K-L SUPPLY MN-34Z4 Float Needle Fuel Air MN/34Z4

( Brand: K-l Supply ), ( Type: Float Needle ), ( Manufacturer Part Number: MN/34Z4 ), ( Compatible Year: 1983 1982 ), ( Compatible Model: Xs400 Maxim ), ( Bundle Description: 1 Pc Genuine K L Supply Float Needle ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review K L SUPPLY Mn/34z4 Float Needle Yamaha Fuel And Air fits MAXIM XS400 JH 1982–1983

Introducing the mn/34z4 float needle, an essential component for the fuel system of your 1982-1983 Yamaha XS400 maxims. This float needle is meticulously engineered to deliver precise fuel metering for optimal engine performance.

The mn/34z4 float needle features a compact design, with a durable and corrosion-resistant construction. It is specifically designed to fit the fuel system of the Yamaha XS400 maxims from the mentioned model years. Its precise dimensions ensure a secure and snug fit, minimizing the risk of leaks or other complications.

The needle itself is made from high-quality steel, providing excellent strength and durability. The float needle's tip is designed with a fine point to ensure accurate fuel level sensing. The needle is also equipped with a float that moves up and down with the fuel level, allowing the engine to draw an exact amount of fuel as needed.

The mn/34z4 float needle is an OEM (original equipment manufacturer) replacement part, meaning it is made to the same exacting standards as the original part that came with your motorcycle. This ensures a perfect fit and reliable performance. Installing this float needle is a straightforward process, making it an excellent choice for DIY motorcycle enthusiasts.

In summary, the mn/34z4 float needle is an essential upgrade for the fuel system of your 1982-1983 Yamaha XS400 maxims. Its durable construction, accurate fuel level sensing, and OEM fit make it an excellent investment for those seeking optimal engine performance and long-lasting reliability.

Buying a float needle (part number: mn/34z4) for a 1982-1983 Yamaha XS400 Maxim's fuel system can be a worthwhile investment for several reasons. Here are the pros and cons to help you make an informed decision:

1. Improved Fuel Efficiency: A worn-out or incorrect float needle can cause poor fuel mixtures, leading to inefficient fuel consumption. Replacing it with a new one can help improve the fuel economy of your motorcycle.

2. Smoother Engine Performance: A faulty float needle can cause engine surging, idling issues, and rough running. A new float needle can help address these problems, resulting in smoother and more stable engine performance.

3. Longer Engine Life: A poorly functioning fuel system can put additional stress on other engine components. By addressing the float needle issue, you're not only improving the fuel system's performance but also potentially extending the life of your engine.

1. Cost: The cost of purchasing and installing a new float needle can add up, especially if you're not doing the installation yourself. The part itself may cost around $15-$30, while labor costs can vary significantly.

2. Time: Installing a new float needle can take some time, especially if you're not familiar with motorcycle maintenance. You may need to remove the fuel tank, carburetor, and other components to access the needle.

3. Potential for Errors: Installing the wrong float needle or installing it incorrectly can cause more issues than the original problem. It's essential to ensure you have the correct part and follow the installation instructions carefully.

Replacing a worn-out or faulty float needle on a 1982-1983 Yamaha XS400 Maxim can lead to improved fuel efficiency, smoother engine performance, and potentially longer engine life. However, the cost and time involved in the process should be considered. If you're comfortable with motorcycle maintenance or have access to a professional mechanic, the benefits may outweigh the investment.

If you're experiencing issues related to the float needle on your Yamaha XS400 Maxim and you're comfortable with the associated cost and time, replacing the float needle is a recommended course of action. Ensure you purchase the correct part number (mn/34z4) and follow proper installation instructions to avoid any potential errors. If you're not confident in your abilities, consider taking your motorcycle to a professional mechanic.

part # mn34z4 price

• $42.27

specifications iodacarb:

• for models: Xs400, Jh, Maxim
• for makes: Yamaha
• for years: 1982-1983
• brand: K-l Supply
• type: Float Needle
• manufacturer part number: MN/34Z4
• compatible year: 1983 1982
• compatible model: Xs400 Maxim
• bundle description: 1 Pc Genuine K L Supply Float Needle
• core charge: Free No Core Charge
• fitment type: Direct Replacement

payments iodacarb:

• credit card: Diners-club
• other
• wallet: Paypal

seller iodacarb:

• # reviews: 17310
• rating: 98.7%

general iodacarb:

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

shipping iodacarb:

• class: Standard
• type: Fixed
• cost: $0.00
• service: Standard
• transit: 3-8 Days

returns iodacarb:

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

offer iodacarb:

• availability: In Stock
• options: Ship-to-home
• started: February 10, 2026
• sold: 0
• quantity: 1

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