QuadBoss

QuadBoss 00-04 Yamaha YFM400 Big Bear 2x4 Carburetor Kit - 418345

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SKU:
QBS418345
UPC:
887337265605
MPN:
418345
Availability:
Regularly stocked product
$60.67
Current Stock: 15

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Description

What is the primary purpose of a QBS Carburetor Kit?
QBS Carburetor Kits restore peak engine performance and smooth throttle response for your Big Bear by providing all necessary components for a complete carburetor rebuild.

Can I install this kit myself?
Professional installation is recommended for QBS Carburetor Kits to ensure precise fuel mixture and optimal engine operation.

QuadBoss Carburetor Kits are engineered to restore your Yamaha Big Bear's carburetor to factory-fresh performance, featuring all necessary O.E.M. jet sizes for a precise fuel mixture. Including all O-rings and components, these kits ensure a hassle-free rebuild for both carburetors. Trust QuadBoss for reliable carburetor function and confidence in your Big Bear's engine performance.

Key Features

  • include all necessary components to repair carburetor
  • models with two carburetors include components to repair both carburetors
  • Components included in the kits are based off of US models
  • Includes all O-rings
  • gaskets
  • jets
  • needle
  • mixture screw
  • float bowl screws
  • float valve needle and seat
  • High-performance interface gasket material for all paper gasket applications
  • Nitrile rubber material used on all O-rings and rubber gaskets
  • O.E.M. jet sizes are included in the kit

Why Choose the QBS Carburetor Kits

Restores peak engine performance and smooth throttle response for your Big Bear.

Ensures a complete and hassle-free carburetor rebuild for both carburetors.

Provides a reliable and precise fuel mixture for optimal engine operation.

Delivers a durable and leak-free seal for long-lasting carburetor integrity.

Who Is This For?

Weekend Off-Roading — 8/10
Restores factory performance for off-road use.

Easy DIY Install — 7/10
Includes all necessary components for repair.

Engine Performance — 8/10
Restores factory-fresh performance with OEM jets.

Daily Driving Comfort — 7/10
Restores smooth operation for daily use.

Fuel Efficiency — 7/10
Properly functioning carburetor can improve efficiency.

Frequently Asked Questions

Does the QBS Carburetor Kit fit my Yamaha Big Bear?

The QBS Carburetor Kit is designed to fit the 2000-2006 Yamaha YFM400 Big Bear 2x4 and YFM400 Big Bear 4x4 models. This ensures precise compatibility for your specific ATV. This kit provides a direct replacement for your original carburetor components.

What is the installation difficulty of the QBS Carburetor Kit?

Professional installation by a qualified technician is recommended for the QBS Carburetor Kit. This ensures proper setup and optimal performance of the fuel delivery system. Following this guidance guarantees a precise and effective carburetor repair.

How does the QBS Carburetor Kit improve my Yamaha Big Bear's performance?

Restoring peak engine performance and smooth throttle response is a key benefit of the QBS Carburetor Kit. With a high usage score of 8 for 'Engine Performance', this kit delivers. Experience factory-fresh operation and responsive acceleration.

Is upgrading my carburetor with a QBS kit worth the investment?

Upgrading your carburetor with a QBS kit is worth it for restoring factory-fresh performance with all necessary O.E.M. jet sizes included. This ensures a precise fuel mixture, vital for optimal engine operation. Achieve reliable and precise fuel delivery.

What is the best use case for the QBS Carburetor Kit?

The QBS Carburetor Kit is best for owners of 2000-2006 Yamaha YFM400 Big Bear needing to restore carburetor function for 'Weekend Off-Roading'. This kit scores an 8 for this usage, ensuring optimal performance on trails. Enjoy reliable carburetor operation during your adventures.

Additional Resources

Official QuadBoss Product Page

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

Browse More: Shop All Carburetors — Fuel Delivery

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Additional Information

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
418345
Proposition 65:
N
Case Lot Quantity:
1
Category:
Fuel Delivery>Carburetors
Product Level:
OEM Replacement
Weekend Off-Roading:
8/10
Easy DIY Install:
7/10
Engine Performance:
8/10
Daily Driving Comfort:
7/10
Fuel Efficiency:
7/10
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