Looking for the best motorcycle carburetor jets to enhance your bike’s performance? Explore our guide to discover top brands, sizes, and compatibility to maximize your engine’s potential.
Motorcycle carburetor jets are key to your bike’s performance. They control fuel flow, ensuring your engine runs smoothly and efficiently.
Choosing the right jets can boost power, improve fuel efficiency, and enhance overall ride quality. Whether you’re tuning for the track or upgrading for daily rides, the perfect jets make all the difference.
Explore our guide to find the best carburetor jets for your bike. Discover top brands, sizes, and compatibility to maximize your engine’s potential.
List of Top 10 Motorcycle Carburetor Jets
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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. |
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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 looking for high-quality brass jets to improve engine performance. |
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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 kit is perfect for dirt bike enthusiasts and ATV riders who need precise carburetor tuning for 110cc-300cc vehicles. It’s ideal for motorcycle tuners and go-kart racers seeking durable, high-performance parts. |
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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 with a mini bike, dirt bike, pit bike, or ATV that uses Mikuni VM22, VM24, or VM26 carburetors. It’s ideal for tuning your engine to run smoothly and efficiently. |
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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 kit is perfect for riders and DIY tuners who want smooth, steady engine performance. It’s great for anyone who needs easy jet swaps and reliable brass parts for their carburetor. |
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YGQ 24Pcs Carburetor Main Pilot Jet Kit for Nibbi PWK Keihin Honda CVK Yamaha OKO GY6 PWM PE FCR-MX PJ 99101-393 N424-21 |
This YGQ 24Pcs Carburetor Main Pilot Jet Kit is perfect for motorcycle and ATV enthusiasts who need precise tuning for their carburetors. It’s ideal for riders with Nibbi, Keihin, Honda, Yamaha, or GY6 engines looking to improve performance and fuel efficiency. |
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Strongthium 48 Pcs Carburetor Jet Kit for Mikuni Main & Pilot Slow Jet VM22/210 VM28/486 VM4/042 N100.604 |
This Strongthium Carburetor Jet Kit is perfect for anyone who needs to tune their Mikuni carburetors. It’s great for 2-stroke and 4-stroke engines in street bikes, ATVs, and offroad vehicles. |
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30Pcs Carburetor Main Jets and 10Pcs Slow Jets Pilot Jet Kit Fits for PWK Keihin OKO KOSO CVK Mikuni |
This 40-piece jet kit is perfect for anyone tuning or repairing carburetors. It’s ideal for PWK, Keihin, OKO, KOSO, CVK, and Mikuni models, offering 30 main jets and 10 slow pilot jets for precise adjustments. |
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Gohantee 30Pcs Carburetor Main Jet and Pilot Slow Jet Kit, Including 20Pcs Main Jet and 10Pcs Slow Pilot Jet, Replacement for Mikuni Carburetor Large Round N100.604 & VM28/486, Compatible with Suzuki |
This Gohantee 30Pcs Carburetor Main Jet and Pilot Slow Jet Kit is perfect for motorcycle enthusiasts and DIY mechanics who need reliable replacements for Mikuni carburetors. It’s ideal for tuning and maintaining Suzuki, Kawasaki, and Yamaha bikes, ensuring smooth performance and easy installation. |
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Carburetor Main Jet 185 190 195 Slow Jet 42 45 48 for Harley Sportster Softail CV40 Replace 27490-04 27465-04 27421-99C |
This carburetor jet kit is perfect for Harley owners who want to upgrade their bike’s performance. It’s ideal for Softail, Touring, Sportster, and Dyna models, offering easy replacement and better fuel efficiency. |
Detailed Reviews
Discover the top 10 Motorcycle Carburetor Jets in our expert-curated guide. Each product is thoroughly reviewed for performance, durability, and value. Whether you need precision tuning or affordable upgrades, this guide has you covered. Find the perfect fit for your ride and boost your engine’s performance today!
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 pilot jets, perfect for PWK, CVK, and PE carburetors. Made of brass, these jets are anti-rust and easy to install.
This kit fits OKO, KOSO, Stage-6, and Polini applications. Check your carb type before ordering. Not for VM22 carburetors.
The slow pilot jets range from 32 to 58, and main jets from 100 to 145. Verify your engine model to ensure the right fit. This kit offers plenty of options for fine-tuning.
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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?
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 and other carburetor types.
The kit includes 30 main jets and 10 slow pilot jets. It replaces specific part numbers for easy upgrades or repairs.
Sizes vary for different needs. Check compatibility before use. Simple installation for all users.
| Pros | Cons |
|---|---|
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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 looking for high-quality brass jets to improve engine performance.
Ready to Purchase?
3. 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 Main Jet Slow Pilot Jet Kit is a must-have for anyone looking to upgrade their dirt bike, ATV, or go kart. It’s compatible with many carburetor brands like Keihin, PWK, and Polini, making it a versatile choice.
This kit includes 30 main jets and 10 slow pilot jets, offering a wide range of sizes for precise tuning. It’s perfect for 110cc-300cc vehicles, ensuring optimum performance and more power.
Made of premium brass, these jets are durable and corrosion-resistant. They’re easy to install and improve your engine’s efficiency.
| Pros | Cons |
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Perfect For:
This kit is perfect for dirt bike enthusiasts and ATV riders who need precise carburetor tuning for 110cc-300cc vehicles. It’s ideal for motorcycle tuners and go-kart racers seeking durable, high-performance parts.
Ready to Purchase?
4. 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

The YAMAKATO 16pcs Carburetor Jet Kit is a must-have for tuning your Powersports vehicle. It includes 16 main jets in sizes from 88 to 155, fitting Mikuni VM22, VM24, and VM26 carburetors. This kit works with 125cc to 250cc engines on Dirt Bikes, Pit Bikes, Mini Bikes, and ATVs.
Jets are clearly marked for easy use. The thread size is M5*0.75, fitting specific VM carburetors. Always check compatibility before buying.
The kit comes in a nylon bag, keeping jets organized. Ensure the sizes match your needs for the best performance. This kit helps optimize your vehicle’s engine.
| Pros | Cons |
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Perfect For:
This YAMAKATO 16pcs Carburetor Jet Kit is perfect for anyone with a mini bike, dirt bike, pit bike, or ATV that uses Mikuni VM22, VM24, or VM26 carburetors. It’s ideal for tuning your engine to run smoothly and efficiently.
Ready to Purchase?
5. 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 fine-tune their carburetor. Made from premium brass, this kit ensures durability and easy installation.
It includes 11 main jets and 11 slow jets, offering multiple sizes for precise adjustments. Wide compatibility makes it suitable for various carburetor types.
| Pros | Cons |
|---|---|
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Perfect For:
This kit is perfect for riders and DIY tuners who want smooth, steady engine performance. It’s great for anyone who needs easy jet swaps and reliable brass parts for their carburetor.
Ready to Purchase?
6. YGQ 24Pcs Carburetor Main Pilot Jet Kit for Nibbi PWK Keihin Honda CVK Yamaha OKO GY6 PWM PE FCR-MX PJ 99101-393 N424-21

The YGQ 24Pcs Carburetor Main Pilot Jet Kit is a must-have for tuning your engine’s performance. It includes main jets and pilot jets in various sizes to fit multiple carburetors. This kit works with Nibbi, Keihin, Honda, Yamaha, and more.
It’s perfect for motorcycles, dirt bikes, ATVs, and scooters. The easy-to-use design ensures smooth and efficient engine operation.
| Pros | Cons |
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Perfect For:
This YGQ 24Pcs Carburetor Main Pilot Jet Kit is perfect for motorcycle and ATV enthusiasts who need precise tuning for their carburetors. It’s ideal for riders with Nibbi, Keihin, Honda, Yamaha, or GY6 engines looking to improve performance and fuel efficiency.
Ready to Purchase?
7. Strongthium 48 Pcs Carburetor Jet Kit for Mikuni Main & Pilot Slow Jet VM22/210 VM28/486 VM4/042 N100.604

The Strongthium 48 Pcs Carburetor Jet Kit is a complete set for tuning your carburetor. It works with Mikuni VM and TM series carbs, fitting many 2-stroke and 4-stroke engines.
This kit includes main jets, pilot jets, and needle jets for precise tuning. It’s compatible with Suzuki, Kawasaki, Yamaha, Honda, and Polaris models, making it versatile for various vehicles.
Easy to install, durable, and affordable. Perfect for street, ATV, and offroad use.
| Pros | Cons |
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Perfect For:
This Strongthium Carburetor Jet Kit is perfect for anyone who needs to tune their Mikuni carburetors. It’s great for 2-stroke and 4-stroke engines in street bikes, ATVs, and offroad vehicles.
Ready to Purchase?
8. 30Pcs Carburetor Main Jets and 10Pcs Slow Jets Pilot Jet Kit Fits for PWK Keihin OKO KOSO CVK Mikuni

This 40-piece kit includes 30 carburetor main jets and 10 slow pilot jets. It’s made of solid brass for durability.
Fits PWK, CVK, Keihin, OKO, KOSO, and Mikuni carburetors. Works with Yamaha and Polini models too.
Includes pilot jet sizes #32 to #55 and main jet sizes #100 to #170. Perfect for tuning and repairs.
| Pros | Cons |
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Perfect For:
This 40-piece jet kit is perfect for anyone tuning or repairing carburetors. It’s ideal for PWK, Keihin, OKO, KOSO, CVK, and Mikuni models, offering 30 main jets and 10 slow pilot jets for precise adjustments.
Ready to Purchase?
9. Gohantee 30Pcs Carburetor Main Jet and Pilot Slow Jet Kit, Including 20Pcs Main Jet and 10Pcs Slow Pilot Jet, Replacement for Mikuni Carburetor Large Round N100.604 & VM28/486, Compatible with Suzuki

The Gohantee 30Pcs Carburetor Main Jet and Pilot Slow Jet Kit is a must-have for motorcycle enthusiasts. It includes 20 main jets and 10 slow pilot jets, offering a wide range of sizes. This kit is designed for Mikuni carburetors, ensuring a perfect fit.
This aftermarket replacement is compatible with various Mikuni models, including VM, TM, RS, and HSR series. It also fits popular motorcycle brands like Suzuki, Kawasaki, and Yamaha. With this kit, you can fine-tune your carburetor for optimal performance.
The package includes a complete set of 30 pieces, providing everything you need for carburetor maintenance. If you have questions, the support team is ready to help.
| Pros | Cons |
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Perfect For:
This Gohantee 30Pcs Carburetor Main Jet and Pilot Slow Jet Kit is perfect for motorcycle enthusiasts and DIY mechanics who need reliable replacements for Mikuni carburetors. It’s ideal for tuning and maintaining Suzuki, Kawasaki, and Yamaha bikes, ensuring smooth performance and easy installation.
Ready to Purchase?
10. Carburetor Main Jet 185 190 195 Slow Jet 42 45 48 for Harley Sportster Softail CV40 Replace 27490-04 27465-04 27421-99C

This carburetor jet kit is perfect for Harley models. It fits Softail, Touring, Sportster, and Dyna bikes. The parts replace OEM numbers like 27490-04 and 27465-04.
The kit includes main jets in sizes 185, 190, and 195. It also has slow jets in sizes 42, 45, and 48. Each package comes with 3 main jets and 3 slow jets.
This kit is easy to install and improves engine performance. It’s a great upgrade for your Harley.
| Pros | Cons |
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Perfect For:
This carburetor jet kit is perfect for Harley owners who want to upgrade their bike’s performance. It’s ideal for Softail, Touring, Sportster, and Dyna models, offering easy replacement and better fuel efficiency.
Ready to Purchase?
Buying Guide
Motorcycle carburetor jets are key to your bike’s performance. They control fuel flow, ensuring your engine runs smoothly and efficiently.
Choosing the right jets can boost power, improve fuel efficiency, and enhance overall ride quality. Whether you’re tuning for the track or upgrading for daily rides, the perfect jets make all the difference.
Here’s what to consider when buying motorcycle carburetor jets:
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Compatibility:
Check your carburetor type (e.g., Mikuni, Keihin, PWK) and engine model to ensure the jets fit perfectly. Wrong sizes can harm performance. -
Material:
Look for brass jets as they are durable and corrosion-resistant. Avoid low-quality materials that may wear out quickly. -
Jet Sizes:
Choose kits with a wide range of sizes for precise tuning. Main jets and slow jets should match your engine’s needs. -
Brand Reputation:
Trusted brands like YAMAKATO, XIKOBY, and Gohantee offer reliable and high-quality kits. -
Ease of Installation:
Opt for kits with clear markings and simple instructions for hassle-free installation. -
Vehicle Type:
Ensure the jets are compatible with your vehicle, whether it’s a dirt bike, ATV, or motorcycle. -
Kit Contents:
Check if the kit includes main jets, slow jets, and other accessories needed for tuning. -
Price and Value:
Compare prices to find a kit that offers great value without compromising on quality.
With these factors in mind, you’ll find the best carburetor jets to maximize your bike’s potential.