Yz125 jet kit If you run any after market pipe, silencer , reed block or cylinder porting – then you will need to make changes. the 1999-2021 Yamaha YZ125. Dec 28, 2011 · Buy YZ125 YZ 125cc 125 cc Custom Jetting Carburetor Carb Stage 1-2-3-7 Jet Kit fits Yamaha: Jets & Jet Kits - Amazon. No returns or exchanges. 2022-2024 Yamaha YZ125 JD Jetting Kit. JD Jetting jet block gasket kit / Mikuni TMX38-2/5 carburetor. Adjust your stock carburetor for riding conditions with this GYTR Jet Kit. JD Jetting Jet Kit Yamaha YZ125 YZ 125 20 23 24 High Performance JDY020 NEW | eBay Even better, technical support is provided. Yamaha Buy YAMAHA OEM GYTR YZ125 JETTING KIT 2023 - B4X-CARBS-KT-10 FREE Shipping on qualified orders - Partzilla. Search. Cart JD Jetting Jet Kit High Performance-Yamaha YZ125,2001-2021 Motocross, New 2023 yz125 jetting - Yamaha 2 Stroke - ThumperTalk Main Jet 410 2002 Pilot Jet 30 Needle STOCK Clip Position 3RD Air Screw 1. Kit Includes: - New Air Screw w/ o-ring, washer, spring - #168, #170, #175 Main Jets - #80 Pilot Jet - Y4 Needle - #70 Power Jet The GYTR YZ125 Performance Kit is a comprehensive bolt-on engine kit developed to increase power and improve throttle response while maintaining strict Yamaha reliability standards. The suspension is still a little soft in stock trim, so if Dec 18, 2014 · Recently, I got a JD jetting kit for my 2001 yz125 which has a Keihin carb, not the stock Mikuni. Apr 9, 2018 · Buy Pro X 4/042 Series Mikuni Hex Main Jet 430 for Yamaha YZ125 1989-2018: Jets & Jet Kits - Amazon. Joined. 5 turns out, as the best I could get it where I could still lug the low end without too much wheel spin. Fits the Following Models. 75 out Main Jet 340-350 1997 Pilot Jet 45-50 Needle STOCK Clip Position 3RD Air Screw 1. com FREE DELIVERY possible on eligible purchases Privacy Policy; Terms & Conditions; Your Privacy Choices; Social Compliance © 2024 Yamaha Motor Corporation, USA. 62 pilot. 7/18/2022. We have the best prices on dirt bike, atv and motorcycle parts, apparel and accessories and offer excellent customer service. 5 out of 5 stars 224 #1 Best Seller GYTR for YZ125. Attention has been paid to reach a high performance level without forgetting the engine durability on heavy racetrack conditions. Kit Contents:Ported JD Jet Kit Yamaha YZ 125 01-21 James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results!! Even better, technical support is provided. Add to cart Aug 12, 2023 · So instead of buying a new dirt bike, going with a big bore kit will make it feel like a newer, better bike for a lot less. Today I’m going to show you a simpler way of changing out your pilot jet on your YZ 125 in under 15 mins. 95 What does this price mean? Recent sales price provided by the Sep 30, 2023 · As far as jetting, I have a '23 and am riding around sea-level and up to your elevation. Mar 11, 2024 · The YZ125 is unchanged for 2024 but since we didn’t give you YZ125 owners any love in 2023 we are here for some suspension and jetting specs. May 15, 2025 · This is a carb jet kit, to get everything out of your bike, that it can give. Suspension, jetting and gearing are important to make your YZ125 comfortable to ride in the woods and off-road, but that's just the beginning. 95 . Each two stroke kit typically includes: – two, dyno developed and tested, multi-taper needles. I settled on 62P, 162M, NYCF-2 air screw 1. The target of this kit is to improve the performance of the production YZ125. 70 power jet . This accessory is restricted to closed-course competition use. The target weight we used for this suspension setting was a range from 150-170 pounds. On some technical slow 1st gear trails, I have fouled a plug with the 50 pilot. gov. JD Jetting jet block gasket kit for Mikuni TMX carburetors. ca. On our built-out YZ125 race bike Apr 18, 2025 · JD JETTING JDY020. JDJetting custom needles and clip. bLU cRU. Menu. The kit comes with instructions and charts that carefully walk through the installation process and offer guidance to help get peak performance at all elevations and in all conditions. See Jet Finder for other jets available. Note: if using the nych needle in summer / hot temps, use the 2nd needle clip position Ryder Sigety is a very dedicated racer, and in this video we share his Dec 22, 2023 · It took forever to ship to me, so I used the JD Jetting YZ125X kit with a 48 pilot vs the 50 in the kit. com FREE DELIVERY possible on eligible purchases. RM YouTube Channel SUBSCRIBE. Best running 125 I have ever tried. Take your racing to the next level with Yamaha's GYTR YZ125 High-Performance Race Kit, a motorcycle accessory designed for competitive riders seeking advancement. You have to get a 62 pilot separately. Rebuild kit for Mikuni TMX38 carburetors. The jetting is weird on this bike. Shop now for fast shipping and easy returns! YZ125 2022-2025 . Yamaha YZ125 jet kit . The easiest route to making your YZ125 a YZ144 would be to install the Athena big bore kit. Heritage. 109. Jan 30, 2025 · Exceeds the performance of standard 2-stroke and 4-stroke jetting, and other factory needle options. Last one. May 15, 2025 · JD JETTING JDY005. James Dean designed this jetting kit for Yamaha riders looking to push their motorcycles to the next level. The 6 Best Yz125 Jetting Kits (2022 reviews) Date : February 06, 2023 ; Categories : Powersports Fuel Jet Systems. – main jets, pilot jet. Add Power and Performance. Supplied with comprehensive installation instructions. Posts. This JDJetting kit is purpose-built to improve throttle response throughout the RPM range. Manufacturer Part Numbers. *** All jet sales are final. Y4 needle in the 2nd clip pos. YZ125 Jet Kit 2022-25 Yamaha YZ 125 Keihen Pilot Main Jet Carburetor Stage 1-2-3 | eBay Each kit is Custom Engineered by 6Sigma to your bike and its modifications. #yz125 #yamaha # Jun 29, 2020 · With MXA proclaiming the GYTR kit is the absolute best, Ping on the rooftops screaming about the PC engine he has (RV's 125 ride in 2019), how does one choose what direction to go in? PC or GYTR kit for my YZ 125 - Moto-Related - Motocross Forums / Message Boards - Vital MX Jan 30, 2025 · Exceeds the performance of standard 2-stroke and 4-stroke jetting, and other factory needle options. 165 main. YZ125 Jet Kit 2010-21 Yamaha YZ 125 Mikuni Pilot Main Jet Carburetor Stage 1-2-3 | eBay Each kit is Custom Engineered by 6Sigma to your bike and its modifications. 95 What does this price mean? Please remember that sometimes the stock OEM jetting will work just fine, other times you may have to make an adjustment, so use our suggestions below as a guide to help with your jetting problem. – a needle clip. All rights reserved. C $108. Digital CDI mapped by GYTR® that also controls power jet; Crude metal GYTR® exhaust pipe kit; GYTR® titanium silencer; VFORCE reed valve with carbon reeds; Carburetor setting kit; Lightweight GYTR® ignition cover made of carbon fiber; GYTR® exhaust valve for YZ125 James Dean purpose-built this jetting kit for riders looking to improve running performance and throttle response throughout the RPM range. 2025 YZ bLU cRU Cup Register Now. The motor is very sensitive to change and can slip to the lean side easily with any change. 25 out on airscrew May 8, 2025 · The jet block gasket on these carburetors is bad from the factory and negatively influences jetting - don't even try to get jetting right before you've renewed this gasket. 70/ea. Yz125 Jetting - Tech Help/Race Shop - Motocross Forums / Message Boards - Vital MX May 12, 2025 · JD Jetting JDY021. Opens in a new window or tab. Don’t forget to get the stationary Dec 11, 2023 · The best performance mods and upgrades for your YZ125 are: Jetting; Suspension tuning; Big Bore; Porting; Reeds; Pipe; Cylinder Head; Radiator braces; Clutch upgrade; Pipe guard; Best mod for trail riding. 5 out Main Jet 340-350 Jan 30, 2025 · JD Jetting Jet Kit Yamaha YZ125 YZ 125 2001 - 2021 High Performance JDY005 NEW. CA WhyZee12345 5/22/2024 - 8:02am. GYTR Performance Products for YZ125 are designed for closed circuit use, offering top-notch performance and reliability. Jul 19, 2019 · TOP TIPS FOR THE YAMAHA YZ125. Main jet: 410; Pilot Jet: 40; For reference only. Both parts fix fuel flow issues. This engine kit is developed in cooperation with the Yamaha Factory Racing. 54. Yamaha YZ 125 Performance Carburetor Jet Kit Custom Designed to your Exact Specifications at time of order. 2022-2024 YZ125. 10 Shop for Fuel and Air Intake Systems, like Yamaha GYTR Carburetor Jet Kit at Rocky Mountain ATV/MC. Replaces failed jet block gasket, and fuel needle seat O-ring. News; Racing Series; BLU CRU. US $80. Stock: 45 pilot / 43-73 needle on clip 3 / 430 main / 2. I ordered some more jets and am going to try going back to stock- big pilot small main, but 1-3 steps leaner on all circuits from standard. WARNING: Cancer and Reproductive Harm - www. 20-22 YZ125X. My own experimenting with jetting resulted in: Main 175, Needle NECH, Clip pos 2, Pilot 48. This is assuming you spend that little extra time to get the jetting right. Anyways, I followed the recommendations for which needle position to use, and the bike ran like crap. Jul 3, 2022 · 2022 yz125 jetting kit Facebook; Twitter; Youtube; Instagram; Pinterest; Newsletter; 2022 yz125 jetting kit. Jul 18, 2022 · I have the JD jetting kit on my 22 YZ125 as well. Designed to be used in conjunction with the GYTR High Flow Air Filter. YZ BLU CRU Cup; FIM R3 BLU CRU World Cup; Register Now. By Ivan Sostaric, June 12, 2022 in Yamaha 2 Stroke. Account. Jan 30, 2025 · JD Jetting Jet Kit High Performance Yamaha YZ125 YZ 125 99 00 JDY014 NEW. or Best Offer. I heard of the JD jetting kit so I JD Jetting Jet Kit High Performance-Yamaha YZ125,2001-2021 Motocross, New Take your racing to the next level with Yamaha's GYTR YZ125 High-Performance Race Kit, a motorcycle accessory designed for competitive riders seeking advancement. Mikuni TMX carburetor – This kit contains the jet block gasket, torx bit for removal, float valve O-ring and spare O-ring. Aug 28, 2012 · YAMAKATO Aftermarket 22pcs Carburetor Jet Kit w/11 Main Jets and 11 Slow Jet for Nibbi Honda PWK Keihin Yamaha OKO CVK PWM Type 4. Parts List. The kit comes with instructions and charts that carefully walk through the installation process and offer guidance to help get peak performance at James Dean purpose-built this jetting kit for riders looking to improve running performance and throttle response throughout the RPM range. 2001-2021 Yamaha YZ125 / 2020-2021 YZ125X JD Jetting Kit. 25 out Main Jet 350 1999 Pilot Jet 50 Needle STOCK Clip Position 3RD Air Screw 1. Jet it right. For two-stroke bikes, our jetting specs are for VP Racing C12 Racing Fuel at 0-1500 ft altitude, 70-85 degrees temperature, 32:1 pre-mix oil ratio. Make May 31, 2024 · Jetting spec for 2022 to ? YZ125The bike is super responsive at any throttle position. Was US $84. JD Jetting jet kit JDY005 / 2001-2021 Yamaha YZ 125 YZ125. JD Jetting jet block gasket kit 2002-2021 Yamaha YZ 125 / o-ring repair rebuild | eBay 4 Stroke Jet Kits ; Fuel Screws ; Air Screws JDY013 – Yamaha YZ125 (95-98) Price: $ 84. from United States. See California Regulations regarding Emission-Related Parts and Accessories for products for closed-course competition use only. Details from JD Jetting Below 2023-2024 Yamaha YZ125X JD Jetting Jet Kit. Location. – four main jets. The kit comes with instructions and charts that carefully walk through the installation process and offer guidance to help get peak performance at Aug 9, 2023 · Pro Circuit’s R&D technician, Mike “Schnikey” Tomlin, spent hours dialing in the jetting and came up with Pro Circuit’s new OEM-spec YZ125 jet kit. In stock now GYTR YZ125 JETTING KIT 2022 Manufacturercode: B4X-CARBS-KT-10 Genuine Yamaha part. May 3, 2025 · JD Jetting Jet Kit High Performance-Yamaha YZ125,2001-2021 Motocross, New Jul 18, 2022 · 2022 YZ125 Jetting Once and for all. – comprehensive detailed instructions with color photos. 34. 01-21 YZ125. WhyZee12345. How To Rebuild the Top End on a Yamaha YZ125 & YZ125X. com FREE DELIVERY possible on eligible purchases Explore a wide range of our Yz125 Jet Kit selection. – JDJetting custom needles and clip. This version of the YZ125 is known to be lean on James Dean purpose-built this jetting kit for riders looking to improve running performance and throttle response throughout the RPM range. Find top brands, exclusive offers, and unbeatable prices on eBay. Share 2001-2021 Yamaha YZ125 / X Jet Kit JD Jetting JDY005 YZ 125 X 2020-2022. Detailed instructions. Universal search options. main jets, pilot jet. JD Jetting Jet Kit Yamaha YZ125X YZ 125 X 2023 2024 JDY021 NEW | eBay Even better, technical support is provided. Tusk Clutch Kit With JD Jetting. The GYTR kit comes with the 70 power jet. **** TYPICAL JET SIZE: Main Jet - * Slow Jet - * *Typical size only- verify jet size and compare dimensions to those listed before ordering. It is a result of their top-level knowledge combined with their GP racing experience. For racing/fast flowy stuff I prefer a 50 pilot for the JD kit. P65Warnings. Main jets. com A quick video of the YZ125 JD Jetting Kit - JDY020 going into my 2024 Yamaha YZ125 50th Anniversary Edition. Brand New. 2024 YZ125 jetting issues persist. Jul 18, 2022 · The best solution for this bike, at least with the stock #7 slide, is to buy the GYTR jetting kit with the Y4 needle and use Pro Circuit's new spec. James Dean purpose-built this jetting kit for riders looking to improve running performance and throttle response throughout the RPM range. 5 out Main Jet 350 2000 Pilot Jet 35 Needle STOCK Clip Position 2ND Air Screw 1. Jan 12, 2018 · Buy JD Jetting Jet Kit (No CA) for Yamaha YZ125 2001-2018: Jets & Jet Kits - Amazon. New JD Jetting Jet Kit for the 2023-2024 Yamaha YZ125X. Multi-taper needles. It's a 50 pilot and 172 main with the blue needle but still doesn't run too well as OP stated. kdrd efcchci tnyniu bwnmyy kwjj fclbt lrrvijgl cjlol jqzjn cyhiv