1. Motorcycle Carburetors Offers
  2. sku: 5204742691141721
  3. MIKUNI MK-BSR42-31

MIKUNI MK-BSR42-31 Carb Rebuild Kit Atv

fits model: Yzf, 450. make: Yamaha. year: 2012–2013.

Mk-bsr42-31 Mikuni Genuine Carb Rebuild Kit 2012-13 Yamaha Yzf 450 Atv #

( Brand: Mikuni ), ( Type: Carburetor ), ( Manufacturer Part Number: MK-BSR42-31 ), ( Country/region Of Manufacture: Japan )

Review MIKUNI Genuine Carb Rebuild Kit Yamaha Atv fits YZF 450 2012–2013

Mikuni MK-BSR42-31 Carburetor Rebuild Kit for 2012-2013 Yamaha YZF 450 ATV

The Mikuni MK-BSR42-31 Carburetor Rebuild Kit is specifically designed for the 2012-2013 Yamaha YZF 450 All-Terrain Vehicle (ATV) models. This professional-grade rebuild kit includes all the essential components required to restore your Mikuni BSR42 carburetor to its original performance level.

Each kit comes with a comprehensive selection of OEM (Original Equipment Manufacturer) parts. These parts include:

1. New needle and seat assembly for precise fuel delivery and idle control.

2. New float assembly, designed to maintain consistent fuel level in the carburetor.

3. New gaskets for sealing various joints and connections within the carburetor.

4. New main and pilot jets for proper fuel mixture and combustion.

5. New idling jet for a stable and efficient idle.

6. New needle jet for smooth and responsive throttle action.

7. New o-rings for sealing various parts and preventing leaks.

This Mikuni rebuild kit is carefully engineered to ensure a perfect fit and function for your specific carburetor model. Each part is made from high-quality materials to provide reliable performance and longevity. By using genuine Mikuni parts, you can trust that your carburetor will operate at its peak efficiency, delivering excellent power and fuel economy for your Yamaha YZF 450 ATV.

Rebuilding your Mikuni carburetor using this kit is a straightforward process. The included instructions will guide you through each step, ensuring a successful and hassle-free rebuild experience. With the right tools and this comprehensive rebuild kit, you can restore your carburetor to like-new condition, saving you the cost and inconvenience of replacing the entire unit.

By investing in the Mikuni MK-BSR42-31 Carburetor Rebuild Kit, you are not only ensuring the continued performance of your Yamaha YZF 450 ATV but also making a wise investment in its long-term health and value. Don't let a worn-out carburetor hold back your off-road adventures order this rebuild kit today and get ready to enjoy the power and responsiveness of your YZF 450 once again.

Mikuni MK-BSR42-31 Carburetor Rebuild Kit for 2012-13 Yamaha YZF 450 ATV: A Comprehensive Analysis

Introduction:

The Mikuni MK-BSR42-31 Carburetor Rebuild Kit is designed for the 2012-2013 Yamaha YZF 450 ATV. This kit includes all the necessary components for a complete carburetor rebuild. In this analysis, we will discuss the pros and cons of purchasing this kit to help you make an informed decision.

Pros:

1. OEM Quality: The Mikuni MK-BSR42-31 Carburetor Rebuild Kit is manufactured by Mikuni, which is the original equipment manufacturer (OEM) for Yamaha ATVs. This ensures that the parts are of high quality and fit perfectly.

2. Cost-Effective: Rebuilding your existing carburetor using this kit is more cost-effective than purchasing a new one. It can save you several hundred dollars, making it an attractive option for those on a budget.

3. Improved Performance: A rebuilt carburetor can improve the overall performance of your ATV. A clean carburetor allows for better fuel mixture and more efficient combustion, resulting in increased power and improved throttle response.

4. Easy Installation: The Mikuni MK-BSR42-31 Carburetor Rebuild Kit comes with clear instructions and all the necessary tools for a straightforward installation process.

Cons:

1. Time-Consuming: Rebuilding a carburetor is a time-consuming process that requires patience and attention to detail. It may take several hours to complete the rebuild, depending on your experience level.

2. Skill Level: Rebuilding a carburetor requires some mechanical skills and knowledge. If you are not confident in your abilities, it may be worth considering hiring a professional or purchasing a pre-rebuilt carburetor.

3. Potential for Damage: During the rebuild process, there is a risk of damaging the carburetor or its components if not handled carefully. It is essential to follow the instructions carefully to avoid any potential damage.

Conclusion:

The Mikuni MK-BSR42-31 Carburetor Rebuild Kit offers several advantages, including OEM quality, cost-effectiveness, improved performance, and easy installation. However, it also comes with some disadvantages, such as time-consuming installation, requiring a certain skill level, and the potential for damage during the rebuild process.

Recommendation:

If you have the necessary skills and time to rebuild the carburetor yourself, the Mikuni MK-BSR42-31 Carburetor Rebuild Kit is an excellent choice. It offers high-quality OEM parts, improved performance, and cost savings compared to purchasing a new carburetor. However, if you lack the experience or time to complete the rebuild, it may be worth considering purchasing a pre-rebuilt carburetor or hiring a professional to do the job for you. Ultimately, the decision depends on your budget, time constraints, and mechanical abilities.

part # mkbsr4231 prices

  • $72.00-$109.15

specifications iodacarb:

  • for models: Yzf, 450
  • for makes: Yamaha
  • for years: 2012-2013
  • brand: Mikuni
  • type: Carburetor
  • manufacturer part number: MK-BSR42-31
  • country/region of manufacture: Japan

shipping iodacarb:

  • cost: $0.00
  • transit: 5-10 Days
  • class: Economy
  • service: Economy
  • type: Fixed

general iodacarb:

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

seller iodacarb:

  • rating: 97.6%
  • # reviews: 5791

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offer iodacarb:

  • sold: 0
  • availability: In Stock
  • quantity: 1
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  • started: May 28, 2025

returns iodacarb:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days
for models: yzf, 450, for makes: yamaha, for years: 2012-2013, type: carburetor, country/region of manufacture: japan,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > carburetors, sku: 5204742691141721,

Mikuni MK-BSR42-31 Is Similar To:

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2 offers $72.00–$109.15 USD
  • Offer #1: $109.15 price + free delivery = $109.15* total. Yamaha YFZ450R 2012 - 2013. 2012-2013 Yamaha YFZ 450 ATV applications where the OEM BSR42 Mikuni CV Carburetor is used.FREE SHIPPING
  • Offer #2: $72.00 price + free delivery = $72.00* total. THIS KIT WORKS ON THE 2012-13 YAMAHA YZF-450 ATV'S. NEW MIKUNI OEM CARBURETOR REBUILD KIT FOR THE CARBURETOR.FREE SHIPPING