BIKERS CHOICE 420840 Keihin Cv Jets .54MM

( Brand: Bikers Choice ), ( Type: Bkc Carburetor Jets ), ( Manufacturer Part Number: 420840 ), ( Performance Part: Yes )

Review BIKERS CHOICE Keihin Cv Low Speed .54mm Jets Pk

Introducing the Bikers Choice 420840 Keihin CV 54mm Carburetor Jet Set, a high-performance replacement jet kit for your Keihin CV carburetor. These jets are specifically designed to deliver optimal fuel mixture for enhanced engine performance, making them a popular choice among motorcycle enthusiasts.

The Bikers Choice 420840 Jet Set includes six jets in total - four main jets (10, 12, 14, and 16) and two pilot jets (32 and 40). Each jet is meticulously crafted from premium quality materials, ensuring durability and consistency in fuel delivery. The jets feature a fine bore diameter of 54mm, making them a direct fit for most Keihin CV carburetors.

The main jets are designed to deliver precise fuel mixtures for various riding conditions. The smaller jets, such as the 10 and 12, are suitable for leaner fuel mixtures required during cruising and light engine loads. Larger jets, like the 14 and 16, are ideal for delivering richer fuel mixtures needed during heavy acceleration and high engine loads.

The pilot jets, on the other hand, are responsible for providing the initial fuel mixture to the carburetor's idle circuit. The 32 pilot jet is suitable for colder climates or for motorcycles with larger engines, while the 40 pilot jet is ideal for warmer climates or smaller engines.

Installing these jets is a straightforward process. They are designed to be a direct drop-in replacement for the stock jets, making the installation process quick and hassle-free. However, it is essential to ensure proper adjustment of the idle mixture screws and the main jet needle position for optimal performance.

In summary, the Bikers Choice 420840 Keihin CV 54mm Jet Set is a high-quality, performance-enhancing upgrade for your Keihin CV carburetor. These jets are meticulously crafted from premium materials, delivering precise fuel mixtures for various riding conditions. With easy installation and adjustment, these jets are an excellent investment for any motorcycle enthusiast looking to maximize their engine's performance.

Buying the Keihin CV 54mm Carburetor Jet (Bikers Choice 420840) can be a beneficial investment for motorcycle enthusiasts looking to fine-tune their carbureted bikes. Here are some pros and cons to consider before making a purchase:

1. Precision Adjustment: These jets allow for precise fuel-air mixture adjustments, which can lead to improved engine performance and fuel efficiency.

2. OEM Quality: These jets are manufactured by Keihin, a reputable brand known for producing high-quality carburetor components.

3. Versatility: These jets are suitable for various motorcycle applications, making them a great choice for those with different bike models.

4. Easy Installation: The jets are relatively easy to install, making it a DIY-friendly project for many motorcycle owners.

1. Expense: Replacing all the jets on a carburetor can be an expensive proposition, especially if you're working on multiple bikes or older models.

2. Potential for Error: Adjusting the jets requires accuracy and a good understanding of the carburetor system. Improper adjustment can negatively impact engine performance.

3. Requires Additional Tools: Installing the jets may require specialized tools, which could add to the overall cost and complexity of the project.

The Keihin CV 54mm Carburetor Jet (Bikers Choice 420840) is an excellent choice for motorcycle enthusiasts seeking to optimize their bike's performance. While the jets may come with an initial investment and the potential for error, the benefits of improved fuel efficiency and precise engine tuning can outweigh the costs.

If you're comfortable working on your bike and have a good understanding of carburetor systems, these jets can be a worthwhile investment. Be sure to order the correct size and type for your specific bike model, and consider purchasing a jet setting tool to make the installation process easier. Additionally, consult the appropriate service manual or online resources for installation instructions and adjustment guidelines.

part # 420840 prices

• $34.19-$42.27

specifications carbcaddie:

• brand: Bikers Choice
• type: Bkc Carburetor Jets
• manufacturer part number: 420840
• performance part: Yes

seller carbcaddie:

• rating: 99.6%
• # reviews: 106994

payments carbcaddie:

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

general carbcaddie:

• condition: New
• Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts

shipping carbcaddie:

• type: Fixed
• service: Standard
• transit: 3-5 Days
• cost: $0.00
• class: Standard

offer carbcaddie:

• sold: 0
• quantity: 2
• started: September 5, 2025
• options: Ship-to-home
• availability: In Stock

returns carbcaddie:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

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