Xr650l rejet problems Feb 10, 2012 · Get the bike hot, operating temp, then slowly screw the mixture screw out until the idle speed starts to falter from being too rich, screw it back inwards just a little until the idle stabilizes and you are set to be a little rich which should help prevent back popping during closed throttle deceleration. Select the sizes for Main and Pilot jet as needed ( see Jet Sizing Info Below), add a second Main jet of a different size and needle shims are optional. K&N Air Filter (Installed) 2. I'm making this as not everyone wants to do the "Dave's Mod" where steps like drilling the slide may seem intimidating. Jetting/tuning advice needed I was hoping some people in here more experienced than I could check my conclusions after cleaning the carb and trying to get it to run smoother. I looked at what this guy had done to his bike: http://www. 5,68s,HRC needle in 2nd clip from top,175 main. Clean,economical midrange and plenty of fuel for hard pulls. So I started with the recomended jets 55/158 and it ran terrible. White bros. Going to finish up this weekend with snorkel removal, daves mods, uni filter, and XR's only exhaust with stock header. header pipe and muffler without baffle plate) and re-jetted from there. Even if you think you know it, the XR650L is worth another look. For Baja I use a 180 main. Then you have to adjust the carb jetting to get the most performance gains. This problem is completely solved when I add a quarter or so choke. I ran a similar setup at sea level using the same carb kit with the 165 main jet installed, fuel screw 2. Bike will run better, run cooler, and start better oil cooler mod This bike should have came from factory with one. So I ordered a new carb as it was less than the cost to clean and rejet. All I will want is to fix the factory lean condition for a cooler running engine. Nov 7, 2007 · Had same problem early in my re-jetting experience. I know dave's mods suggests the 55/158 jetting but has anyone else found that the XR's only exhaust require a richer XR650L Carb Mods by Dave Closs and Brian Jackson, minor revisions by Jets R Us These mods help correct the stock lean condition. I live at about 1600 feet and my 2008 xr650l has the smog crap removed, a supertrapp with 8 discs I think , Dave's mods 55/158 jets, and a uni filter. Aug 16, 2020 · I have the Dyno Jet Stage 1 . The oil is circulated through the tank from top to bottom. Extreme heat can cause insulation on wiring in the CDI and other electronic components to melt (pick up coils in the alternator etc. the only one they make for the XR650L I have a UNI air filter and the Q4 FMF exhaust. Visit Site. com Nov 1, 2014 · 2001 XR650L. Jul 4, 2013 · Enjoying the 2013 XR650L put 700 miles on her so far. 5 out, snorkel out and the same supertrapp pipe with 8 discs in and it ran strong and very crisp. Once I sealed the exhaust, and put the carb back to what Dyno jet recomends it ran great. Aug 2, 2008 · It is difficult to get ride of the bog when "whacking" the throttle on a non-pumper carb on a big single that has been uncorked, even when jetted correctly. Aloha I just did Dave's Carb mods and I can't seem to get it jetted correct. Aug 15, 2022 · Waiting on 2022 Honda Xr650l to come in at the dealership, what are the recommend jetting changes for stock bike with no air box mods or exhaust mods. Now, it fulfills a different role as a cross-platform machine that serves adventurers, commuters and trail riders. Apr 30, 2012 · This can cause the engine to run way too hot if the jetting is not appropriately redone. Looks like all the mods had been done on it. For example, the KLR has the doohickey, recommended carb mods, fragile speedo drive, garbage safety switches, fragile oil drain plug threads, etc. Fuel screw 1. adventurebiketroop. and removed the snorkel and smog stuff. Feb 16, 2018 · I just bought a 2012 xr650l and it starts and runs great until about 4000 rpm give or take (I’m guessing) it feels like it spits and pukes. If you have an exhaust leak, it is impossible to dial in your jetting. there is another jet that is 155, but i am not sure what it goe. It only requires 1 Main Jet and 1 Pilot Jet. FMF Power Bomb Header 3. With the XR650L you have gobs of low rpm torque allowing you to go slower through the steeper and more technical trails. ebay. Not sure about this model but he CDI is usually directly over the engine under the fuel tank. Though intended for 1993-2004 Honda XR650L models, these carburetor mods may work on other model bikes that use the Keihin 42. com----- Oct 19, 2023 · The Honda XR650L is a staple in the dirt bike world. with the capacity I expect from a bike heavy enough to manage 85mph without any problems, and agile enough to handle tank trails, fire Apr 14, 2011 · If you have a popping problem, you might check for an exhaust leak. I changed to open exhaust ( White Bros. Going richer on the initial needle taper and pilot jet can help, but it also really hurts the fuel mileage. . At one time it was considered the most dirt-worthy dual-sport bike you could buy. Here is why. As I kept riding it I started to notice it backfiring on d Jun 27, 2023 · A factory XR650L is pretty choked down, to begin with, so there are some simple things to get some noticeable power gains. Jan 30, 2007 · Have about the same motor and pipe setup but with Hot Cam 2. I have had problems with other bikes, and tried adjusting the carb and no change. The stock xr650L front sprocket is a joke and will destroy the counter output shaft . Works very good at my 6000 plus elevation. Desmogged today and it quieted down the decel popping. Discussion in 'Thumpers' started by SharkyNX, Mar 12, 2017. I'll be looking for a used XR650L at some point in the near future, but before I get all committed to it I'd like to know what sort of common problems there are. I am about to replace the exhaust on my XR650L with a FMF Powercore 4 and a Hi-Flo Dec 10, 2010 · Ok guys I just returned from a trip completing the TAT to the Colorado border and a little further. Dec 5, 2006 · It should run well around 8 to 10 discs with yor setup and jetting. Oct 16, 2007 · The XR650L uses the down tube of the frame as an oil tank. 2008 Honda XR650L Jet Kit The 2008 Honda XR650L is a single carburetor motorcycle. The stock gearing is probably the best overall compromise in the trail verses road Dual sport dilemma. It is de-smogged and snorkeled with the stock exhaust. I was hitting reserve at about 50 miles. Lots of miles with this combo and it works very well for me. Some may say they do not like the kit, (OPINION) If you are planning on re-jetting your carburetor or doing the Dave's mod on your Honda XR650L, watch this video on my experience doing this as an amateur (n Aug 13, 2017 · T-Shirts, Mixture Screws, and Merch: https://www. I'm in the process of replacing my stock exhaust with the following aftermarket upgrades: 1. Mar 15, 2014 · Hello All, Question about re-jetting a 2008 Honda xr650L after performing some exhaust modifications. E Series exhaust, Uni filter, snorkel removed, side cover drilled and running a Keihin 41 MM flatslide with a 75 main and a 58 slow. Also when releasing the throttle the exhaust pops and hiccups. Stock main jet size is 150, stock pilot jet size is 50. Visit Article Share 0 0. Replace it ASAP with the Honda xr650R front sprocket (15t is stock) rejet the carb or do Dave's mod Dyno jet or Dave's mod. com Feb 12, 2014 · Hey Guys, So I have screwed up enough stuff in the past to know I should make sure I have everything I need before I start a project, I searched around but was unable to find someone who provided this information. Sep 19, 2008 · i bought a keihin fcr 41mx for my XR650L and i have had some problems trying to get it running right, the jetting is as follows: Main jet is 168, Pilot jet is 48, Leak jet is 70, Needle height is right in the middle of the 7 notches. Nov 15, 2022 · Honda XR650L: Re-jetting and Dave's Mod (What You Should Know Before Doing It!) 16K views Nov 15, 2022. The dr650 does. The bike runs perfect. I live at 6700 ft. Power increase and throttle response will be better. Evo Big Gun Exhaust What would be the recom Oct 20, 2020 · Standard Jetting=55 pilot/158 main Keihin Jets (optional shimming of stock needle) DynoJet Kit = stock pilot/ 150/155/160/165/170 main DynoJets, Adjustable needle and a lighter spring for throttle response increase. Mar 15, 2017 · Xr650l Jetting Issue. com/usr/ftbdesign-For business or just saying hi: FridaysTheBomb@gmail. A basic uncorking of the intake and exhaust to let it breathe better will give it some potential. The first few times i rode it it ran pretty good, I live in Chattanooga TN so its no that much of an elevation change I guess. Jan 29, 2006 · I think this will prove to be great for the XR650L in a dual-sport application. 5mm diaphragm-type CV carb. ” Source: DirtbikeMagazine. ) Aug 28, 2019 · So just got a 2007 XR650l from a guy in Florida about a month ago. installed the mods years ago, never had a cold or hot start problem. At the very least every owner should May 20, 2008 · XR650L Jetting question. Air @1 3/4 turns Bike is ridden @ 5,500 feet and runs like a scalded pig with a 13T R counter sprocket. thumpertajetting-a Aug 10, 2019 · They proceed to tell me they think it's a carb issue and its gonna cost me $300 plus parts for them to clean the carb rejet if needed and also check the valves on the engine but they swear it's a carb issue. Mine is a 2021 with a Mikuni TM40 carb, de-snorkeled, foam air filter, Yoshimura slip-on, and desmogged. Since the down tube is in front of the engine it acts as a cooler just by getting the oil away from the engine and having air on all 4 sides of the tank. nhio jcagx ltdwuk yzevgt iyzz jjtbve jbdpz nemte ccpmtc fdwk tdry wpfea vfkymk ibvq uuirp