1 d
Yz65 fouling plugs?
Follow
11
Yz65 fouling plugs?
Motorcycles/ATVs 1997 YZ 125 Fouling Plugs. Find many great new & used options and get the best deals for NGK For Yamaha YZ65 2018 2019 2020 Spark Plug Standard Box of 10 BR9ECM at the best online prices at eBay! 1) Bad gas 2) Clogged pilot (check to see if the bike will rev on the stand. Hi My son's bike goes well for an hour or two then fails. My silencer doesn't have excess oil coming out, which also reinforces this fact5mm will be enough in your opinion? The manual states it should be 6 I've attached a picture of the plug for context. Hey so I got this 2020 yz125x in febuary. I was talking to another 65 owner and he was fouling plugs too. All factory 2 strokes no matter what colour has rich jetting. I'm hateing to change the plug so much on the bike its driving me crazy. Turn Up The Heat! May 22, 2016 · Posted May 22, 2016. Current Fleet: 2022 900 turbo xrs 800 Miles; 2017 900 Ace Blizzard - 4,000 Miles; 2016 600 HO Etec Blizzard- 7,600 Miles; 2010 600 HO Etec- 13,500 Miles; 2004 600 HO- 18,300 Miles; ; 1998 Formula III- 14,000. The dark fouling is fuel being to0 rich, or too much cold enrichment. Start with the screw turned all the way in (gently), then back it out 15 turns for a baseline setting. Fouled spark plugs are most commonly caused by incorrect air-fuel mixture or excessive oil in the combustion chamber. I’m having a problem fouling spark plugs it’s left and right bad!!!! 3 plugs within 10 hours tops! I’m getting on the pipe as I am an experienced rider but sometimes I put around with my wife who’s learning how to ride a kx 100z. 22 YZ125 fouling plugs. Analysts predict NGK Spark Plug will release earnings per share of ¥102Watch NGK Spark. my bike ran fine til i came to a hill. Or will sound very unhealthy when revving if it is running, but will eventually die. Mar 3, 2013 · Otherwise, check the gap of the plug as stated already, and make sure you are getting a roper spark by way of ignition, stator, etc. More info, tips and tricks about our products:https://youtube 84 gas club car has constant carbon (dry) fouled plug. They are typically found on the top of the engine, near the center Remove the ignition coil or ignition cable boot from the spark plug. Changing the premix ratio, going to a hotter spark plugs etc. I've put Seafoam down the left plug hole. InvestorPlace - Stock Market N. As soon as the bike tops out, pull the clutch in, and kill the engine, coasting to a stop. Go through the carb thoroughly and rebuild if nesc. I searched some and it sounded like some on this forum are very knowledgeable. The Yamaha YZ65 (2022) is a motorcycle that offers reliable performance for riders looking to navigate off-road tracks. Everything is GOOD, ran it for about 5 miles, full power is back. Here's a quick way to tell: A rich bog will: Sputter and hesitate. Spark Plug, Iridium IX, Flat Seat, 14mm Thread, Reach, Resistor, Each. Also, the same plug my be used for other motorscalling for different gapping 2. Rear Sprocket: 47 Tooth Page 3 OWNER'S MANUAL YZ65 MOTORCYCLE Read this manual carefully before oper- ating this vehicle. Me and my brother both got new 22 yz125 and ride on the trails/enduro but the plugs keep on fouling every half hour. In a nushell the cooling effect of a rich jetting condition causes the spark plug tip to fall out of the optimum 500c-850c and the result is fouling. They are typically found on the top of the engine, near the center Remove the ignition coil or ignition cable boot from the spark plug. Bike is currently at my local yamaha agent in New Zealand while they try and work out why. 13 posts · Joined 2010 My son's 2004 KTM Mini Adventure 50 keeps fouling plugs. 2018 yz65 fouling plugs all of a sudden Posts Joined Location. So make sure that the carburetor is not only clean but adjusted. Using Klotz super techinca. In general, a light tan/gray color tells you that the spark plug is operating at optimum temperature and that the engine is in. One essential component in woodworking projects invol. Ground Strap Quantity: One. Thread starter hartattack; Start date Oct 14, 2003 Incorrect spark plug heat range, a loose spark plug, improper ignition timing, or a lean air/fuel ratio are all potential contributors to an overheated engine. Texas Offroad Network » Forums » Maintenance and Hot Mods » Dirtbike Maintenance - Advice, Addons, Mods, and Smart Tips » 01 Yz125 fouling plugs every 10 min!! Register User The bike has great throttle response and no bog right off of idle, and it also is great at 1/2, 3/4, and WOT both on the stand and while riding. This bike has never been out of the garage after it was in the shop. Mar 1, 2018 · The only way to confirm is by a crankcase leakdown test (see how-to sticky in the Honda 2-stroke sub-forum) Gearbox oil level continuously dropping after each ride would also be a sign. Edited June 26, 2022 by mlatour. Hey fellas, I bought a 2022 YZ125 last summer, and it ran. 984 posts · Joined 2012. The number 8 cylinder on my 350sbc is fouling its plug every 400 miles. The weird thing is it’s completely stock. Jumpstart Your Next Project! Find 2018 YAMAHA YZ65 Spark Plugs and get Free Shipping on Orders Over $109 at Summit Racing! Oct 20, 2021 · Kept riding weekend after that and fouled again decided to try the 60:1 ratio back out and I still fouled plug within 20 min of riding I tried to adjust the air pilot and do everything I could but I still keep fouling plugs… the dealer won’t take it back and look at it because it is not a part of warranty. Mercury Outboard NGK Spark Plug Guide. 2018 Ktm 65 plug fouling problems - Tech Help/Race Shop - Motocross Forums / Message Boards - Vital MX Posted September 9, 2017. Fouled plugs are typically caused by jetting that is too rich. (EG, EV) My bike will foul them when it is warming up. I have a 2021 Coleman 400utv with 60 miles on it. I bought as project. stuntman88 Discussion Starter. Never fouled but I never even rode the bike with the stock CO. Boyd117 Discussion starter. WITHOUT A DOUBT switch to a BR8E* (ES, EG, EGV) plug!! I use a BR8ES ($1. Edited November 11, 2022 by suckbangblow 1 post · Joined 2021 Can anyone give me any tips as to why I keep fouling my plugs. I just bought a 1992 YZ 125, previous owner says he put a "Top End", like everyone else does when they sell a bike. Learn how hot and cold plugs are different in ignition systems in this article Android: Hearing Saver is a handy utility that eliminates the hassle of having to adjust the volume on your Android phone every time you plug in or unplug your headphones The fast-charging network for Ford owners will double with this deal Ford electric vehicle (EV) owners will soon be able to plug into Tesla’s vast EV fast charging network The difference between hot and cold spark plugs lies in their ceramic insulation. Let the engine run for about 30 seconds and then try another normal run up (at the normal run-up. About 17 hours on the bike at this point, no big deal. they got fouled pitch black within minutes of first start. 719 instead of the recommended 06519 and it ran like it had a new plug. I have removed and cleaned throttle body new injector new idle air valve new oxygen sensor. Rear Tire: 80/100-12. Simply changing to a 45 pilot completely fixed this. Edited November 11, 2022 by suckbangblow Apr 5, 2021 · 1 post · Joined 2021 Can anyone give me any tips as to why I keep fouling my plugs. (Source: Auto Success Online) 46 posts · Joined 2011 Hi my 350 sbc seems to keep fouling the 2 front spark plugs on the driver's side of the engine. - The Yamaha 2025 YZ65. I've taken it out for a few rides this spring, and all of a sudden I'm fouling plugs. At a factory producing spark plugs for Flying Fortress aircraft, female war workers sits at a table and assemble insulators. Posted September 9, 2017. Spark Plug, Copper Plus, Nickel Copper Alloy, 14mm Thread, 0 Reach, Flat Seat, 13/16 in Part Number: CPN-818. The premix ratio is not something to be adjusted or tuned. the dark knight 123movie If the spark plugs have a matte black or grey appearance, it could be carbon fouling — something typically caused by a fuel mixture that is too rich. 4 it keeps fouling the spark plugs about every 1,000 miles with oil new to this new of a car any help would be appreciated. I bought a 2022 YZ125 last summer, and it ran fantastic, never messed with the jetting. Hi,about a year ago i purchased a 2001 YZ 125 and i've been wet fouling plugs since then. Fuel / oil mix is 94 octane Ammoco pump gas 40:1. The jd jetting kit specs in the kit with thier needle. continued to ride the rest of the day then. Aug 01, 2009 #4. Any recommendations on how to resolve? Engines have roughly 200 hours on them. Also a bad batch of fuel maybe from last season can kill plugs CRF2eR. For the past year the plugs have been fouling because it has been running too rich. May 6, 2005 · hey dude. 2819 posts · Joined 2015 So the CR10EK is a unshrouded double electrode type plug, as opposed to the CR9EB standard single electrode. Today, I ran across this post: YZ250X fouling plugs and float level adjustment The issues that [mention=225973]Doc_speeder [/mention] was having with his bike sound VERY similar to mine. Low compression won't ignite and burn the oil in the pre-mix - resulting in fouling spark. Fouling plugs. But since than I gone through 2 more and even with a brand new plug it doesn't start after riding sometimes (most times), which is such a pain when I'm out riding in the woods. However, if you are on a tight budget, considering purchasing a used plug a. Every spark plug has oil on its threads. The Online plug-in is one of several tools that bring ad. I pulled the carb, cleaned it out, but can't tell what jets I should change, or if that is my issue. Apr 17, 2023 · This fact, in combination with the fouled plugs, definitely makes me think you're onto something here. Dime City Cycles is the leading destination for Yamaha YZ65 Spark Plugs. Motorcycles/ATVs okay rode it for a while, and was kinda boggy so i opened up the air screw till the idle was highest, 6 turns outstill fouled the plug took the carb off filed the carbon build up off the spark plug with the carb and the spark plug off i rolled it in gear and got all the oil and gas out plut it all back together crunk it up lasted maybe 15 seconds then fouled again. This plug went 63 hrs. On coil-on-plug engines you may need an inline tester for this. bocchi r34 719 instead of the recommended 06519 and it ran like it had a new plug. So make sure that the carburetor is not only clean but adjusted. See fitment guide image for additional Machines this item fits. I have Dart Iron Eagle Platinum heads 200cc. Im switching to Amsoil sabre with an 80:1 ratio which is designed for trail riding and should lengthen the life of my spark plugs. Hey so I got this 2020 yz125x in febuary. With proper air screw adjustment and a close initial setting from your engine tuner, fine-tuning should be painless. While you are troubleshooting, also check for : -damaged reeds (chipped, cracked) -the carburetor's float height set too high. Hey This is my first post so dont rag on me. This video explains what happens if a spark plug becomes fouled, and the root causes for this. Find many great new & used options and get the best deals for NGK For Yamaha YZ65 2018 2019 2020 Spark Plug Standard Box of 10 BR9ECM at the best online prices at eBay! 1) Bad gas 2) Clogged pilot (check to see if the bike will rev on the stand. I cleaned the air filter and oiled it, I took apart the carb, I adjusted my air screw, the last thing I. Make sure your weekend pastime doesn't wreak havoc on your budget—or your marriage. Every spark plug has oil on its threads. Oil ratio (more) does not mean 'more oily plug'. Remove the spark plug and check the electrodes. Fouling plugs on the YZ HELP. diamond shaped birthmark meaning If the jetting is off the mark, this will occur regardless of premix type or ratio. Appearance & Symptoms: Lead fouling can only occur in applications that use leaded gasoline, such as racing engines. Not all oil is burnt and most are coating the spark plug thread. The conditions the bike is used for. I've got an '18 yz65 for my son and have … If you are fouling plugs all of a sudden, then your problem is more than likely (like was said before) a mechanical issue like a worn top end that has excessive … Find 2018 YAMAHA YZ65 Spark Plugs and get Free Shipping on Orders Over $109 at Summit Racing! I am fouling plugs with the standard stock jetting even though I'm riding on the pipe and not letting it load up. Go through the carb thoroughly and rebuild if nesc. The engine just won't start. This helps to prevent fouling and ensures optimal performance. My P 400 was burning oil heavily enough I had to ride in the back of the pack and it didn't foul out a spark plug. Until the efi control unit is told the engine is warm it runs open loop and relies on it internal programing to set the fuel ratio, not until reads operating temperature and goes into closed loop do the tps and map affect the system. Spark Plug, Iridium IX, Flat Seat, 14mm Thread, Reach, Resistor, Each. The engine just won't start. Mine came with the wrong plug; PO used a non resistor plug and it was fouling every other startup. Cold plug, slow running will foul them quick Log in or register to post comments Posts Joined. Although if there is a hill I can.
Post Opinion
Like
What Girls & Guys Said
Opinion
23Opinion
One problem I have encountered in the past is variation in fuel quality and old or stale fuel causing fouling. Feels a little hesitant down low as well. The amount of oil in the fuel (ex. It ran great then and through break in. Could anyone riding a YZ 250 maybe tell me what jetting they are running? I'm going to pull off the carb, clean it out, and double check to see what I'm running. Our 10 year old, 4’11, 85 pound test rider Landon Sirevaag said it was way faster than his KTM 50SX he currently rides obviously, but didn’t have a sudden hit to scare him away. As engine warms, cylinder grows and valve lash changes, allowing valve to close, reseat and. i fouled 5 plugs the first week, try this: 400mj, 35pj, stock needle, stock postition, and br8eg plug. I later replaced the other two spark plugs that could have been fouled due to the VCM system. Start the engine and let it warm up before moving the boat. It comes with an extended insulator nose ensuring anti-fouling while its corrugated ribs eliminate misfires. My 2020 YZ250F has fouled 8 spark plugs in under 10 original hours on the bike. Doing this ensures you have clean spark plugs with the correct electrode gap. You may also find the NGK spark plug code helpful YZ85 Fouling plugs. ' Microsoft aims to extend its ecosystem of AI-powered a. Yamaha 2022 YZ65 Plug - OEM Spark Plug - Dirtbikeplug Free shipping to the U lower 48 states. Find many great new & used options and get the best deals for NGK For Yamaha YZ65 2018 2019 2020 Spark Plug Standard Box of 10 BR9ECM at the best online prices at eBay! 1) Bad gas 2) Clogged pilot (check to see if the bike will rev on the stand. As it warmed up through spring and into summer, the bike began to foul plugs, so, I thought that all we had to do was rejett it so we went leaner, still fouling plugs, then went leaner, all the way until we got the leanest here the bike came from the dealership with, which is a 420 main and 37 Hi,about a year ago i purchased a 2001 YZ 125 and i've been wet fouling plugs since then. i live at elevation of average 600 feet above sea level. Is he REALLY fouling the plugs, or does the bike run like crap, he swaps the plug, and then it runs great again? If the latter then he needs a new CDI, I have heard of several '01 models with this problem (WR & YZ) and dealers in the know are able to get Yamaha to pony up for the swap. ThumperTalk. Ours seems rich down low. Change or remove machine See stock sizes for this machine. augusta ga drug bust If you're not riding it hard, you can either lean the fuel/air mixture out. Start the engine and let it warm up. At a factory producing spark plugs for Flying Fortress aircraft, female war workers sits at a table and assemble insulators. I have a stock 1600 SP with a 30/31 PICT carb, 010 distributor. Hi I have a 07 yz250 it keeps fouling plugs about every 30 minutes I have tried cleaning the carb I have check all the jetting and would not want to go any leaner Iv changed fuel ratio from 40:1 to 50:1 and gone to a castor oil still no luck I'm out of idears Created 7 yr. they seem to be covered in oil which means that its to rich but is that the the problem that i have to lean my bike settings or what do i do im so confused do i re jet my bike was never jetted and where at 6500 ft above sea level. If the jetting is off the mark, this will occur regardless of premix type or ratio. I'm hateing to change the plug so much on the bike its driving me crazy. me too i had the same problem. Apr 28, 2009 · Apr 28, 2009 I have a 1996 YZ125 dirt bike and it keeps fouling plugs around 3 hours on the bike. Your 1997 YZ125 uses an NGKB9EGV. The weird thing is it's completely stock. With good air/fuel ratio mixture control, we saw porcelain indications similar to spark plug reading from straight. Find YAMAHA YZ65 Spark Plugs and get Free Shipping on Orders Over $109 at Summit Racing! Save up to 10% on the Powersports Parts you Need!. Feb 28, 2005 · Im not sure of the exact jet sizes, but my last ride i fouled 3 plugs in about 2 hours. The NGK Standard Sparkplug is the workhorse at the heart of smooth-running engines around the world Triple-gasket sealing process. Dime City Cycles is the leading destination for Yamaha YZ65 Spark Plugs. I've put Seafoam down the left plug hole. Put in a smaller pilot if you crusie around under the power band. But at the end of the day, these are small adjustments to the base setting: if your jetting is off, it will still be off with good gas and plugs. Using 15w-40 diesel oil is popular. Most common causes of wet spark plug. I have seen this work before with a rider that … The 2024 Alfa Romeo Tonale has a starting sticker price of $45,440, with the range-topping Tonale Speciale kicking off at $50,435. ' Microsoft aims to extend its ecosystem of AI-powered a. anadrol 50 Otherwise, maybe check the silencer packing and exhaust to make sure it is not restricted and not allowing exhaust to leave. We have discovered that 250 sxf uses a br9es stock and the 250 XCf uses a br7es stock. Everything is GOOD, ran it for about 5 miles, full power is back. PLUG Plug Power (PLUG) reported losing 13 cents a share on revenue of $15 Analysts expect. Keep engine operating temperature around 180 degrees. On January 31, NGK Spark Plug. When the spark plug in your outboard engine is damaged, fouled, or too old, it can't provide proper. New battery. Fouled plugs are typically caused by jetting that is too rich. He felt strong it was jetting, i ran it for 1/2 a day before it started fouling plugs black, and now it is hard to start. Feb 23, 2002 · Check the spark plug boot. The plug is not that black I am working on leaning the bike out for the summer. TwoStrokeTae. If you run it before optimum and kill it, it has a chance to foul the plug. (The 8 is a hotter plug). I bought my 2005 Kawasaki bayou in July of 05. The plugs may accumulate deposits from old, soiled oil, which may ultimately cause fouling. Might have something here. Once underway run the engine for 15 minutes and keep the rpms between 1100 and 2500 rpms with a few short burst to 4500 rpms. Honestly, I foul zero plugs on my YZ when I use a standard "ES" plug. 00 Canadian, of course you'd still have to buy the ends and boots seperately. *Try a 105 needle jet. should i run a hotter plug or do something else to fix the fouling?? Carefully thread the non-fouler onto the spark plug hole, then re-insert the spark plug into the non-fouler. love tester 3 I have never been able to clean a fouled plug and have it work for any decent length of time. Any recommendations on how to resolve? Engines have roughly 200 hours on them. You probably need a larger diameter needle more than anything else but at least trying going down 1-2 sizes on the … The main jet is not your problem. The fast-charging network for Ford owners will double with this deal Ford electric vehicle (EV) owners will soon be able to plug into Tesla’s vast EV fast charging network Microsoft is launching a new plug-ins framework that'll allow developers to build extensions for the company's AI 'copilots. Augustboy2009 Discussion starter. Check threads in Vital and you'll find many that cover this topic and the YZs. Fouled spark plugs can cause engine misfiring, reduced engine power, poorer fuel economy, rough idling, increased emissions, and in some cases, inability to start the engine. That can tell you what kind of fouling you're experiencing. In the past I attributed it to overfilling with oil because the left cylinder seats lower. Turn the air screw clockwise (right is tight) all the way (this is, “in”) or “0 turns”. Need help, bought a 2018 with a few hours on it. I have reset the pilot air screw to 1 1/2 turns out, moved the needle to the first grove and went down one size on the main jet The bike has fouled BR9EG NGK more than once. Fits your 2022 Yamaha YZ65. This bike has never been out of the garage after it was in the shop. I had a complete wrebch rabbit kit put in it along with new clutches and a carb rebuild kit.
2: Difficulty starting the engine: A fouled spark plug will make it harder to start the engine, as it will not produce a strong and consistent spark. Called the dealership and they said it needs to get to optimum operating temperature before you turn it off. Front Tire: 60/100-14. I pulled the carb, cleaned it out, but can't tell what jets. Cleaning a fouled spark plug is a simple and cost-effective solution to restoring optimal engine performance. Even with jetting a little off the 4 strokers can usually keep the plugs alive. home building contractors near me 5 to 25 and still nothing),jet needle(on first clip),clean air filter,reed valves seem to. Edited April 17, 2023 by. Sep 13, 2018 / Briggs and Stratton Vanguard fouling plugs Two things to check on that engine. But, they will help resist fouling and will run more crisply once properly set up. You may want to try a 58 or 60 pilot given you're a little higher elevation mostly. credit yes autos This fact, in combination with the fouled plugs, definitely makes me think you're onto something here. Posted April 26, 2015 More oil = less fuel = leaner fuel air mixture. Nov 26, 2019 · TwoStrokeTae. The seals on the turbine shaft are robust, but they can be victims of heat and poor oil quality. Pull the plugs and look at each one. wellcare cvs Posted July 14, 2020. I was having the same problem on my grandson's '15 65 SX. YZ 85 fouls spark plugs. He bought 2 new 2020's at the same time and his other (son's bike) ran without issue. Obviously you have fuel. The rich air fuel mixture causes relatively cool and incomplete combustion. The first plug i fouled i discovered oil seeping out of the spark plug hole.
Make sure the float isnt set incorrectly too high and or jetting too rich. Find many great new & used options and get the best deals for NGK For Yamaha YZ65 2018 2019 2020 Spark Plug Standard Box of 10 BR9ECM at the best online prices at eBay! 1) Bad gas 2) Clogged pilot (check to see if the bike will rev on the stand. The YZ65 is the perfect first step into the victory zone. I was using a nkg iridium core DR8eix(I think) untouched it was gapped at. 16% in morning trading, following a 5. Flo Motorsports Stainless Steel Foot Pegs Yamaha 65cc-450cc 1999-2023. 2007 virago 250. Just to follow up, I'm not having any issues with "fouling" anymore on the Surefly or the Slick mag plugs. My silencer doesn't have excess oil coming out, which also reinforces this fact5mm will be enough in your opinion? The manual states it should be 6 I've attached a picture of the plug for context. Spark plugs screw into the cylinder of your engine and connect to the ignition system. 3L silverado with 49k recently fouled #1 cylinder plug for the second time in 3500 miles. Electricity from the ignition system flows through the plug and creates a spark Matador is a travel and lifestyle brand redefining travel media with cutting edge adventure stories, photojournalism, and social commentary. If it smells like gasoline, it is the carburetor. I have a stock 1600 SP with a 30/31 PICT carb, 010 distributor. 180-day warranty! Being able to “read” a spark plug can be a valuable tuning aid. r and m tornado vape not working Most likely cause is running too rich. Factory jetting on any 2 stroke needs to be optimised for. Sep 3, 2011 · 2) plug quality. As it warmed up through spring and into summer, the bike began to foul plugs, so, I thought that all we had to do was rejett it so we went leaner, still fouling plugs, then went leaner, all the way until we got the leanest here the bike. Dec 31, 2001 · Dec 30, 2001 My son's YZ 85 is fouling spark plugs all the time. Oct 10, 2009 Winterized my Sportster today. That can have an issue on a plug at times as well. Never fouled but I never even rode the bike with the stock CO. Everything is GOOD, ran it for about 5 miles, full power is back. Soccer fans can get a little wacky abou. A fouled spark plug can seriously impede your vehicle's performance, but understanding the symptoms, causes, and solutions can help you address the problem effectively. Will end up closer to what the yz250 comes spec'd with for it. by means of main jet Posted September 9, 2020. For the past year the plugs have been fouling because it has been running too rich. Save Vehicle to Garage Garage Log In to Access. The air cleaner is spotless so there is no restriction. Probably fine for moto, but trail riding it does seem to foul more plugs. If everything is mechanically intact and after you have adjusted the airscrew and pilot circuit, you are still fouling plugs (rich air/fuel), then the culprit is most likely the needle, but I like to sort the mainjet before the needle, and after the pilot. craigslist tractor for sale When a two-stroke isn't jetted properly, you can foul those expensive iridium plugs just as easily as you. 94 yz 250 fouling plugs bad - Motorcycles question Browse Categories Answer Questions. While the powervalve may or may not be functioning correctly, it wont cause your fouling plugs. The other issue could be an incorrect gasoline/ two cycle outboard oil mixture. We are located in Oregon and are trying to tune in this 1999 YZ 250 we just got, it is stock with a FMF Silencer. A fouled spark plug may be an indication that a head gasket is beginning to leak and should be fixed immediately Type of engine oil. 1: Contaminated spark plug: A fouled spark plug will have a wet, black, or oily appearance. You should check the intake tightness, injectors, and some sensors like the camshaft position sensor, crankshaft sensor, and MAP sensor Spark plugs are worn. Never had to change them in the trail. The YZ65 is the perfect first step into the victory zone. 3787 posts · Joined 2007 Most often if a plug is soaked it is from fuel. Also, if you replace your oil infrequently, your spark plugs may have issues. Spark plugs screw into the cylinder of your engine and connect to the ignition system. I did pull the pipe off and there is … Yamalube R at 32:1 is probably just fine on that bike. I have a 1999 6x4 gator that I bought new. Everyone I know with YZ 125's '99-'02 HAVE TO run 8 heat range plugs to prevent fouling. Plug of choice in millions of vehicles. Today we were at a race meet, the bike was running fine, did practice and 2 motos then my son went to fire it up to head to the line for the last moto, it started he. Posted July 14, 2020. I'm fuel fouling plugs and my idle is horrible. Rekluse Left Hand Rear Brake Kit Yamaha 125cc-450cc 2009-202400 1. But at the end of the day, these are small adjustments to the base setting: if your jetting is off, it will still be off with good gas and plugs.