QuadBoss
QuadBoss 1993 Polaris 350L 2x4 Carburetor Kit - 418139
- SKU:
- QBS418139
- UPC:
- 887337259383
- MPN:
- 418139
- Availability:
- Regularly stocked product
Description
What vehicles does this QBS Carburetor Kit fit?
This QBS Carburetor Kit is specifically designed for 1990-1993 Polaris Big Boss or Trail Boss 350L models; confirm fitment with your vehicle.
How difficult is it to install this QBS Carburetor Kit?
Professional installation is recommended for this QBS Carburetor Kit to ensure optimal engine performance and a perfect seal.
QuadBoss QBS Carburetor Kits restore your 1990-1993 Polaris Big Boss or Trail Boss 350L to its original factory-tuned engine performance. Featuring O.E.M. jet sizes and high-performance interface gasket material, this carburetor kit guarantees a perfect seal and leak-free operation. Experience crisp throttle response and reliable starts with this expert-engineered carburetor solution.
Key Features
- 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
- Models with two carburetors include components to repair both carburetors
- Components included in the kits are based off of US models
Why Choose the QBS Carburetor Kits
Restores crisp throttle response and reliable engine starts.
Ensures a perfect seal for leak-free operation and optimal fuel delivery.
Provides long-lasting durability and resistance to fuel and heat exposure.
Gets both carburetors running smoothly for consistent power delivery.
Who Is This For?
Engine Performance — 9/10
Restores original factory-tuned performance with OEM jet sizes.
Weekend Off-Roading — 8/10
OEM replacement for specific Polaris off-road models.
Easy DIY Install — 7/10
Includes all necessary O-rings, gaskets, and screws.
Fuel Efficiency — 7/10
Restores original factory-tuned performance and tuning.
Frequently Asked Questions
What specific Polaris models are compatible with QBS Carburetor Kits?
QBS Carburetor Kits are designed to fit 1990-1993 Polaris Big Boss 350L 6x6, Trail Boss 350L 2x4, and Trail Boss 350L 4x4 models. This precise fitment ensures proper integration with your specified vehicle's carburetor system. You can confidently install this kit knowing it's engineered for these exact Polaris units.
Is professional installation required for QBS Carburetor Kits?
Professional installation is recommended for QBS Carburetor Kits, confirming with a qualified technician for optimal results. This guidance ensures that the sensitive internal components are correctly seated and adjusted for peak performance. Trusting an expert will guarantee a leak-free and perfectly tuned fuel delivery system.
How does a QBS Carburetor Kit improve engine performance?
A QBS Carburetor Kit restores crisp throttle response and reliable engine starts, achieving a score of 9 for "Engine Performance" usage. This kit provides all O.E.M. jet sizes to perfectly match your Polaris's original factory tuning. Expect your engine to perform as it did when it first rolled off the assembly line.
Is upgrading to a QBS Carburetor Kit a worthwhile investment over stock components?
Upgrading to a QBS Carburetor Kit is highly beneficial due to its high-performance interface gasket material and durable nitrile rubber O-rings. This ensures a perfect seal for leak-free operation and optimal fuel delivery, directly contributing to long-lasting durability and resistance to fuel and heat exposure. The comprehensive component inclusion brings your carburetor back to peak operational efficiency.
What materials are used in QBS Carburetor Kits?
QBS Carburetor Kits utilize high-performance interface gasket material for paper gasket applications and nitrile rubber for all O-rings and rubber gaskets. These robust materials provide long-lasting durability and resistance to fuel and heat exposure, ensuring a perfect seal for leak-free operation. You can rely on these quality components for consistent and dependable performance.
Vehicle Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993 | Polaris | Big Boss 350L 6x6 | Base |
| 1990–1992 | Polaris | Trail Boss 350L 2x4 | Base |
| 1990–1992 | Polaris | Trail Boss 350L 4x4 | Base |
Additional Resources
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
Warranty Information
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993 | Polaris | Big Boss 350L 6x6 | Base |
| 1990-1992 | Polaris | Trail Boss 350L 2x4 | Base |
| 1990-1992 | Polaris | Trail Boss 350L 4x4 | Base |
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Case Lot Quantity: |
1 |
Category: |
Fuel Delivery>Carburetors |
Clearance Item: |
N |
MPN: |
418139 |
Proposition 65: |
N |