Best Car Carburetor Jets of 2025

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Carburetor jets are an essential component of any car's fuel delivery system. These small, precision-engineered parts are responsible for regulating the flow of fuel into the engine, ensuring that it runs efficiently and smoothly. Available in a range of sizes and configurations, carburetor jets can be customized to suit the specific needs of different engines and driving conditions. Whether you're looking to increase your car's power and performance or simply maintain its optimal fuel efficiency, carburetor jets are an indispensable tool for any serious car enthusiast.
At a Glance: Our Top Picks
Top 10 Car Carburetor Jets
NOVINO 40PCS Carburetor Jet Kit
NOVINO Jet Kit includes 30 main jets and 10 slow pilot jets suitable for various carburetors. The main jets range from 100 to 140, catering to different carburetor sizes. The slow pilot jets come in sizes from 32 to 55, offering precise tuning options. This kit is a convenient replacement for specific part numbers, ensuring compatibility with PWK, CVK, and other carburetor types. With high-quality brass construction, this kit provides durability and performance enhancement for your vehicle.
YAMAKATO 22pcs Carb Jet Kit
YAMAKATO Carb Jet Kit includes 11 main jets and 11 slow jets suitable for various carburetor types. Made of brass, these jets are rust-resistant and easy to install. The kit provides you with options for tuning your carburetor to achieve optimal performance. With sizes ranging from 32 to 58 for slow jets and 100 to 145 for main jets, this kit allows you to customize your carburetor for different riding conditions and preferences.
YAMAKATO Carburetor Jet Kit for Mikuni VM22 VM24 VM26
YAMAKATO Jet Kit includes 16 main jet sizes for Mikuni VM22 VM24 VM26 carburetors. The jets are suitable for 125cc to 250cc Powersports vehicles like dirt bikes, ATVs, and more. Each jet size is marked for easy identification, ensuring you find the right one for your vehicle. The product comes in nylon bag packages, making storage and organization hassle-free.
BELOMI 30PCS Carburetor Main Jet Slow Pilot Jet Kit
BELOMI Carburetor Jet Kit offers high-quality brass jets that are durable, corrosion-resistant, and precisely sized. The kit includes 20 main jets and 10 slow pilot jets, suitable for various engine carburetors. The smooth surface finish enhances performance. Not compatible with certain carburetor models. Ideal for motorcycles, karts, and ATVs with 125cc to 250cc GY6 engines.
Strongthium Carburetor Jet Kit
The Strongthium Jet Kit offers a comprehensive selection of aftermarket jets, making it ideal for fine-tuning your carburetor. With a variety of main jet sizes ranging from 90 to 190 and pilot jet sizes from 25 to 60, you can easily achieve the perfect fuel mixture for your engine. This kit is compatible with numerous Mikuni carburetors, ensuring versatility for both 2-stroke and 4-stroke applications. Whether you’re working on street bikes, ATVs, or off-road vehicles, this kit provides the convenience you need for optimal performance.
YAMAKATO 33pcs Carburetor Jet Kit
Upgrade your carburetor with the YAMAKATO Jet Kit. Made of corrosion-resistant brass, this kit includes 11 slow pilot jets and 22 main jets. It fits various motor carburetors from 125cc to 250cc, suitable for bikes, scooters, ATVs, and Go Karts. Compatible with popular carb models like PWK, CVK, PE OKO, KOSO, and more. Ensure precise sizing and resistance to wear and tear with the CNC processed brass material.
20 Pieces Carburetor Main Jet Kit
This carburetor main jet kit comes with 10 pieces of carburetor main jets and 10 pieces of slow pilot jets, which are made of high-quality brass. It is compatible with PWK, CVK, PE type carburetor, OKO, KOSO, Stage-6, Polini, and more. The size of slow pilot jets ranges from 32 to 55, and the size of main jets ranges from 100 to 140. The threads are smooth and clean, and they are easy to install.
NOTISH Carburetor Jet Kit
The NOTISH Jet Kit offers a comprehensive solution for your carburetor needs, featuring both main and slow pilot jets. With a variety of sizes available, you can easily find the perfect fit for your scooter, ATV, or kart equipped with GY6 engines. Made from high-quality brass, these jets resist corrosion and perform well under high temperatures, ensuring long-lasting reliability. Installation is a breeze—simply confirm the size, remove the old jets, and replace them with new ones, all without any special tools. This kit includes 20 jets, providing you with ample replacements for your carburetor maintenance.
NFSpeeding 2 PACKS Carburetor Main Jet 592792 for Briggs Stratton
Upgrade your Briggs Stratton 09P702 engine with the NFSpeeding Carburetor Main Jet. This pack includes 2 jets for backup, ensuring you always have a spare. The small size makes storage easy. Crafted from durable ABS plastic and aluminum, these jets are rust-resistant and long-lasting. Enjoy peace of mind with a 12-month quality guarantee, so buy confidently!
42 Pcs Carburetor Jet Kit by CULMKARI
The CULMKARI Carburetor Jet Kit offers a versatile solution for various Mikuni carburetors, including popular models such as VM and TM series. With compatibility across multiple carburetor types, you can easily find the right fit for your engine. This kit includes a range of needle jets, ensuring that you have the right options for optimal performance. Plus, you can rely on quick and professional tech support, making it easier to resolve any issues you may encounter. Overall, this kit enhances your carburetor's functionality, leading to improved engine performance and efficiency.
Frequently Asked Questions (FAQs)
1. Do carburetor jets wear out?
Carburetor jets can wear out over time, typically after a few years of use. It is recommended to dismantle and clean the jets about once a year. If the jets do wear out, they can be replaced with new ones of the correct size from a carburetor service kit.
2. What does putting bigger jets in a carburetor do?
When you put bigger jets in a carburetor, it allows a greater amount of fuel to flow into the engine. This can be beneficial if you want to increase the power of your engine or if you are operating your vehicle at high altitudes where more fuel is needed for optimal performance.
3. What are the symptoms of carburetor jetting issues?
Some common symptoms of carburetor jetting issues include bogging on full throttle acceleration, overheating of the engine at high RPM, power flattening quickly at high RPM, pre-ignition sound (pinging) during heavy-load acceleration, and in extreme cases, piston burn-down and seizing. If you experience any of these symptoms, it may indicate a problem with the carburetor jets.
During our car carburetor jet research, we found 24 car carburetor jet products and shortlisted 10 quality products. We collected and analyzed 8,447 customer reviews through our big data system to write the car carburetor jets list. We found that most customers choose car carburetor jets with an average price of $8.63.
The car carburetor jets are available for purchase. We have researched hundreds of brands and picked the top brands of car carburetor jets, including NOVINO, YAMAKATO, BELOMI, Strongthium, Mudder. The seller of top 1 product has received honest feedback from 659 consumers with an average rating of 4.9.

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.