kind of a "no brainer", but some have actually tried it. NOTE: When removing the carbs from the bike (per above instructions) remember to loosen the hold-on clamps all the way. New needle valve has significantly more "spring". This is the first in a two part series on the complete disassembly, cleaning and reassembly of my dual Mikuni CV carbs for the VSTAR 1100 and bt1100 Bulldog. Buy just the jets you need (Mikuni brand) according the the charts above and put the rest of the cash in your wallet. Hope this helps some of you that are close but, just can't get it. 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. 5.0 / 5.0. With a little patience and some elbow grease, you can get your V Star 1100 running like new again. 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. Fuel Shut Off Solenoid Wires - They Break Easy - How to Fix. Nighthawk005: I know how you feel but after I was talked through it the first time it all made sense. This will get you very close to synched. Note: Damping the fast movement can also be accomplished via the use of heavier oil: Remember - the reason for using the 2-cycle oil is two fold: visible color, and it won't hurt the engine if it gets sucked in. Reset the IDLE screw to original position. the bench synch is merely to get you close to get the bike running. I brought the gauge and section of tube to Home Depot and asked someone in plumbing dept to find the connector (2 and 3). But dont worry, there are a few things you can do to fix the problem. 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. Maustarman put together this video of a modification he did to make it a painless operation. Part #: 15248C; Parts Unlimited Part #: 1811-4253; . If your Yamaha dealer doesn't have them, just about any Harley dealer will (Harley used Mikuni carbs for years). Metric Magic Thumbscrews and MaxMix (Old) screws are set at 1/2 the turns of the stock PMS. 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. Carb cleaning followed up with about 60 psi air would be better. 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. 21 posts from 8 voices. It is equally clear that you should proceed with caution in all other cases (non-MaxAir Predator Pro needles), and NOT use this procedure until your bike exhibits some symptoms pointing to over rich situations, that cannot be cured by other means. Riders Seat Single Allen head bolt on a Classic, the Customs seat was held on by the seat bracket. Yamaha has been one of the most beloved motorcycle manufacturers for years. You got her back to normal without a major tear down. JavaScript is disabled. I think the ethanol is screwing the pooch here, as I've never had the problems I'm having with small engines over the winter! 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. Clean up the engine area of your bike without breaking the bank! 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. 4 Repairs 5 Modifications. Making More Power - Comparisons. "The Over Complicated Synch Method". below. An 8mm x 5mm (thread pitch of 1) will be perfect & I think it looks better than the big brass plug. For all of the needles that I have reground or made, I always put the plastic spacer (plastic shim) on last as it doesn't get past the shoulder. Armed with the knowledge that the main jet only effects the 3/4-WOT range, which was the flat spot in the throttle range, I put the stock needles back with 2 total shims, and upped the main jet size to 117.5 front & 115 rear. 5. The second vacuum access plug is not actually at the carburetor duct, but is actually on the line that runs from the rear vacuum port to the AIS. See note below. or Best Offer . The NADA Guide value is $3,090 for Low retail and $3,675 for Average retail. This can be frustrating, but there are ways to fix the issue. ** - Simply turning the PMS out an extra 1/4 - 1/2 turn will increase the mixture throughout the throttle range on these bikes. Should also sync your carbs every year it's great for your MPG'S. Remove the carburetor from the motorcycle. A forum community discussing all bikes from Harley Davidson to Honda, Suzuki, KTM, Yamaha, and BMW. 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. Now here is what I was messing up. This will work the same if you are using dial gauges, a mercury tube type gauge or a Morgan Carbtune. Anybody familiar with this? Between the float lobes is a shinny brass tab. link to How to Clean Carburetors in John Deere D130 Tractors. Mud Guard The Igniter Plate was mounted to it on the Custom. 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. I keep mine right in the middle of the 950 to 1050 rpm suggested by Yamaha. There is no need to cut any wires for the installation, the wiring harness connects to existing terminals on the bike. They have to be removed - cleaned and the gas tank has to be emptied and flushed out. I also found the way the. 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. There are a few key differences between the Yamaha V Star 1100 Classic and Custom models. After speaking with Shane & SS custom & Tim Bondurant, it was recommended to put the stock needles back in. Start the engine and let it warm up for a few minutes. ), 4. 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. About This Topic. The reason is, mechanically synchronizing your carburetors doesn't necessarily synchronize the vacuum created in the venturi, which is what really matters: equal amounts of gas and air entering each cylinder at the same time. Driving Passing Signals Light Bar For Yamaha V-Star Vstar V Star XVS 1100 Custom. This is the tab that we will be bending to adjust the distance at which the valve will close. No big deal if you've ever seen the inside of a carb, and still doable if you haven't. Shop by category. You can repeat the process, allowing the cleaner more time in the carbs or disassmble the carbs for direct cleaning. Follow all of the instructions below, including the use of jetting chart and simply purchase the jets listed. Boot connection to air-box (front cycl. This is the location where the the float closes the valve. 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. Thaat gets existing gas out of carbs but the sta bil protects from shellacing. 1. (or Why Do it). CaptainJoe 4. The most common problem is that the carburetors can get gummed up, which can cause your bike to run poorly or not at all. Posted by LauriekiliangmC; Latest reply from Mige; LauriekiliangmC # I've got a 2001 V Star Classic with 3900 miles. 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.. Be very careful not to strip the screw heads. Remove bowls. Custom Chrome; Zodiac; Motorcycle Storehouse; Parts Europe; USD $ GBP . Rowe studied engineering, philosophy and American literature at Central Florida Community College. Backfire on decel usually means that it is too lean at idle. Note: Stamped on the needles (not part number1): -- Australian/Euro needles are 5DL 39-53-3/5 on carb 1 and 5DL 40-53-3/5 on carb 2. Remove the seat from your bike and close the fuel petcock valve. 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. Now, with a very small diameter wire or needle or pin (I like those long pins with the heads on 'em - easier to handle) adjust the IDLE screw so that pin can just be inserted under the throttle slide of that one carb. Two bolts, on both the Custom and the Classic. 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 11. 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. Going up 1 more size on the mains made all the difference in the world on the top end. 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! This will help prevent sucking the gunk into the jets. These main jet sizes are 1 size up from stock on the '07 model year bikes. Free shipping. it is more restrictive than the front elbow built into the pipes. 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. These values are based on the assumption that the motorcycle is being sold by the original owner and that it has never been in any accidents. Speedometer lead connector You will find the connector under the Igniter plate. Free LV T-shirt by purchasing a LeoVince exhaust and Muc-Off Cleaning Kit. Replaced the fuel pump. However, the correct method for checking float level is outlined in the Shop Manual. Then did the measurement with my slide rule real easy. Spray carb cleaner into hole where the needle from your carb slide goes in. For pods, add the specified shim below the plastic spacer. 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. Aftermarket Needles - follow the manufacturers recommendations for needles and jetting. 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 New set is slightly shorter - was initially concerned but bike appears to run fine. --------------------------------------------------------. 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To Honda, Suzuki, KTM, Yamaha, and still doable if you 've ever seen inside... A Classic, the wiring harness connects to existing terminals on the top.!, 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada USD. Tank has to be emptied and flushed out they are balanced ( the or... I know How you feel but after I was talked through it the first time all.
