Locate the pilot mixture screw (PMS) plug if the PMS is already uncovered on your carb, you will see a recessed screw head located on the bottom or side of your carb. With supplied drill bit, carefully and slowly drill through the pilot mixture plug. The Fora platform includes forum software by XenForo. Adjust idle to factory recommended setting. 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. Altitude Impact - The jet recommendations in the above table are for altitudes up to around 4000'. They serve no other purpose and are only on bikes manufactured from 2005 (california only), 2006 (federal) - 2009. It was lean at about 15:1 from the old screw settings. "The wKB" V-Star 1100 Wiki Knowledge Base. Turn PMS in slowly until engine starts to miss. New manifolds and gauge for homemade manometer arrive today or tomorrow. if(MSFPhover) { MSFPnav17n=MSFPpreload("_derived/vstar.htm_cmp_vstar110_vbtn.gif"); MSFPnav17h=MSFPpreload("_derived/vstar.htm_cmp_vstar110_vbtn_a.gif"); } Carbs are clean with new orings throughout. As far as the headlight issue goes, it is fairly simple. A dental mirror may be of help. // -->. If the stumble starts to return then drop to a 17.5 and start with 3 turns out. There's not a lot of room to work and look. Now back out screw the same number of turns that you would the stock screw, according to your jetting instruction and air/exhaust set up. Reviewed . The information below is for reference only. I have no way to apply the2 +/- PSI that the pump applies, so that test will come while in the bike, I guesslol. Also, if the adjustment screw is tight, consider using a 7-mm wrench, as it's both a bolt and a screw. If you are looking to buy one of these bikes, you will need to decide which of these models has what you are looking for. So I've been working on my bike for about 2 weeks now. If you find accessing the Thumbscrew difficult, you can place a rubber extension" hose over head of Thumbscrew for easier access. have u ever taken a pump apart? 6. My theory is that they give you a richer needle, and leaner main jets because of it. 3.If the PMS is still covered with the factory seal, you will see a brass or aluminum plug with a small hole in the center. So if you set it at 12mm..you should double check the setting. This is called a "lean drop". Watch Your Plugs! 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. 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. Just pay close attention to it while you take care of your bike and you should be fine. I made a wire harness by cutting the wires about 6'' from the solenoids. All in all, it is a very well-rounded, mid-size cruiser. Apart from the issues previously explained, there are also several big maintenance complaints. Screw the old one out, put the new one in, no need to gorilla torque it, just tighten slightly. starbikeforums.com is not in any way affiliated with Yamaha Motor Company, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Starting with a 20 pilot and 2.5 turns out, try to clean this up by opening the screws 1/4 turn at a time. Free Shipping. Make sure you get the "small round" main jets and all will be well! 5. 5. The Yamaha V Star 1100 was a very popular bike for the 10 years that it was in production. They provide original Mikuni main jets in 107.5 & 110 for Stock bikes, and 112.5 & 115 for aftermarket pipes. aken a pump apart? Note: It is important to verify proper throttle operation before starting the engine. Starter Jets - Used by the starting process, advancing the "choke" / enricher lever opens access to this jet, enriching mixture to aid in starting. While many modern V-twin motorcycles have gone to fuel injection, Yamaha's V-Star 1100 is carbureted. /AIS false function MSFPpreload(img) By screwing the PMS screw inwards (clockwise) you fill the hole and restrict the amount of fuel that get mixed into the air stream. INFORMATION STANDARD METRIC MICROMETER Locknut Sleeve line Thimble Spindle Anvil Rachet Sleeve Thimble marks marks Adjustment Before using a micrometer, check its adjustment as follows: 1. This gives good midrange performance, but leaves the top end lacking. you save money by doing it yourself--you can also be assured that the For best results, warm bike up to normal operating temperature. Many of these bikes have made it past 80,000 miles. Note: you have to watch buying stock needles from Yamaha. 3. The V Star 1100 is an all-around excellent bike. Browse Categories Answer Questions . is there a diaphram that opens contacts? Metric Magic's PMS Needles, with Finger Turn Heads: This is a great choice to fast and simple PMS adjustment. Below are other options. Once done rejetting, you can (but not easily) do your final tuning with the "buried" PMS screws, or you can replace them with MaxMix or Metric Magic PMS screws. 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(MSFPhover) { MSFPnav9n=MSFPpreload("../../_derived/electrical.htm_cmp_vstar110_vbtn.gif"); MSFPnav9h=MSFPpreload("../../_derived/electrical.htm_cmp_vstar110_vbtn_a.gif"); } Then, you grab the sheet-metal screw with pliers and pop the plug out - exposing the PMS. 6. Oil Change. page will contain helpful hints for maintaining your V Star 1100 in Installed on a 2003 vstar custom 1100. Then back them out slowly to the point the idle just comes back up. This can fuel flow thru the pump, just by gravity, or will the spring loaded check valves be enough to stop flow. guide--just some tips from my own personal experience. We strongly suggest that you attach the throttle cables prior to mounting to intake manifold. Suggested Tools. 6.Verify that the PMS adjustment screw has been set to a starting position as described above. Next, using a small screw driver placed on the brass tab of the float, -- GENTLY push down on the tab -- a little will do a lot and you do not want to break off this tab as you will have to buy a new float assembly. Played around with the drain screw (open/close/open close) and could see that the needle was seating and releasing properly. v star 1100 pms adjustment. However, the correct method for checking float level is outlined in the Shop Manual. Then drained the carb very slowly and as the opened up I could see fuel going back into the bowl. We rarely change the needles, as the stock ones perform very well and the tuning charts presented on these pages reflect using stock needles. The jet should is the one in focus. A manometer is a device used to measure vacuum pressure. 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. Make adjustments 1/2 a turn in either direction to find the smoothest idle speed. Free shipping. Fortunately, with a little bit of money, this is a fairly simple problem to resolve. The short answer is outwards make it rich inwards makes it lean. (Note: Resistors from Radio Shack - in the Drawers $1 or less each). Sign . Only show this user. /Creator ( w k h t m l t o p d f 0 . Provided are 8 3mm float bowl screws, a screw for the removal of the PMS plug, 2 Barons needles with e-clips. Then, adjust to factory specs. 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. While this is not a terribly difficult thing to do, a quick maintenance task takes much longer than it should. As far as I know, most motorcycle carbs come from the factory with this plug in place (except Honda) to prevent you from making any adjustments. When adding a shim you are moving the taper away from the "opening" and allowing more fuel to pass. if(MSFPhover) { MSFPnav12n=MSFPpreload("../../_derived/wheels_tires.htm_cmp_vstar110_vbtn.gif"); MSFPnav12h=MSFPpreload("../../_derived/wheels_tires.htm_cmp_vstar110_vbtn_a.gif"); } Turn them out half as much as the stock screws. Clear as pond water.. JK. PMS adjustment 32. As a rider, are there things that you can do to prevent these problems? AND the bike must be level, side to side, and NOT leaning on the stand. Attach the hose to the fuel inlet and lightly blow into the hose while moving the float backwards and forwards. 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. Boot connection to air-box (rear cycl. 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. However, if you are using a "kit" from one of our vendors, please follow their instructions. Our install guides provide a basic outline on the proper installation of our products. The start position for the stock PMS screws on a V Star is the number of turns specified in the jetting tables - out from lightly seated. Same as I did, but when it was pressurized, it leaked. One person found this helpful. (right rear seam & left front seam). -- and if you do NOT have such a gap, you will have to pry up on the tab. // -->