Best Carburetor Jets

What are the best carburetor jets for your engine’s performance?
Our guide helps you find the perfect fit with easy steps, top-rated kits, and simple tips for installation.

Carburetor jets are key to your engine’s performance. They control the air-fuel mix, giving you power and efficiency. Whether you’re tuning a dirt bike, ATV, or lawn mower, the right jets make all the difference.

Choosing the best carburetor jets can feel overwhelming. But don’t worry—we’ve got you covered. Our guide breaks it down into simple steps, so you can find the perfect fit for your needs.

We’ll show you top-rated kits, key features, and easy tips for installation. By the end, you’ll feel confident and ready to upgrade your ride. Let’s get started!

List of Top 10 Carburetor Jets

Title	Best For	Price
YAMAKATO Aftermarket 22pcs Carburetor Jet Kit w/11 Main Jets and 11 Slow Jet for Nibbi Honda PWK Keihin Yamaha OKO CVK PWM Type	This YAMAKATO Carburetor Jet Kit is perfect for motorcycle enthusiasts who need to tune their carburetors. It’s ideal for those with PWK, CVK, or OKO-type setups, offering 11 main jets and 11 slow jets for precise adjustments.	View on Amazon (paid link)
40PCS Carburetor Main Jet Slow Pilot Jet Kit for PWK Keihin OKO CVK Crab,Replace #SCL-2018090002-ZH-T-01/02 SCL-2018090001/03-ZH-T-01	This 40PCS Carburetor Main Jet Slow Pilot Jet Kit is perfect for anyone tuning or repairing PWK Keihin OKO CVK carburetors. It’s ideal for DIY enthusiasts and mechanics who need reliable replacement parts for better engine performance.	View on Amazon (paid link)
CQSPMOTO Holley Carburetor Main Jet for Carburetor 1/4-32 Gas Main Jet Assortment Kit 60 61 62 63 64 65 66 67 68 69 Holley Quick Fuel Jet, 2 pcs per size, 10 sets in total, Thread size: 1/4″-32	This CQSPMOTO Holley Carburetor Main Jet Kit is perfect for car enthusiasts and DIY mechanics who want to tune their engines for better performance. It’s ideal for anyone with a Holley or compatible carburetor looking to adjust their air-fuel mixture easily and safely.	View on Amazon (paid link)
Hrwfnty 22Pcs Excellent Carburetor Jet Kit, Include 11 Pieces Carburetor Main Jet and 11 Pieces Slow Jet Compatible with Nibbi PWK Keihin Honda OKO CVK PE PWM Type.	This Hrwfnty 22Pcs Carburetor Jet Kit is perfect for anyone who needs to tune or repair their carburetor. It’s great for DIY enthusiasts and mechanics working on motorcycles, ATVs, or other small engines.	View on Amazon (paid link)
4 PCS 592792 Carburetor Main Jet for Briggs Stratton Main Jet, Replace 09P702 Lawn & Garden Equipment, 59 Jet Set Fits for 09P702-0001-B1, 09P702-0006-B1, 09P702-0003-F1, 09P702-0005-F1, More	This product is perfect for anyone with Briggs and Stratton engines who needs a reliable and durable replacement for their carburetor main jet. It’s easy to install and comes with backup jets, making it ideal for quick maintenance.	View on Amazon (paid link)
XIKOBY 40PCS Carburetor Main Jet Slow Pilot Jet Kit Compatible with Keihin PE PWK CVK OKO KOSO Polini Carb Dirt Bike ATV Quad 4 Wheeler Go Kart, Include 30PCS Main Jet and 10PCS Pilot Jet Accessories	This carburetor jet kit is perfect for anyone who owns a dirt bike, ATV, or go-kart and wants to improve performance. It’s easy to use and works with many models, making it a great choice for tuning your ride.	View on Amazon (paid link)
Dunviku 4PCS Carburetor Carb Main Jet Carburetor Jet Lawn Garden Engine Replace 592792, 596521, 594060 Fits for Briggs Stratton Engine 09P702-0116-F1 09P702-0119-F1 09P702-0139-F1	This product is perfect for DIY users and small‑engine mechanics who want fast, smooth fixes. It also suits anyone who needs a simple way to keep a Briggs Stratton engine running well.	View on Amazon (paid link)
42 Pcs Carburetor Jet Kit for Mikuni Main & Pilot Slow Jet N100.604 VM28/486 VM4/042 VM22/210 Replaces TM33-8012 TM36-68 TM40-6	This 42-piece carburetor jet kit is perfect for anyone who needs to tune or repair their Mikuni carburetors. It’s great for owners of Suzuki, Kawasaki, Yamaha, Honda, or Polaris vehicles with compatible carbs.	View on Amazon (paid link)
YAMAKATO 16pcs Carburetor Jet Kit Main Jets for Mikuni VM22 VM24 VM26 125cc 150cc 200cc 250cc for Mini Bike Dirt Bike Pit Bike ATV 88 90 95 98 100 105 110 115 120 125 130 135 140 145 150 155	This YAMAKATO 16pcs Carburetor Jet Kit is perfect for anyone who owns a mini bike, dirt bike, pit bike, ATV, or UTV with a Mikuni VM22, VM24, or VM26 carburetor. It’s ideal for tuning and improving performance with its 16 different jet sizes.	View on Amazon (paid link)
YGQ 43Pcs Carburetor Jet Kit for Keihin Nibbi carb Main Jet and Pilot Slow Jet 99101-393 99101-357 N424-21	This jet kit is made for riders who own Honda, Yamaha, Kawasaki, KTM, and Suzuki dirt bikes or ATVs. It fits main jets and pilot jets on many carburetor models.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 carburetor jets handpicked for performance and value. Each product is expert-reviewed and backed by customer feedback, ensuring you get the best fit for your needs. Whether you’re tuning for speed, efficiency, or reliability, this guide has you covered. Dive in to find the perfect carburetor jet and take your engine to the next level!

1. YAMAKATO Aftermarket 22pcs Carburetor Jet Kit w/11 Main Jets and 11 Slow Jet for Nibbi Honda PWK Keihin Yamaha OKO CVK PWM Type

The YAMAKATO Aftermarket 22pcs Carburetor Jet Kit is a must-have for tuning your carburetor. It includes 11 main jets and 11 slow jets, perfect for PWK, CVK, and PE carburetors.

Made of brass, these jets are anti-rust and easy to install. They fit OKO, KOSO, Stage-6, and Polini applications. Check your carb type before ordering to ensure a perfect match.

Slow jets range from 32 to 58, with an M6x0.75 thread. Main jets range from 100 to 145, with an M5x0.8 thread. Verify your engine model to avoid compatibility issues.

Pros	Cons
22-piece kit includes 11 main jets and 11 slow jets. Brass material ensures anti-rust and durable performance. Fits multiple carburetors like PWK, CVK, and OKO. Easy installation with clear size options for perfect fit.	May not fit all carb types Not for VM22 engines Needs careful check before use

Perfect For:

This YAMAKATO Carburetor Jet Kit is perfect for motorcycle enthusiasts who need to tune their carburetors. It’s ideal for those with PWK, CVK, or OKO-type setups, offering 11 main jets and 11 slow jets for precise adjustments.

Ready to Purchase?

View Price on Amazon (paid link)

2. 40PCS Carburetor Main Jet Slow Pilot Jet Kit for PWK Keihin OKO CVK Crab,Replace #SCL-2018090002-ZH-T-01/02 SCL-2018090001/03-ZH-T-01

This 40-piece carburetor jet kit is made of high-quality solid brass. It fits PWK Keihin CVK PE type carburetors and others like OKO, KOSO, Stage-6, and Polini.

The kit includes 30 main jets and 10 slow pilot jets. Sizes range from 32 to 55 for slow jets and 100 to 178 for main jets.

Replace old parts easily with this kit. It works with PWK 21mm-42mm carburetors, but not for CV, VE, or CVK above 3cm.

Pros	Cons
Strong brass build for long use Wide jet range for easy tuning Smooth performance with precise sizes Fits many PWK carbs with no fuss Clear labels for fast setup	Not for CV, VE, or CVK carbs over 3cm. No jets for smaller carb sizes. Limited slow pilot jet sizes included.

Perfect For:

This 40PCS Carburetor Main Jet Slow Pilot Jet Kit is perfect for anyone tuning or repairing PWK Keihin OKO CVK carburetors. It’s ideal for DIY enthusiasts and mechanics who need reliable replacement parts for better engine performance.

Ready to Purchase?

View Price on Amazon (paid link)

3. CQSPMOTO Holley Carburetor Main Jet for Carburetor 1/4-32 Gas Main Jet Assortment Kit 60 61 62 63 64 65 66 67 68 69 Holley Quick Fuel Jet, 2 pcs per size, 10 sets in total, Thread size: 1/4″-32

CQSPMOTO Holley Carburetor Main Jet for Carburetor 1/4-32 Gas Main Jet Assortment Kit 60 61 62 63 64 65 66 67 68 69 Holley Quick Fuel Jet, 2 pcs per size, 10 sets in total, Thread size: 1/4

The CQSPMOTO Holley Carburetor Main Jet kit includes 20 jets, with two sets of 10 sizes ranging from 60 to 69. These high-quality jets are compatible with Holley and other carburetors, making them essential for engine tuning.

Precise orifices ensure optimal air-fuel mix, max horsepower, and smooth throttle response. Start with larger jets and gradually reduce for safe tuning.

Pros	Cons
Unlock max horsepower with precise air-fuel ratio tuning. Fits multiple carburetors, replacing Holley, Quick Fuel, and more. High-quality materials ensure consistent flow and performance. Easy tuning with a safer, step-by-step jet size adjustment.	Limited to specific carburetor types and sizes. No instructions for beginners to tune effectively. Requires careful sizing to avoid engine damage.

Perfect For:

This CQSPMOTO Holley Carburetor Main Jet Kit is perfect for car enthusiasts and DIY mechanics who want to tune their engines for better performance. It’s ideal for anyone with a Holley or compatible carburetor looking to adjust their air-fuel mixture easily and safely.

Ready to Purchase?

View Price on Amazon (paid link)

4. Hrwfnty 22Pcs Excellent Carburetor Jet Kit, Include 11 Pieces Carburetor Main Jet and 11 Pieces Slow Jet Compatible with Nibbi PWK Keihin Honda OKO CVK PE PWM Type.

Hrwfnty 22Pcs Excellent Carburetor Jet Kit, Include 11 Pieces Carburetor Main Jet and 11 Pieces Slow Jet Compatible with Nibbi PWK Keihin Honda OKO CVK PE PWM Type.

The Hrwfnty 22Pcs Carburetor Jet Kit is a must-have for anyone looking to tune their carburetor. It includes 11 main jets and 11 slow jets, offering a wide range of sizes for precise adjustments.

Made from premium brass, this kit is durable and easy to install. The smooth threads and clean finish ensure a perfect fit every time.

Wide compatibility, 22 pieces total, multiple sizes included. Perfect for replacement and tuning needs.

Pros	Cons
Premium brass ensures durability and easy installation. 22-piece kit offers versatile sizing for perfect fit. Wide compatibility works with multiple carburetor types. Complete package includes main jets and slow jets.	Requires precise size check—no one‑size fits all. Included jets may not match all carburetor brands. No tool included for fitting.

Perfect For:

This Hrwfnty 22Pcs Carburetor Jet Kit is perfect for anyone who needs to tune or repair their carburetor. It’s great for DIY enthusiasts and mechanics working on motorcycles, ATVs, or other small engines.

Ready to Purchase?

View Price on Amazon (paid link)

5. 4 PCS 592792 Carburetor Main Jet for Briggs Stratton Main Jet, Replace 09P702 Lawn & Garden Equipment, 59 Jet Set Fits for 09P702-0001-B1, 09P702-0006-B1, 09P702-0003-F1, 09P702-0005-F1, More

4 PCS 592792 Carburetor Main Jet for Briggs Stratton Main Jet, Replace 09P702 Lawn & Garden Equipment, 59 Jet Set Fits for 09P702-0001-B1, 09P702-0006-B1, 09P702-0003-F1, 09P702-0005-F1, More

The 592792 Carburetor Main Jet is perfect for Briggs and Stratton engines. It fits models like 09P702-0001-B1 and others. This part keeps your lawn and garden equipment running smoothly.

Made from high-grade ABS plastic and aluminum, it’s rust-resistant and durable. Each pack includes four jets, so you always have a backup ready.

Pros	Cons
Perfect fit for Briggs & Stratton models Durability guaranteed with high-grade materials Four jets included for backup and convenience Simple replacement for quick maintenance 12-month guarantee for peace of mind	Not universal, fits only specific Briggs & Stratton models. Plastic parts may wear faster under heavy use. No tools included for installation.

Perfect For:

This product is perfect for anyone with Briggs and Stratton engines who needs a reliable and durable replacement for their carburetor main jet. It’s easy to install and comes with backup jets, making it ideal for quick maintenance.

Ready to Purchase?

View Price on Amazon (paid link)

6. XIKOBY 40PCS Carburetor Main Jet Slow Pilot Jet Kit Compatible with Keihin PE PWK CVK OKO KOSO Polini Carb Dirt Bike ATV Quad 4 Wheeler Go Kart, Include 30PCS Main Jet and 10PCS Pilot Jet Accessories

XIKOBY 40PCS Carburetor Main Jet Slow Pilot Jet Kit Compatible with Keihin PE PWK CVK OKO KOSO Polini Carb Dirt Bike ATV Quad 4 Wheeler Go Kart, Include 30PCS Main Jet and 10PCS Pilot Jet Accessories

The XIKOBY 40PCS Carburetor Jet Kit is a must-have for dirt bike and ATV enthusiasts. It includes 30 main jets and 10 slow pilot jets, offering a wide range of tuning options. This kit is compatible with many carburetor brands, making it a versatile choice.

Made from premium brass, these jets are built to last. They resist corrosion and high temperatures, ensuring reliable performance. The CNC production process guarantees precise dimensions and a smooth surface.

With this kit, you can fine-tune your carburetor for optimum power and performance. It’s an easy swap that can make a big difference in your ride’s speed and efficiency. Get ready to experience a smoother, more responsive engine.

Pros	Cons
40-piece kit for easy carburetor upgrades. Fits multiple brands and models effortlessly. Durable brass ensures long-lasting performance. Precise CNC machining for optimal power.	Limited to specific carburetors and vehicles, not universal. No instructions included, installation might be tricky. Brass material may wear faster under extreme conditions.

Perfect For:

This carburetor jet kit is perfect for anyone who owns a dirt bike, ATV, or go-kart and wants to improve performance. It’s easy to use and works with many models, making it a great choice for tuning your ride.

Ready to Purchase?

View Price on Amazon (paid link)

7. Dunviku 4PCS Carburetor Carb Main Jet Carburetor Jet Lawn Garden Engine Replace 592792, 596521, 594060 Fits for Briggs Stratton Engine 09P702-0116-F1 09P702-0119-F1 09P702-0139-F1

Dunviku 4PCS Carburetor Carb Main Jet Carburetor Jet Lawn Garden Engine Replace 592792, 596521, 594060 Fits for Briggs Stratton Engine 09P702-0116-F1 09P702-0119-F1 09P702-0139-F1

The Dunviku 4PCS Carburetor Main Jet is a must-have for anyone with a Briggs Stratton Engine. It’s easy to store and perfect for DIY enthusiasts or professional mechanics. This kit includes 4 jets, enough for replacements and backups.

High-quality plastic and aluminum make these jets durable and rust-resistant. They fit perfectly, improve engine efficiency, and are simple to install.

These jets reduce fuel consumption and boost performance for your lawn and garden equipment. They’re compatible with Briggs Stratton 09P702 engines and replace old nozzles easily.

Pros	Cons
4-piece set for easy engine replacement and storage. Fits Briggs Stratton engines, boosts fuel efficiency. Durable materials ensure long-lasting performance. Quick install, no modifications needed.	Not universal, fits only specific Briggs Stratton engines. Small parts, easy to lose during installation or storage. Plastic components, may wear out faster under heavy use.

Perfect For:

This product is perfect for DIY users and small‑engine mechanics who want fast, smooth fixes. It also suits anyone who needs a simple way to keep a Briggs Stratton engine running well.

Ready to Purchase?

View Price on Amazon (paid link)

8. 42 Pcs Carburetor Jet Kit for Mikuni Main & Pilot Slow Jet N100.604 VM28/486 VM4/042 VM22/210 Replaces TM33-8012 TM36-68 TM40-6

This jet kit gives your carb a clean, strong boost. It helps your engine run smooth and steady.

You get many main jet sizes. You get many pilot jet sizes. You get a wide range for easy tuning.

It fits many Mikuni carbs and works on 2‑stroke and 4‑stroke engines. It is a simple way to get better fuel flow and better ride feel.

Pros	Cons
Wide range of jet sizes Easy tune for smooth power Fits many Mikuni carbs Works on 2‑stroke and 4‑stroke engines Strong kit for better fuel flow	Price can be high. Installation may require extra tools. Fitment limited to some Mikuni models.

Perfect For:

This 42-piece carburetor jet kit is perfect for anyone who needs to tune or repair their Mikuni carburetors. It’s great for owners of Suzuki, Kawasaki, Yamaha, Honda, or Polaris vehicles with compatible carbs.

Ready to Purchase?

View Price on Amazon (paid link)

9. YAMAKATO 16pcs Carburetor Jet Kit Main Jets for Mikuni VM22 VM24 VM26 125cc 150cc 200cc 250cc for Mini Bike Dirt Bike Pit Bike ATV 88 90 95 98 100 105 110 115 120 125 130 135 140 145 150 155

YAMAKATO 16pcs Carburetor Jet Kit Main Jets for Mikuni VM22 VM24 VM26 125cc 150cc 200cc 250cc for Mini Bike Dirt Bike Pit Bike ATV 88 90 95 98 100 105 110 115 120 125 130 135 140 145 150 155

This jet kit is simple. It is clear. It is ready to use.
You get 16 main jets in sizes from 88 to 155. Each jet has a marked size for fast, easy picking.

They fit Mikuni VM22, VM24, and VM26 on many 125cc–250cc bikes. Check the images and sizes to be sure they match your carb.

The jets come in a nylon bag for clean storage. They help you tune your ride with quick, smooth swaps.

Pros	Cons
16 sizes for a perfect fit on your bike. Easy to identify with marked sizes on each jet. Fits Mikuni VM22/24/26 for smooth performance. Compact nylon bag keeps jets organized and handy.	Limited to specific VM series carburetors, not universal. No tools or instructions included for installation. Nylon bag packaging may not protect jets during storage.

Perfect For:

This YAMAKATO 16pcs Carburetor Jet Kit is perfect for anyone who owns a mini bike, dirt bike, pit bike, ATV, or UTV with a Mikuni VM22, VM24, or VM26 carburetor. It’s ideal for tuning and improving performance with its 16 different jet sizes.

Ready to Purchase?

View Price on Amazon (paid link)

10. YGQ 43Pcs Carburetor Jet Kit for Keihin Nibbi carb Main Jet and Pilot Slow Jet 99101-393 99101-357 N424-21

The YGQ 43Pcs Carburetor Jet Kit is a must-have for powersport enthusiasts. It includes main jets, pilot slow jets, and hex jets in various sizes. This kit is perfect for tuning and maintaining your carburetor.

It fits many dirt bikes, ATVs, and motorcycles. Works with HONDA, YAMAHA, KAWASAKI, and more. The kit is compatible with Keihin, Nibbi, and other carburetor types.

Easy to use. Improves engine performance. Great for DIY projects.

Pros	Cons
Wide size range for easy tuning Works with many bikes and ATVs Strong build for long use Smooth engine performance after install Great fit for Keihin and Nibbi carbs	No instructions or tools included for installation. Many jet sizes may confuse first-time users. Not compatible with all carburetor models.

Perfect For:

This jet kit is made for riders who own Honda, Yamaha, Kawasaki, KTM, and Suzuki dirt bikes or ATVs. It fits main jets and pilot jets on many carburetor models.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Carburetor jets are key to your engine’s performance. They control the air-fuel mix, giving you power and efficiency. Picking the right jets can feel overwhelming, but we’re here to help.

Choosing the best carburetor jets is like giving your engine a tune-up. It’s a fun way to boost your ride’s speed and smoothness. With the right jets, you’ll feel the difference right away.

Here’s what to consider when buying:

Compatibility:
Make sure the jets fit your carburetor type. Check your engine model to avoid mismatches.
Material:
Look for brass or high-quality plastic. These materials are durable and rust-resistant.
Jet Sizes:
Choose a kit with a wide range of sizes. This lets you fine-tune your engine for optimal performance.
Ease of Installation:
Go for jets that are easy to install. Smooth threads and a clean finish make the job hassle-free.
Brand Reputation:
Stick with trusted brands. They often offer better quality and reliable performance.
Price and Value:
Compare kits to find the best value. More pieces in a kit can save you money in the long run.
Purpose:
Decide if you’re tuning for speed, efficiency, or general use. Different jets serve different needs.

With these tips, you’ll find the perfect carburetor jets for your ride. Happy tuning!