Warrior 350 running rich

First I thought a vacuum leak. Pilot jet id start at 48 you might end up with a 45. I feel like I've done everything I've read to do. The fuel screw that is down my the bowl of the carb in the front. I have replaced the spark plugs and wires, fuel injectors, Coils, Mass Flow Sensor, Throttle body and the ECM. Which appears to be normal. 7k. The 87 is quite whipped, but surprisingly fast Nov 15, 2010 · If the ECT is reading open circuit the ECU will log this as 25* F or below resulting in runing rich. 2003 Yamaha Warrior 350 Overheat and Gas/Air Mix Problems. hello guys. 5 pilot jet and the air screw is 1. 035, and they are very sooty/ black when I inspect them. There are several principles of physics that affect the design of carburetors. Quote. 5's One size down from 150 is actually 147. Turn the screws inward to lean it out. 7 would be considered a lean air/fuel mixture, numerically less than 14. This is normal because a load has been applied to the engine. Aug 21, 2016 · Air filter is ok, no cracks in any hoses or anything either. 16. Still running rich. The o2 sensor is cycling between . From what I have been reading this is a rich condition and I need Apr 30, 2012 · Help Support Yamaha Raptor 350 & Warrior Forum: Does this mean im running to rich. Anyway, for those of you who don't know, my trusty Warrior has not been running for several months (turned out it broke the woodruff key. 185 main or 190 might end up being 165 but its impossible to tell you where to start. #1 · May 20, 2015. May 27, 2011 · 350 warrior idles great but backfire when throttling up. The 02 sensor was replaced last fall when this issue started. Jan 4, 2023 · Received 79 Likes on 59 Posts. spark plug picture, or description of "black" EX: is it glossy, sooty, dry, etc. 1987 Yamaha Warrior 350 - Hard To Start. try pulling the lid and see if that helps. 1996 Yamaha Warrior 350 will not shift. I have used 3 different carbs with the same results. murf. I am trying to tune it right, but can't for the life of me. It should be much higher with this cam. It will move slow in reverse, very slow. 3732 posts · Joined 2002. 040 over and installed a crane cams 444232 cam and long tube headers. #7 · Feb 1, 2005. my 2000 warrior sputters at mid to high rpm. slitly down hill at that, but it is still running very rich. 5 so I put in this main and it still seems to run rich but I just tightened the fuel screw to 1. ever since i got it, it wont idle with out being choked. Brakes: Dual hydraulic disc brakes. It's bone stock with the original quadrajet 4 barrell. I was thinking it was a clogged jet, but had my wifes dad look at he (an atv and car mechanic) if you take the top switch on the left side of the handle bar, cut Nov 2, 2012 · 2 posts · Joined 2012. Here are some common oil types for Yamaha Warrior 350s: 10W-30: This is a good all-around oil that can be used for most riding conditions. The two adjustment screws on the front are for air and fuel as Placing the engine in gear will produce a slightly lower vacuum gauge reading. Dec 12, 2012 · I bought a good running 01 warrior for cheap sounded like it just needed a valve adjustment. #1. Normally when an engine is hot and it does not start easilyit is because the low speed jet is rich. 2 - verify that the line from the tank vent to the vapor canister is open. While a motor can (and will) operate on a mixture that is considerably richer or leaner, power output falls off. cv carburetor use the vaccum to move a diaphragm and produce a The engine is running too rich. To test this theory we took off my speedstar cover and air filter and Feb 13, 2018 · The clone is calibrated for a Chevrolet. Would check to make sure your vacuum advance is working properly, and check the timing. . Place the transmission back into Park and allow the idle rpm to stabilize. played with the jetting and float level and I have no change at all. Got it home started to check the valves and ugh oh the jam nut on the intake valve is gone. Good luck. 1 cylinder. 3/4 to full. Before the rebuild, the stock jet size ran fantastic. 497 posts · Joined 2011. So the first problem was it would start sometimes because of the spark plugs which we didnt know at the time. Carb is too big (too much CFM rating). The main component of the fuel delivery system is the carburetor. Jul 10, 2003 · I changed the plug today and it was fouled. Suspension: Double A-arm with adjustable shocks. (tighten) Outward richens it up. That fuel screw will only affect the mix at idle though, so if it's constantly rich, that's only part of the issue. Some of its features include; Features and Benefits Apr 4, 2007 · Simple. OUT for richer, IN for leaner. Start lean and work your way out at 1/2 a turn at a time. Turn until you get maxium rpm and smoothness out the engine. You will feel more vibrations from the rough idle, and you will be able to hear the RPMs climb and drop erratically. could this be why it was running rich? Was it not getting enough air? I would May 8, 2008 · nope wouldn't hurt anything. it is really hard to find the crack in the boot if it is on the machine. Could be that simple. you have to take them off and bend them around. Many times one good back fire, through the carb, will damage a power valve, so, take care to make sure the choke is working properly, and dont crowd it, when its cold, to help Jun 1, 2012 · Hey everyone, it's been a while since I posted anything, I've been real busy with work. It just cranks over and over but still nothing. as far as tires go , likely gonna grab a cheap set for now as my current situation is bad they are little dry rotted , got tire plugs in them, no tread lol i believe they are the original Dunlop tires. In other words no race wires or plugs. Ok I am really frustrated with this one. Im running at 30 pilot jet, 142. Worn throttle shaft on carb(s). It is running super rich. It should be 20 - 24 degrees before top dead center. 4. I also deleted the smog system. 7 parts of air to one part of fuel, with the most power being produced around 12-13:1. Replaced the stator, pick up coil, ignition coil. Weight: Dry – 318 lbs, Wet – 363 lbs. the carb mod shouldnt have anything to do with it running richer (it only makes your throutle responce quicker) what did you set your air-fuel mixture screw at ? (how many turns out is it set at . Holley and Ford carbs are famous for blown power valves. #3. Really hope it isnt the rings . The engine displacement is 348 cubic centimeters. I bored it . Take your spark plugs and see if they tips look tan or black. The idle quality is also very poor and surges slightly. Nov 13, 2007 · However, this air/fuel ratio must be modified under different atmospheric and running conditions. The problem is it sucks down fuel and smells very rich while running. IE pilot or screw setting. I've another post on here about a 91 Warrior 350 basket case which was the parts machine I got when I bought the 87 Warrior I'm referring to here. The computer is commanding the fuel to lean out I assume because it is sensing it is running rich. Dec 17, 2014 · 1. i have a 01 warrior that is giving me a major headache. i have a 1999 yamaha warrior 350. (that is the 1st step after OBD and visual inspection in the "rough, Unstable, incorrect idle fuel injection troubleshooting chart. 603 posts · Joined 2009. 2:1. I slid under it to check the connections to the O2 Sen. Hey all, I recently got a warrior has dg exhaust k and n filter with no air box lid, new intake boot 155 main jet aftermarket needle almost full rich and 45 pilot. #8 · Jan 12, 2010. This is where I'd be putting an Ohm meter across the 2 terminals and measure resistance and compair that to a sensor reference chart. So the engine started up and sounds great and the throttle revs it up, except it is running super high in idle, like I have the throttle pegged. It will be most noticeable when the engine is idling. Basically your idle up to 1/3 throttle is controlled by the needle height, and your 1/3 to full throttle is controlled by replacing the needle with a different size. Ok all about ready to use a stick of dynomite on this thing. If I were you I'd replace it if you haven't already. Recheck timing. (17058213, 0738 BJB are the #'s on the carb) Last week I got the project to the point that I could start the thing up. After though, it’s so rich under throttle that it barely runs, and won’t Jul 26, 2018 · Buy New YFM350 Carburetor+Intake Manifold For Yamaha Warrior 350 YFM350 X 1987 03 Warrior 350. May 18, 2018 · Ok I have a yamaha 350 warrior 2003 I had it running before and it ran great then out of no where it just stops and refuses to start later I get it to start but it will sit on idle for a couple of seconds then die you can press the throttle and ease into it slowly and rpm will increase once you let off it will die and if you press the throttle to fast it will bog and die because of this I have Apr 20, 2014 · 40 Answers. Sep 30, 2015 · SBC 350 runs very rich. Aug 28, 2011 · Look at the main jet and the pilot jet inside the carb, see if they are stock sizes per the manual. Jan 31, 2005 · 1384 posts · Joined 2003. Anyway, after the rebuild it runs really rich with the stock 141. Posted December 17, 2014. The balance shaft inside the engine is what reduces the engine vibrations. Posted July 25, 2013. #1 · Nov 2, 2012. you might try rocking the bike back and forth to make it easier when running, and there is an adjustment on the right side of the bike (sitting position) that is on the motor/transmission casing that looks like a nut and slotted screw. 42$ later it fixed the problem. Reduce the jetting size (use caution to be sure not to go lean) or increase the power valve to Dec 11, 2013 · 516 posts · Joined 2010. Phucker, Nov 28, 2013. My engine water temp runs above 185 (my Aug 25, 2018 · Problem solved. 5 inches. new to forum and looking for help. Which will either cause it to run lean by letting in more air, or your get smoke from it sucking oil. took carbs off to clean them due to misfiring. Do that and see what happens. Then it broke it again since I didn't use the genuine Yamaha part) Nov 9, 2010 · BTW regarding the engine surge at low rpm (yeah i know, the rear gears), it goes extremely rich (<10) when doing that. And a 136 dinojet main jet. screw setting. You will see a screw. Do this until you are happy. Feb 10, 2011 · 01 warrior 350 engine problems. Do it while it's running and see how it affects the idle. 1 post · Joined 2017. The parking break has a rev limiter that goes bad and this is a bypass video okay i have a K&N filter, airbox vents, and FMF T4 pipe yet my 3/4 to full throttle is running way to rich i no this for two reasons, when im on the gas for a while it starts to miss and bog down and to temp fix the problem i turned the gas off a little and it ran fine why do u think Jul 22, 2013 · 10. I went through the IAC functional test. #1 · Nov 3, 2010. if the plug is black it is not lean and a bigger jet wont help. The carb runs extremely rich at idle. I have someone local that is supposed to look at it for me, but I hate having to wait for somone to help. A carburetor is a device that mixes Nov 20, 2010 · I think Im running rich ,after rebuilding top end and carb and installing a 150 main with a e series pipe and white racing foam filter, my spark plug is black ,not wet, just lots of carbon. After smelling my exhaust he said that my bike was running rich. what do I need to to do? carbs are my weak point:argh: Nov 28, 2013 · An intake isnt going to be bad, unless its leaking at a gasket. Took it to two shops with no luck. Carburetion: Twin-Mikuni BDST 38mm flat slide carbs. Apr 15, 2013 · Nov 30, 2013. 05' Kodiak 450 4x4 (cadillac) 74' CJ5 fully restored. its getting fuel, and when I have the air tubing off I can see the first jet (by throttle plate) squirting fuel. #1 · Mar 30, 2016. When I start it up in my garage (door opened of course) it starts making my eyes burn. Horsepower: 33 HP. Make sure your carb is at factory setting before jetting go backwards til rich bog stops then you can fine tune it. Aug 18, 2013 · Some trucks even have a harmonic balancer on the rear axle's pinion shaft to absorb driveline vibrations. Hope this helps. 0 0. As I am going up a hill in 2nd gear and at WOT the engine hesitates. Dec 10, 2009 · It starts up IMMEDIATELY now!! I installed an Oil Cooler Mod with the Hayden 401 Transmission cooler, and couple of Fragola 90 degree -06AN swivel fittings, 1/8th npt to -06AN adapters yadda yadda so on, so forth. with my airbox lid ON. The engine should now idle at the desired idle speed with the highest manifold vacuum. was suggested Feb 14, 2023 · The most common causes of your engine running rich are a faulty MAF sensor, O2 sensor, or MAP sensor. Apr 28, 2009 · Thread starter xr600; Start date Apr 28, 2009; Help Support Yamaha Raptor 350 & Warrior Forum: Jun 13, 2019 · Hello All, I am having a problem with my 350 running to rich and fouling the plug in less than 5 minutes. 02' GMC crew cab D-Max. Check out plug to see if they are fouled black from running rich. I have a 1990 Chevy C1500 (5. Listen to the rpms. and running Apr 22, 2007 · pilot. Nov 3, 2010 · 14 posts · Joined 2010. Jul 6, 2012 · Check your reverse switch, I rebuilt the same quad and had the same problem. There are many parts that could cause a rich running engine because there are so many parts in an engine affecting the fuel mixture. 3 main jet in it. Joined Feb 27, 2012 Aug 26, 2012 · well guys after months of rebuilding my scrambler 400 and working on a diesel dakota project i made a promised to myself i would get the warrior running right before spring, so i wound up ordering a raptor 350 carb and putting that on after installing a 160 main jet and a 25 pilot i fired her up and WOW!! she runs great. My 1990 300 EXC is finally together and somewhat running. So I thought to myself that he would be a great person to ask why my bike isn't runnig right especially since he is a mechanic. #9 · Dec 15, 2013. Hello all, I need some help on a 98 sportsman 500 that runs ridiculously rich at idle (black smoke rich) off idle the performance is awesome. #3 · Jul 13, 2004. My 95 350 TBI was getting about 30% more fuel than it should at idle (data logs showed this). The main jet holder/jet tower is plastic and has 2 o rings, those o rings were destroyed. I had that same problem, its a dead man switch! I had to replace my switch after i rolled my 2003 Warrior 350. Nov 19, 2011 · 1 - try running a short while with the gas cap removed to verify that its not a venting related problem. Has durablue axle, full aluminum skid plates, protaper 1 1/8 bars, xfr bumper and grab bar, dg exhaust, led lights, steel braided brake lines, brand new tires Jun 2, 2017 · In to lean, out to richen. I have a rebuilt 350 with an older Holley 650 carb. Run spiral core plug wires and resistor spark plugs. It has a 42. Has a blue spark and is getting fuel. 3 - measure volume output of the mechanical fuel pump. If it is dropping out real bad on take off try and set you idle a little higher untill the condition gets better. If it is just on start up I would say 99% valve seals. and found out that the person they got it from changed the exhaust. 5 turns and called it good because it ran good. The only thing that may happen is it might leak a little oil because of the copper washer and sealing. May 13, 2023 · Running rich is based off the visual observation of a black tail pipe. If that doesn't do it, rejet to stock and see how it runs to get a baseline, then go from there as far as jetting. Aug 28, 2006 · Guys I have a 1998 Yamaha warrior 350 with a k and n air filter with a zoom zoom carb and a DG v2 pipe it’s running a 150 jet in it and it cuts out when you have it at about 1/2 throttle it runs fine in 1st gear and in 2-5 it cuts out and loses all power for a split second and the it gains full power again. Oct 19, 2009. or since your bike is operating fine, just has a heavy rich smell at idle, then just turn in the pilot needle 1/8-1/4 turn and try it again. Yamaha ATV Forum. how does the spark look. Position the rubber diaphragm on the base in the correct Jul 27, 2023 · Yamaha Warrior 350 Specs (2004 Model) Engine – Power comes from a four-stroke, air-cooled single-cylinder SOHC engine with a bore of 83 millimeters and a stroke of 64. bought a new kit. still need to know the top spped of the z400 though, i'm sure much faster than 60mph. Jul 15, 2007 · well nevermind on the top speed on the raptor My buddy just pulled up with his garmin so I put it in my back pack and it only does 60,6 mph. Backfiring and cutting out liike this is probably a symptom of one or both of the following: too rich a fuel mixture, or too weak a spark. It hadn't run in 3 yrs. Couldn't find the problem. Dec 3, 2018 · Place the rubber diaphragm into the lower housing and then set the base on your vise with the steel shaft extending through the jaws. #4. But, i got a pipe, filter, high comp pistion, bored, ect. i put in a dynojet jet kit hoping to get more on the ground power and it worked but now i gotta get it leaned out so itll quit fouling plugsthe instructions also said to drill out the lift hole in the slide and i originally just changed out the main jet but it was running too lean then so that is when i put the bigger pilot Holley Carb Running Rich? Watch This! | Holley Carburetor Secrets | Holley Carb Tuning |We are back at it again to bring you another holley tuning video! Thi May 25, 2024 · Yamaha Warrior 350. Aug 6, 2007 · 1/4 to 3/4 throttle jet needle, needle jet also main jet. Previous Rides: 1976 Honda Trail 70, 1998 Polaris Trailboss 250, 1996 Yamaha Warrior 350 modded, 2005 Yamaha Bruin 350 4x4,2005 Yamaha Raptor 660R, 2007 Yamaha Grizzly 700 Mar 24, 2020 · Here's the situation. If it gurgles and misses go back. Start with the fuel screw in all the way or 1/4 from LIGHTLY seated. 5 millimeters. It consists of several interconnected parts working together to supply fuel to the engine. #1 · Oct 6, 2011. Camshaft design can cause this effect if the life and duration are substantial. It seems to be running really rich, it smokes and bogs with no real power until the fuel is shut off, then it starts to run really good until there is no fuel left, of course. The carbs come with 3 different sized needles which will cover most applications. Start high and hope its rich. Main jet (and pilot jet, for that matter) sizes go in 2. My Warrior seems to be overheating on me. Jan 10, 2017 · This how to fix your sputtering problem on your Yamaha warrior 350. A 36-millimeter Mikuni carburetor handles the air-fuel mixture with a compression ratio of 9. FYSHIQING YFM350 Carburetor pairs well with your Yamaha Warrior 350, providing required energy for the engine’s idling and running. So, it is running rich. Feb 3, 2021 · 01 wolverine, stock except for a high comp piston (I forget the ratio, I bought the quad from a buddy as-is) and a slip on exhaust. standing in front of the vehicle looking at the carb, place the vacuum line to the drivers side front vacuum port of the carb. I put 3. 17871 posts · Joined 2010. Right away the engine will idle up. I have a98 350 warrior and started with no spark and now have it to running well at idle but as soon as i try to throttle it spit and backfires in muffler. 5. A ratio numerically higher than 14. Jul 13, 2004 · J. -. / TH350/ NP203/NP205/D60/14FF & 42's. They are square cut o rings. May 20, 2017 · L. Nov 19, 2010 · 2003 yamaha warrior 350 carb problems Jump to Latest Follow 6K views 1 reply 2 participants last post by jgray44 Nov 20, 2010 Feb 6, 2007 · My project vehicle has a 350 out of a 79 Chev 4x4. Location. If black, your fuel mixture needs to be leaned out. So many factors come into play. 7 would be considered a rich mixture. It is just a shaft with a lobe on it (specially calculated for weight) that is timed with and driven by the crankshaft. First start with the idle. last spark plug change. Feb 2, 2014 · Yamaha ATV Forum. my 87 warrior 350 wont start most of the time. Apr 28, 2019 · 2. 31. Wisconsin. Sometimes I find after doing this I may have to adjust it a 1/4-1/2 back out so the engine will not backfire when slowing down off the throttle. #1 · May 20, 2017. 5 turns out. The oil label will list the type of oil, as well as the viscosity and API rating. 4 and 800 MV constantly. I was going to rebuild it but when I went to order arebuild kit I found out that this is a one year only carb so apparently I wouldneed to May 22, 2009 · Ok, i took the top end out of my quad about a week ago, anyways, when it was running it was running rich, the plug was super black. To remove the jet holder you have to take out the 2 torx screws from the inside by the throttle slide. May 5, 2012 · warrior carburetor a 36mm , it a old style fcr carburetor , it a racer style carburetor (accelerator pump) , hard to tune but can give way more hp that a raptor carburetor, raptor use cv carburetor that are used in utility atv since 1990 ( suzuki kingquad 300) it a easy to tune carburetor but will never give the power like a fcr. Aug 27, 2009 · Inspect your spark plug. The tuning on the Edelbrock carb is different from everything else. Oct 14, 2013 · Reaction score. Using a gas jug for a gas tank, and after a few squirts in the carb it fired right up great. Check it's condition to see if it is running rich or lean. put a new plug in and run Jan 12, 2010 · 05 Raptor 350 Blue / 06 700 White. Sent from my Nexus 4 using Tapatalk 2. #1 · Feb 5, 2016. Aug 7, 2023 · lol i was using it to take the garbage down to the end of the driveway! i agree it was an eyesore though. I checked and checked but could not find it. Oct 16, 2009 · York, PA. Mar 14, 2010 · 4 posts · Joined 2010. Cant say much about the carb, I toss Edelbrocks in the scrap pile. test the stator and the pick up with an ohm meter and make sure they are in spec. jakalwarrior. 6 Feb 11, 2024 · Read the oil label. At WOT it is running rich (around 10-12) too. Nov 23, 2020 · cory52000. Raise the needle one notch (drop clip one nothc) then hold the bike at about half throttle (roll into it slowly while listening). Engine blows out black exhaust smoke. After about 30-40 minutes of riding it wants to die on me, the only thing to do to keep it from dieing is keep The fuel delivery system in a 2001 Yamaha Warrior 350 carburetor is a crucial component that ensures the proper mixture of fuel and air for combustion. Mar 30, 2016 · 5 posts · Joined 2016. 03' Raptor 660R. Prolly the biggest size you'll need is 150, unless you get into some motor work. The plug is black so I cleaned it and put it back in and ran it 5 minutes and it was black again. Fuel Capacity: 2. that switch can ruin the whole ground to the quad. 79' K10 350 F. the new chain and sprocket feel really good. Im at 3500 ft with uni filter and exhaust. Same principle. Feb 28, 2015 · New 351w running rich and bad idle. I don't know if it surges because it is rich, or it is so rich because it doesn't burn all the fuel. i got this bike on trade from a buddy of a buddy and dont know alot of history on it. Aug 18, 2013 · It's a common problem with TBI engines. I used a propane torch (unlit), but I didn't see a response from the engine. Seat Height: 31. the guy at the dealership sucks balls saying it does 65 mph stock. Mar 19, 2017 · I have an 89 Warrior 350 with Z400 carb on it. 5 main and 2. If you REALLY want to use a clone, remove the 750 and acquire a 625. My 450r uses a hot start, it leans the carb out with a bypass Nov 9, 2012 · My raptor 660R ran a lil rich and it never fouled a plug. Slowly turn it out maybe half or 1/4 turn at a time. for the stock setting, turn the screw all the way in clockwise (gently, don't smoke it down, you'll break the tip of the needle off in the jet), and then back Feb 5, 2016 · 13 posts · Joined 2016. Another possible cause is a dirty and or clooged air filter, which can reduce the Sep 23, 2012 · mr. (Spartansburg) Clean 2000 Yamaha Warrior 350 with title, indoor kept, runs and drives great but is running really rich. Then modify the idle tubes, idle air bleeds, idle restrictors, primary jets, step-up rods and auxiliary air valve to a Pontiac calibration, and it should run fine, at least until the primary throttle shaft warps. The fuel mixture is too rich. Keep all Fitech wires away from coil and ignition related components. #2 · Sep 15, 2011. You just idle the engine up to about 1800-2000 rpm. #1 · Mar 14, 2010. I was riding the other day. It's running so hard that I have to turn it off, out of concern that it will blow itself up. Sep 15, 2011 · rich450es. If it dosent girgle go another clip or until it does, then back down. My truck is running rich. Nov 13, 2023 · FYSHIQING YFM350 Warrior 350 Carburetor; If the above three options fails to satisfy you, don’t worry because here is another option that can still work for you. Plug wires, distributor, etc. After market exhaust may leave you needing one size bigger mains, 147. check to make sure the accelerator pump is not sticking or stuck inside the carb behind the black plastic cover on the left side of carb it should push down with the throttle and should move back up when the throttle is released. Now it won't move when shifted into gears. I. 5 turns on the fuels screw. Apr 22, 2005 · Jetting is providing the engine with a combustible mixture. In most cases, the smaller Yamaha ATV's have the pilot needles set to 1. Bought a 95 yahama warrior 350 running but needed a carb rebuild. #6 · Sep 23, 2012. In addition the vacuum is super low (7-8 inHg). Mar 21, 2011 · Apr 6, 2011. I live in Metropolitan Arizona, and I expect to have some issues with heat ,but not this bad. im lookin at the SunF knobby tires 4 for 195. It will go bad causing the ECM to think it's negative whatever degrees out and make the engine run rich to warm up. I have a k&n air filter and an fmf power core 4 with a power bomb header. Gen1Pat Well-Known Member. 10 gauge grounds from battery to frame and from battery to body. new jets and clean carb7 times timing and valves adjust. We took it to Autozone and got the code read which was PO300 (multiple cylinder misfire May 25, 2017 · 04 warrior 350 missing bogging 1/4 throttle help. black boot shaft and spring installed them. Runs good just won't go when put into gear. Jun 3, 2008 · Replaced plugs. Oct 6, 2011 · 191 posts · Joined 2011. 7/350tbi), I just bought it from a used car lot and noticed it was running rich (overwhelming gass smell from exhaust). I can smell it and the spark plugs are dark. I recently re-sleeved thecylinder and put in a stage 1 hot cam. Cash only, selling for $2,800 obo. i even tried removing the air box lid and cleaning the air filter, any help would be appreciated. here a few facts about it. I have a tricked out 1987 Warrior. I tried turning the idle screw but it didn't seem to affect it. Take the switch off of the frame check the connection to it and give it a good cleaning. May 21, 2011 · so i finally got my basket case warrior running and it smokes, but its not smoking because it is burning oil, it is running really rich. Run a 2 gauge ground from battery to block. If the seals are bad when you shut it off oil runs past the seal down the valves and into the cylinder and then when you crank it back up the oil gets burnt off. . I have recently swapped in a 351w from an '89 f250 as well as the zf 5spd. Sep 27, 2023 · Key Yamaha Warrior 350 Stats and Features: Engine: 348cc, air-cooled, 5-speed manual transmission. Pilot circuit. I replaced every sensor and electronic component, rebuilt entire TB including replacing injectors and regulator, checked fuel pressure (was steady at 12 psi). it doesn't seem to get a spark or the one it has is very weak when using my spark tester. When tightening all the way down don't over tighten with a screwdriver. The engine has run very rich since I bought it 6 months ago, and no amount of idle screw adjustment seems to have made any difference. Running a 138 pilot at 6000ft, Unit had the good ol exhaust cam lobe issue when I bought it Sep 10, 2007 · A buddy of mine that has a Roadliner came over yesterday to show off his new mods. Main. it's the rod that goes down into the bowl. Oct 3, 2009 · Members. Jul 8, 2014. 3 Quarts of Valvoline Racing 20w50 oil in it. By contrast, a car running lean will be running hotter. 10W-40: This is a good oil for riders who do a lot of highway riding. I dunno what mods you've got, but stock size is 145. They verified it is running rich. Nov 13, 2007 · Looks like the fuel screw is backed out a little more than it should be, that could be the reason it's running too rich. It runs great, dosent sputter ir die its just lacking a lot of mid to high rpm power suddenly. it also blows smoke under full throttle. Cannot figure out why it is bogging at 1/4 throttle it runs great in all other throttle positions. Stock main is 145 and stock pilot is 42. It has the stock jet in it, I mis-understood what my cousin told me. Oct 5, 2009 · Members. These parts are not shown on the parts diagrams or micro fiche. The clutch seemed to be slipping (it was sitting for 8 months (or more) doing Apr 29, 2023 · An engine that is running too rich will be very noisy, and the exhaust will smell strongly of gas. Could the ticking noise I thought was a bad valve adjustment be tha Feb 1, 2006 · To set this screw perfect. My old stock carb is running rich andcuts out at the top end. My last machine was a Big Red 250 Es and before that Honda 350x and atc 125 yamaha before that, all ATC's. not sure which way to increase or decrease the tension. But here are the mods/new items: Exhaust- Pro Circuit t-4 New Stater New CDI Box New Clutch/Throttle Cables Jul 9, 2014 · 0. There is a spring behind that bolt that basically puts tension on the timing chain adjuster which is only allowed to be push out, unless you take the adjuster out of the cylinder and push the tab down that holds the adjust out. Turn idle up to a fast idle maybe 2000 rpm. I did that and started it right up and let it run for 20 min then it died and would not start back up. Alcohol based fuels, are hard on rubber that make up the parts in these carbs. So, I have an edelbrock 600 with about 550 miles on my 350SBC. 5 turns out from seated position. Oct 14, 2013. $2,800. i should be 2 5/8 turns out ) 2000 foreman 450 es-s. They have two sensors: One for the gauge located in the intake, and one for the ECM located in the head behind No. (loosen) Also: turn the screws with your fingers. Jul 12, 2013 · 2004 350z running fuel running to rich! Hey so i just bought a 04 350z back in the beginning of May and i slowly started getting problems with it. Any thoughts to this problem. what could cause this? the quad is all stock with no mods. Cleaned and rebuilt carb with rebuild kit, adjusted valves, cleaned air filter and replaced the choke plunger and greased it so I know the choke isn't stuck. I am running AC 44TS plugs, gapped at . It can also be caused by a faulty coolant temp sensor, IAT sensor, or a faulty fuel pressure regulator. Jul 25, 2003 · My warrior will cut out if I let it idle to long, but I like my idle set a little lower and it tends to load up. Also, check the intake boots. Please help, walk me through some tests or steps or something, i'm lost. The ideal combustible mixture ratio is 14. And it ran rich with a 152. Posted October 5, 2009. the down low torque of Jun 5, 2010 · ATV Forums By Brand. 3. #2. lawn guy Discussion starter. it cranks just fine, has a new battery. i am new to this forum and i feel that the issue that i have, might be also never seen before. This test has you record RPM at warmed up idle, then turn off engine, disconnect IAC connector, restart engine and record RPM. Adjust the fuel screw. Got stuck in a mud hole. Oct 15, 2011 · Back the timing down to 12 degrees before top dead center. Factory setting was just a touch rich (elevation). came to find out that accelerator pump is stuck frozen. Now to adjust them. 5, tho some people say 148. Warm your bike up and turn the idle up a little ways to get around 1800 rpm. May 20, 2015 · 16 posts · Joined 2014. vn bp ys hu uw pm vl sq tk bm