It only happens at the bottom range of the gear. Condensates from sitting for a long time may have clogged the hoses and filters plus you may have some water condensation in the lines now or particulate matter. My fa50 Suzuki 1985 had the same prob, i could rev it a lil but as soon as i revved it while on it, it would cut off. only will idle. I would start with checking fuel flow, as well as the fuel level in the tank. My 2000 650 V-Star just turned 18-years old, and has 90,300 miles. 650 v star runs good on back cyl. Tested coil/plug wire for secondary … Rejetting alone will not add horsepower, but if you have added a free flowing exhaust or a larger intake manifold rejetting … yamaha 650 vstar 5 gear bogs down 1999 vstar 650 runs fine through first 4 gears but when I shift into 5 I have no - Yamaha V Star Classic question Alex Jansen, + very well stated question. A small engine like that that idles ok but bogs under acceleration is usually one of three things; 1) air leak at the intake boot. • Bungee cord tie down “hooks” on rear passenger foot peg mounts • Oil level sight glass window • Low-maintenance (battery should be charged during winter storage) 2018 Yamaha V-Star 650 Custom Totalmotorcycle.com Features and Benefits ///Engine •649cc (40-cubic-inch), air-cooled, SOHC, 2 valves per cylinder, 70 degree, V-twin. Is the carb tight on the intake boot? The bike is a 2001 Yamaha V-star 650 with only 3750km on it, twin Mikuni carbs, with a fuel pump. So problem is solved. If it revs you have a vacuum leak. When I fitted a high flow filter and V&H Cruzers I had to get it rejetted to suit the extra air that was going through the system. V-Star 650 Custom (98-03) V-Star 650 Custom (04-16) V-Star 950 (14-16) V-Star 950 (09-13) V-Star 950 Tourer (09-13) V-Star 950 Tourer (14-18) ... reaches a predetermined r.p.m. I find none of the answers acceptable except the condensor because the problem occurs when the engine gets hot. Things were looking up: I replaced the spark plug, cleaned out the exhaust, adjusted the idle / fuel screws, and even replaced the brakes (I can stop now!). well i broke it down cleaned the carbs used seafoam and everything was fine for a bit...so im drivin home from work and i lose power goin about 70 i am slowly slowing down and my exhaust sounds muffled, there is no response when i put on the throttle, so i coast into … Posted by cabdyage; Latest reply from bkman; cabdyage # Feels like one cylinder only is firing at low RPM; both cylinders fire at higher RPM only. then the phone rings. You should write manuals ;-). I thought -- for just a second -- that I smelled a burning clutch when I was riding it back home after the intersection incident. Cheap, fast, how to mod. Regular oil changes and 1 replacement stator, brakes and a few front disks, front fork springs and seals and a few batteries. We expand our inventory daily to give you the latest and greatest in Motorcycle products. Stack Exchange Network. clean ur carb and check spark plug as a good spark and clean.checks leads 4 damage.fuel tank filter clean. Note: V-Star 1100 down tubes measure 1-1/4' diameter. I pushed off from standstill, the scooter started moving fine, but soon thereafter started lagging. •maximum torque is reached at 3,500 rpms for … Yamaha Motorcycles. josh then hit ebay and his v-star bobber sold the first day. front runs cold out exaust but pull choke out front cyl. it also can happen when your bike sits for a time peroid of more than 2 months without being ran. Pay close attention to the small holes in the carburetor jets, just because you can see light through the hole does not mean it's not restricted by residue left from evaporating fuel causing a lean fuel mixture. when driving and slow down to make turn or come to a stop engine cuts off. Do not use steel or anything to hard to clean out the jet, you may accidently enlarge the jet, changing the fuel mixture. Just bought this bike (2005 v star 650), 72 miles into me bringing it home it died. Enter any question, comment or answer about this motorcycle. I just finally got my first bike it's a 2009 Yamaha 250 V-Star. If there was water in the gas, you may need to drain your tank and carburetor float bowl. I bought a new carburetor and I have got it running, but when I seem to give it a lot of throttle it starts backfiring and bogs down. It felt as if the engine was providing power for a couple of seconds, then stopped the power delivery for a couple of seconds, and it kept doing this over and over. Please let me know if you have any ideas as to where I can start troubleshooting (aside from the clutch, of course), as the weather's nice and I'm hoping to get it going this weekend -- fingers crossed! James Bowsher. have changed sp … read more V star 1100 classic bogging down and backfiring 2 posts from 2 voices. idles rough and won''t idle without choke on constantly. Pamie Harris. Obviously, the fuel flow is being cut off somewhere in the system. The 650 V Star is a good bike for an experienced rider that wants to travel out of town.. For a new rider and mostly town or 2 lane highway driving, the 250 Virago is the best of the smaller bikes.. and it gets 80 mpg.. more than any other bike I ever owned.. and it rides and looks great.. check out the Virago Tech forum and go to the XV250 section to learn all about this … It should idle without the choke pretty quickly after a cold start. It was so weak that I had to push it up a hill to get it back to my residence. Just recently I am experiencing a loss of power when riding. Sounds great. I was test-riding it after a short hiatus, and the moped was running fine. Maybe overheated but that doesn’t make sense. Dan DE LANGE, I have a 50 cc moped new carb an spark plug every so often it will bog out an die. However still bogging out, I took it in to a shop for service, they said sell for parts. If I hold throttle open it goes up and down and keeps repeating that cycle. Started to bog down a little bit then when i pulled onto the shoulder to slow down it just turned off. Maximum torque of 37.5Nm is reached by 3000rpm, offering accessible performance, while horsepower tops out at 40hp. Drain the gas tank completely and wash it out with some fresh gas. 11/22/2020 by V star 1100 classic bogging down and backfiring 2 posts from 2 voices. It is suppose to loosen a needle that controls gas flow. Its under the seat on the left hand side. It was running great for 3 days then started bogging out again, 09/21/2020 by The Yamaha V-Star XVS650 Custom is available for $8799 +ORC, down from $10,799. @miro. You want to get back on the road fast, right? Download Yamaha 650 Twins Owners Workshop Manual PDF Summary : Free yamaha 650 twins owners workshop manual pdf download - haynes disassembles every subject vehicle and documents every step with thorough instructions and clear photos haynes repair manuals are used by the pros but written for the do-it-yourselfer Pusblisher : Haynes Manuals N America … Problem solved. See prices, photos and find dealers near you. Miroslav Djuric I had drilled holes in my pipes, gutted the baffles and finally just taken the darn things off. Near the end of my ride, I stopped at an intersection to make a left turn. A squirt of starter fluid at the boot while running will tell you. SOURCE: Vstar 650 classic. Isn't it annoying when your bike unexpectedly breaks down. Featured Yamaha Vstar 650 spluttering & bogging down under load Discussion in ' Technical and Troubleshooting Torque ' at netrider.net.au started by vince650 , May 11, 2015 . it will get up to freeway speed eventually.as you open the throttle the motorcycle starts to cough and jerk in any gear.the gas line is clear to the electric fuel pump.as it sits it is hard to push air thru it. When it does, crack the throttle open a lot. Arcing across the points is a good indication of a bad condenser. Arcing across the points is a good indication of a bad condenser. 11 … vince650 Fuel Pump. If not its on the righ hand side. About This Topic. Starter Clutch. This morning I fired it up the usual way, hoping to analyze how it runs.