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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.
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
【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.
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.
Large round main jet sizes: 90 100 110 120 125 130 135 140 145 150 155 160 165 170 175 180 190. Large hex main jets sizes:130 140 150 160 170 180 200 220 240 260 280
TM pilot slow sizes: 17.5 20 25 30 35 40; VM pilot slow jet sizes: 25 30 35 40 45 50 55 60.
Fit for Mikuni HS40 Flat Slide w/Accelerator Pump, HSR42 HSR45, HSR48 New Style. For RS34 RS36 RS38 RS40 Flat Slide Rack. For TM33-8012 TM36-68 TM40-6. For VM16-519 Round Slide - Clamp On, VM29 Smoothbore Rack, VM33 Smoothbore Rack. Compatible Needle Jet...
Fit for VM18 VM20 VM22 VM26 VM24 VM28 VM30 VM32 VM34 VM36 VM38 VM44 carburetors, for many Mikuni TM24 TM32 TM34 TM35 TM36 TM38 TMX carbs, and many other 2-stroke, and 4-stroke Street, ATV, and Offroad applications.
【Carburetor Main Jet Part Number】The 592792 main jet is specifically designed for compatibility with Briggs and Stratton engines, ensuring a perfect fit for models like 09P702-0001-B1 and others. This essential part ensures your machinery operates at...
【Durability Guaranteed】Crafted from high-grade ABS plastic and aluminum, the 592792 jet main is rust-resistant and impact-proof, providing reliable performance in harsh conditions. This durability guarantees a longer lifespan for your equipment
【Backup Included】Each pack comes with four main jets, allowing you to keep one as a backup. Their compact size makes it easy to store the extra jet without taking up much space
【Easy Installation】Simply replace your old jet if it's corroded or clogged, with the 592792 carburetor main jet, you can get your machine back to peak performance effortlessly, making maintenance quick and hassle-free
【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...
Wide compatibility: Main jet and slow pilot jet kit compatible with PWK CVK PE OKO KOSO Polini Stage-6 and more types carburetor. Compatibility is for reference only，please check the size on the product image and compare it with the original product...
Last update on 2026-10-17 / 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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