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Carburetor jets are crucial for engine performance, directly impacting fuel mixture and combustion. Selecting the correct size and type ensures optimal engine operation, fuel efficiency, and longevity. Investing in quality replacement jets can prevent costly repairs and enhance your vehicle's power.
The main jet and slow pilot jet are for PWK, CVK, PE(pe17 pe22fl pe22fl pe26 pe28 ) type carburetor, OKO, KOSO, Stage-6, Polini etc. applications; Please compare with your stock carb before ordering.
Comes with 11 main jets and 11 pilot jets, sufficient quantity for you to choose.Please verify your engine model before ordering to ensure correct fitment, as these jets are not compatible with VM22.
Made of brass, anti rust and easy to install.Please check the product image to make sure it's the type of jet in need before ordering.
Size of slow pilot jets: 32, 35, 38, 40, 42, 45, 48, 50, 52, 55, 58;thread size：M6x0.75.
Size of main jets: 100, 105, 108, 110, 115, 120, 125, 130, 135, 140, 145.thread size：M5x0.8.
40PCS high quality solid brass carburetor jet kit for PWK Keihin CVK PE type carburetor OKO KOSO Stage-6 Polini etc. 30pcs carburetor main jets and 10pcs slow pilot jets
Size of slow pilot jets: 32, 35, 38, 40, 42, 45, 48, 50, 52, 55; Thread pitch: 6 x 0.75 mm; Nut diameter: 5 mm; Overall length: 28 mm
Size of main jets: 100, 105, 108, 110, 115, 120, 125, 130, 135, 140(PWK 21mm-34mm); Thread pitch: 4.7 x 2.5 mm; Nut diameter: 5.7 mm; Thread length: 5 mm; Overall length of the hole: 7.9 mm
Size of main jets: Carburetor Main Jet #155 #158 #160 #162 #165 #168 #170 #172 #175 #178 (PWK 28mm-42mm),PLEASE Attenion:Not fit for CV, VE and CVK above 3cm carburetor.
【Backup】2 Jets per Pack, always have one as backup；Small Size, Easy to store the rest.
【Premium Quality】: The Carburetor Main jet is made of qualified ABS Plastic and quality aluminum material, which has good anti-rust and impact-proof, very durable.
【After-sale service】We provide a 12-month quality guarantee, so you don't need to worry about quality issues, please buy with confidence!
【Unlock True Performance: The Essential Stage 1 Carburetor Jet Kit】 Stop your engine from running lean and unleash its full potential! This jet kit is the critical first step for any stage 1 kit for 212 or Honda GX series engine upgrade. It...
【Complete 6-Jet Range for Precision Tuning & Peak Power】 Find your engine's sweet spot with precision. Unlike single-jet packs, this comprehensive carburetor jet kit gives you 6 progressively sized main jets (#36, #38, #40, #42, #44, #46). This...
【Guaranteed Fit for Predator 212, Honda GX160-GX390 & Popular Clones】 Designed for the engines you own. This 212 jet kit is engineered for seamless compatibility with Predator 212cc, 224cc, 301cc, 420cc engines, Honda GX160, GX200, GX270, GX...
【Your Go-Kart & Mini Bike's #1 Performance Upgrade】 Transform your ride's responsiveness. Specifically tailored for powersports applications, this vm22 jet kit compatible set is the proven solution for go-carts, mini bikes, and pit bikes running...
【Professional Results Made Simple: Plug-and-Play Tuning】 Achieve pro-level tuning without the guesswork. We provide the exact range of jets needed for a successful stage 1 upgrade. Start with a middle size (like #40 or #42) and test to find your...
16 pcs main jet kit sizes: 88 90 95 98 100 105 110 115 120 125 130 135 140 145 150 155; Thread size: M5*0.75, only for certain VM series with 3.9cm main jet tube
Replacement for Mikuni VM22 VM24 VM26 125CC 150CC 200CC 250CC carburetors, for Powersports Dirt Bike Pit Bike, Mini Bike, Go Kart, UTV, ATV
With size marked on the jest, it's easy to find the right one for your vehicle
Please make sure the product images and sizes meet your need before ordering.
Fit for HONDA YAMAHA KAWASAKI KTM BETA POLARIS for SUZUKI HUSQVARNA dirt bikes ATVs and more powersport carburetors. For CR60 CR80 CRF150 CRF230 CRF250 CRF250 CRF350 CRF450 TRX KX100 KDX200 KLX400 KLX450 YZ85 YZ250 YZ450 YZ400 KTM...
For Suzuki: ATV with CVK, Twin Peaks 700 with CVKR-D (V-Twin ATV). For Honda CV/CVK/VB/VD and VE some PD & PE carbs, for Kawasaki CV and CVK carbs, Main Air Jet For FCR (Round Jet With Slotted Head); for Motorcycles Motocross Scooters, and for Buggy GY...
Premium Material: This motorcycle carburetor kit is meticulously crafted from a dual-material construction of copper alloy and premium plastic, ensuring both wear resistance and superior sealing performance. The copper alloy nozzle boasts high purity and...
Scope of Use: This motorcycle carburetor kit is compatible with go-kart engines, mini bikes, and generators powered by non-Hemi Predator 212cc, 196cc, 6.5hp performance parts GX160 and GX200 engines. This motorcycle carburetor kit is suitable for models...
Easy to Install: The installation steps for this motorcycle carburetor kit are straightforward and easy to follow. First, remove the old foam tube and nozzle from the carburetor and align the new components with their mounting positions. Next, tighten the...
Practical Function: This motorcycle carburetor kit is designed to optimize the fuel delivery system. The main jet precisely controls fuel injection volume, while the main float tube enhances fuel atomization. Both components work in tandem. Additionally...
Enhanced with Precision Craftsmanship: This motorcycle carburetor kit employs precision manufacturing techniques, featuring copper alloy nozzles with accurate orifice diameters and smooth surfaces that fit snugly into the carburetor without loosening. The...
Construction: Made of high-quality brass with precision machining, featuring high temperature resistance, corrosion resistance, smooth internal hole, not easy to block or deform for long time use
Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Carburetor Jets
Jet Size Matters
The primary factor when choosing replacement jets is their size, measured in thousandths of an inch. This size dictates the amount of fuel that can pass through the jet. Using jets that are too large can lead to a rich fuel mixture, causing poor fuel economy and potential engine damage. Conversely, jets that are too small will result in a lean mixture, leading to overheating and a loss of power. Consult your vehicle's service manual or existing jet sizes to determine the appropriate diameter for your engine's needs.
Material and Durability
Carburetor jets are typically made from brass, aluminum, or stainless steel. Brass is common due to its ease of machining and cost-effectiveness, but it can be prone to wear over time. Aluminum offers a lighter option, while stainless steel provides superior durability and resistance to corrosion, making it a good choice for harsh conditions or high-performance applications. Consider the longevity and operating environment of your vehicle when selecting a material.
Compatibility with Carburetor Model
Ensure the replacement jets are designed to fit your specific carburetor model and brand. Different carburetor designs use unique jet shapes, thread sizes, and seating surfaces. Using incompatible jets can result in improper sealing, fuel leaks, or a complete failure to function. Always verify the compatibility list provided by the manufacturer or cross-reference part numbers before purchasing.
Frequently Asked Questions
How do I know what size jet I need?
The correct jet size depends on your engine's specifications, modifications, and altitude. Consult your vehicle's service manual for factory recommendations or use the size of your current jets as a starting point. Minor adjustments may be needed for optimal performance based on testing.
Can I mix and match jet materials?
While it's generally not recommended, mixing materials might be acceptable in some very specific, minor applications if performance is not critically affected. However, for optimal and consistent engine performance, it is best to use jets of the same material throughout the carburetor.
What happens if I use the wrong size jets?
Using the wrong size jets can lead to an incorrect fuel-air mixture. Too large a jet creates a rich mixture, wasting fuel and potentially fouling spark plugs. Too small a jet creates a lean mixture, which can cause the engine to run hot, lose power, and potentially suffer internal damage.
How often should carburetor jets be replaced?
Carburetor jets do not have a fixed replacement interval and typically last a long time. Replacement is usually only necessary if they become clogged, worn, or damaged. Regular cleaning and maintenance of the carburetor can extend the life of the jets.
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