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Description
xUpgrade your Yamaha ATV with a purpose-built carburetor replacement
This Czsmbt carburetor is designed to fit classic Yamaha models, including the Yamaha Wolverine 350 YFM350FX and YFM350 FX 4x4 from 1996 through 2005, as well as the 1999 Yamaha Big Bear 350 YFM350 4x4. By aligning with the original design, it offers a practical option for riders who want a reliable, ready-to-install replacement without extensive modification.
Key fitment and component details help you assess compatibility at a glance. The unit’s inlet and outlet diameters are tailored for precise connections, while the included accessories support a complete refresh of the fuel system. This setup is intended to deliver steady throttle response and smooth operation across varied riding conditions, from muddy trails to open fields.
Fitment and technical specifics
- Fits Yamaha Wolverine 350 YFM350FX/YFM350 FX 4x4 (1996–2005) and 1999 Yamaha Big Bear 350 YFM350 4x4
- Part numbers: 4KB-14901-10-00 and 4KB-14901-22-00
- Outlet side diameters: 34mm inner / 39mm outer
- Inlet side diameters: 46mm inner / 50mm outer
What’s included in the kit
- 1x Carburetor
- 1x Spark plug
- 1x Fuel filter
- 4x Main jets: #150, #160, #170, #185
- 2x Slow jets: #40, #45
Why this replacement can be beneficial
- Comprehensive kit reduces the need for separate purchases, saving time on maintenance or rebuilds
- The included jets give you options to tune for different elevations and riding styles
- Durable parts designed to withstand trail use and repeated starts
- One-year warranty with a straightforward refund or replacement if you’re not satisfied
Usage notes
While not a guarantee of performance, this carburetor aims to provide a reliable, install-ready replacement for compatible Yamaha ATVs. Verify your model year and part numbers before purchasing to ensure the best fit for your machine.
FAQ
Q: Which models and years is this carburetor compatible with?
A: Fits Yamaha Wolverine 350 YFM350FX/YFM350 FX (1996–2005) and 1999 Yamaha Big Bear 350 YFM350 4x4.
Q: What’s included in the package and is there a warranty?
A: Includes carburetor, spark plug, fuel filter, four main jets, two slow jets. One-year warranty with refund or replacement.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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