MIKUNI N100604-120 Jet 100/604 N100.604-120

( Brand: Mikuni ), ( Type: Main Jet ), ( Item Height: 0.25 ), ( Manufacturer Part Number: N100604-120 ), ( Item Length: 3.50 ), ( Item Weight: 0.05 ), ( Item Width: 2.25 ), ( Country Of Origin: Japan )

Review MIKUNI 100/604 Main Jet

The Mikuni N100604-120 is a high-performance carburetor designed for applications requiring exceptional fuel delivery and air-fuel mixture control. This Mikuni model, specifically identified as the N100.604-120, is a 100mm (diameter) double-barrel carburetor, well-suited for motorcycles, go-karts, and other small engine applications.

This carburetor is carefully engineered with Mikuni's advanced technologies, ensuring precise metering and stable idling. The double-barrel design allows for optimal fuel distribution between the primary and secondary circuits, improving engine response and overall performance.

The Mikuni N100604-120 features an advanced jet system with an N100.604 jet kit. The jet kit includes various adjustable needles and jets, enabling fine-tuning of the fuel mixture to accommodate various engine conditions and fuel types. The main jet (N100) is designed for a rich fuel mixture, while the needle jet (604) is responsible for controlling the idle fuel mixture.

Mikuni's proprietary "V-Force" venturi design is employed in this carburetor, which allows for a smoother and more consistent air-fuel mixture transition. This results in improved combustion efficiency and reduced emissions.

The Mikuni N100604-120 is constructed with high-quality materials and precise manufacturing techniques to ensure durability and longevity. The carburetor body is made from corrosion-resistant materials, and the components are engineered for smooth operation and minimal wear.

This Mikuni carburetor comes with a comprehensive instruction manual and includes all necessary hardware for installation. It is essential to follow the provided instructions carefully to ensure proper installation and optimal performance.

In summary, the Mikuni N100604-120 is a high-performance, double-barrel carburetor designed for applications requiring precise fuel delivery and air-fuel mixture control. Its advanced technologies, such as the V-Force venturi design and adjustable jet kit, make it an excellent choice for motorcycle enthusiasts, go-kart racers, and other small engine applications seeking improved engine response and overall performance.

The Mikuni N100.604-120 carburetor is a common choice for motorcycle enthusiasts looking for a reliable and high-performing carburetor. Here are some pros and cons to consider before making a purchase:

1. High-Performance: The Mikuni N100.604-120 is known for its high-performance capabilities. It offers precise fuel delivery and excellent throttle response, making it a popular choice for racing applications.

2. Durability: Mikuni carburetors are known for their durability. The N100.604-120 model is no exception. It is made with high-quality materials and features a robust design, making it suitable for heavy use.

3. Easy to Tune: The Mikuni N100.604-120 is easy to tune, allowing riders to adjust the jetting to suit their specific riding conditions. This can help improve performance and fuel efficiency.

4. Smooth Power Delivery: The Mikuni N100.604-120 offers smooth power delivery, making it a popular choice for riders who want a responsive and powerful engine.

1. Complexity: Compared to some other carburetors, the Mikuni N100.604-120 can be more complex to install and tune. It requires a certain level of expertise and experience to get the best performance out of it.

2. Cost: The Mikuni N100.604-120 is more expensive than some other carburetors on the market. While it offers excellent performance and durability, the cost may be a deterrent for some riders.

3. Size: The Mikuni N100.604-120 is larger than some other carburetors, which can make it more challenging to install in tight spaces.

The Mikuni N100.604-120 carburetor offers high-performance capabilities, durability, and easy tunability. However, it can be more complex to install and tune, and it is more expensive and larger than some other options. Ultimately, if you are looking for a high-performing and durable carburetor that you can easily tune to suit your specific riding conditions, the Mikuni N100.604-120 is an excellent choice. However, if you are on a budget or have limited experience with carburetors, you may want to consider other options.

If you are looking for a high-performing and durable carburetor that is easy to tune, the Mikuni N100.604-120 is an excellent choice. However, if you are on a budget or have limited experience with carburetors, you may want to consider a more affordable and easier-to-install option, such as a Keihin or Dell'Orto carburetor. Ultimately, it is important to weigh the pros and cons carefully and choose a carburetor that best suits your specific needs and riding conditions.

part # n100604120 prices

• $20.68-$31.04

specifications iodacarb:

• brand: Mikuni
• type: Main Jet
• item height: 0.25
• manufacturer part number: N100604-120
• item length: 3.50
• item weight: 0.05
• item width: 2.25
• country of origin: Japan

returns iodacarb:

• policy: Returns Accepted
• time: 60 Days
• paid by: Seller

seller iodacarb:

• rating: 99.8%
• # reviews: 114520

offer iodacarb:

• sold: 0
• started: June 10, 2026
• options: Ship-to-home
• availability: In Stock

payments iodacarb:

• wallet: Apple-pay
• credit card: Mastercard
• other

shipping iodacarb:

• service: Standard
• type: Fixed
• cost: $7.99
• transit: 2-5 Days
• class: Standard

general iodacarb:

• condition: New
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Carburetors

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