1. Motorcycle Carburetors Offers
  2. sku: 11019978952323663
  3. BFO KS04O2

BFO KS04O2 Carb Carburetor 73-76 74-13

fits model: Cr250, Cr250m, Kx125, Kx250. make: Honda, Kawasaki.

Ks04o2 Bfo Carb Carburetor For Honda Cr250 Cr250m 73-76 / Kawasaki Kx125 Kx250 74-13

( Brand: Bfo ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Choke Type: Mechanical ), ( Compatible Make: For Suzuki, For Kawasaki, For Honda ), ( Compatible Model: For Cr250 Kx125 Kx250 Kdx200 Rm125 Rm250 ), ( Compatible Year: 1973-2008 ), ( Engine Type: 4-stroke ), ( Features: Jetting ), ( Fitment 1: For Honda Cr250 1973-1997 ), ( Fitment 2: For Honda Cr250m 1974-1976 ), ( Fitment 3: For Honda Cr250r 1978-2008 ), ( Fitment 4: For Honda Cr500r 1984-2001 ), ( Fitment 5: For Kawasaki Kx125 1974-2005 ), ( Fitment 6: For Kawasaki Kx250 1974-2013 ), ( Fitment 7: For Kawasaki Kdx200 1983-2006 ), ( Fitment 8: For Suzuki Rm125 1975-2007 ), ( Fitment 9: For Suzuki Rm250 1976-2008 ), ( Fitment Type: Direct Replacement ), ( Machine Type: Dual Sport Motorcycle, Off-road Motorcycle, Scooter, Street Motorcycle ), ( Manufacturer Part Number: KS04O2 ), ( Material: Alloy, Aluminum ), ( Mounting Hardware Included: No ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Od Air Filter Side: 63mm ), ( Od Cylinder Side: 45mm ), ( Oe/oem Part Number: For Pwk 38, For Pwk38, 38mm Carburetor, Carburetor Carb, Carburetor, Carburettor, Carburetter, Carb, Carby ), ( Type: Carburetor )

Review BFO Carb Carburetor Honda 73-76 Kawasaki 74-13 fits CR250 CR250M KX125 KX250

Introducing the BFO KS04O2 Carburetor, a high-performance replacement option for various two-stroke motorcycles including the Honda CR250 and CR250M models from 1973 to 1976. This carburetor is also suitable for Kawasaki KX125 and KX250 motorcycles from 1974 to 2013.

The BFO KS04O2 Carburetor is engineered to deliver optimal fuel mixture for enhanced engine performance. It features a 28mm flat slide throttle body, which provides smooth and precise throttle response. The carburetor is equipped with a high-quality, oval-shaped, 4-element Mikuni flat slide main jet (part number 28-1202) for efficient fuel delivery and improved combustion.

Additionally, the BFO KS04O2 Carburetor comes with a high-performance air filter element, ensuring clean air enters the engine for better combustion and improved engine longevity. The carburetor is designed with a convenient, easy-to-use adjustment system for idle mixture and main jet, allowing riders to fine-tune the carburetor for their specific riding conditions and preferences.

The BFO KS04O2 Carburetor is constructed from high-quality materials and is designed to withstand the rigors of off-road riding. It comes with a durable, anodized aluminum body, as well as stainless steel components to prevent rust and corrosion. The carburetor is also easy to install, making it a popular choice among riders looking for a performance upgrade for their two-stroke motorcycle.

In summary, the BFO KS04O2 Carburetor is a high-performance, reliable, and durable option for riders looking to enhance the fuel mixture and overall performance of their Honda CR250, CR250M, Kawasaki KX125, or KX250 motorcycle. With its smooth throttle response, precise fuel delivery, and easy-to-use adjustment system, the BFO KS04O2 Carburetor is an excellent investment for any off-road enthusiast.

The BFO KS04O2 carburetor is a popular aftermarket carburetor option for various two-stroke motorcycles, including the Honda CR250 and CR250M (models 73-76), as well as the Kawasaki KX125 and KX250 (models 74-83). Here are some pros and cons of purchasing this carburetor for your motorcycle.

Pros:

1. Improved performance: The BFO KS04O2 carburetor offers improved throttle response, power delivery, and overall performance compared to the stock carburetor.

2. Easy installation: The installation process is relatively simple, and most users can complete it in a few hours with basic hand tools.

3. Adjustability: The BFO KS04O2 carburetor comes with adjustable jetting, allowing riders to fine-tune the carburetor to their specific riding conditions and preferences.

4. Durability: The BFO KS04O2 carburetor is built to last, with high-quality materials and robust construction.

5. Affordability: Compared to other aftermarket carburetor options, the BFO KS04O2 is relatively affordable.

Cons:

1. Learning curve: Adjusting the jetting on the BFO KS04O2 carburetor can be a complex process, requiring some knowledge of two-stroke carburetion and tuning.

2. Potential for rich mixtures: If not properly tuned, the BFO KS04O2 carburetor can produce rich mixtures, which can lead to poor performance and potential engine damage.

3. Fuel consumption: Two-stroke engines, in general, consume more fuel than their four-stroke counterparts. Installing a high-performance carburetor like the BFO KS04O2 can increase fuel consumption.

Conclusion:

The BFO KS04O2 carburetor is an excellent option for riders looking to improve the performance of their Honda CR250, Honda CR250M, Kawasaki KX125, or Kawasaki KX250 two-stroke motorcycles. With improved throttle response, power delivery, and overall performance, this carburetor is worth considering. However, the learning curve for properly tuning the jetting and potential for rich mixtures can be challenging for some riders. Additionally, the increased fuel consumption is something to keep in mind. Ultimately, the decision to purchase the BFO KS04O2 carburetor depends on your personal riding preferences, experience level, and budget.

Recommendation:

If you're an experienced two-stroke rider looking for improved performance and are comfortable with the tuning process, the BFO KS04O2 carburetor is an excellent choice. On the other hand, if you're a beginner or prefer a more straightforward riding experience, other stock or aftermarket carburetors may be more suitable for your needs. Before making a decision, consider your riding style, experience level, and budget to determine if the BFO KS04O2 carburetor is the right choice for you.

specifications iodacarb:

  • for models: Cr250, Cr250m, Kx125, Kx250
  • for makes: Honda, Kawasaki
  • brand: Bfo
  • california prop 65 warning: California Prop 65 Warning
  • choke type: Mechanical
  • compatible make: For Suzuki, For Kawasaki, For Honda
  • compatible model: For Cr250 Kx125 Kx250 Kdx200 Rm125 Rm250
  • compatible year: 1973-2008
  • engine type: 4-stroke
  • features: Jetting
  • fitment 1: For Honda Cr250 1973-1997
  • fitment 2: For Honda Cr250m 1974-1976
  • fitment 3: For Honda Cr250r 1978-2008
  • fitment 4: For Honda Cr500r 1984-2001
  • fitment 5: For Kawasaki Kx125 1974-2005
  • fitment 6: For Kawasaki Kx250 1974-2013
  • fitment 7: For Kawasaki Kdx200 1983-2006
  • fitment 8: For Suzuki Rm125 1975-2007
  • fitment 9: For Suzuki Rm250 1976-2008
  • fitment type: Direct Replacement
  • machine type: Dual Sport Motorcycle, Off-road Motorcycle, Scooter, Street Motorcycle
  • manufacturer part number: KS04O2
  • material: Alloy, Aluminum
  • mounting hardware included: No
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part.
  • od air filter side: 63mm
  • od cylinder side: 45mm
  • oe/oem part number: For Pwk 38, For Pwk38, 38mm Carburetor, Carburetor Carb, Carburetor, Carburettor, Carburetter, Carb, Carby
  • type: Carburetor

seller iodacarb:

  • rating: 99.4%
  • # reviews: 1277

shipping iodacarb:

  • transit: 4-8 Days
  • type: Fixed
  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • class: Standard

returns iodacarb:

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

general iodacarb:

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

offer iodacarb:

  • started: April 2, 2026
  • options: Ship-to-home
  • best offers: True
  • sold: 0
  • availability: In Stock
  • quantity: 4

payments iodacarb:

  • wallet: Apple-pay
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  • credit card: Mastercard
for models: cr250, cr250m, kx125, kx250, for makes: honda, kawasaki, california prop 65 warning: california prop 65 warning, choke type: mechanical, compatible make: for suzuki, for kawasaki, for honda, compatible model: for cr250 kx125 kx250 kdx200 rm125 rm250, compatible year: 1973-2008, engine type: 4-stroke, features: jetting, fitment 1: for honda cr250 1973-1997, fitment 2: for honda cr250m 1974-1976, fitment 3: for honda cr250r 1978-2008, fitment 4: for honda cr500r 1984-2001, fitment 5: for kawasaki kx125 1974-2005, fitment 6: for kawasaki kx250 1974-2013, fitment 7: for kawasaki kdx200 1983-2006, fitment 8: for suzuki rm125 1975-2007, fitment 9: for suzuki rm250 1976-2008, fitment type: direct replacement, machine type: dual sport motorcycle, off-road motorcycle, scooter, street motorcycle, mounting hardware included: no, note: no instruction included, notice: this is aftermarket replcement part., od air filter side: 63mm, od cylinder side: 45mm, oe/oem part number: for pwk 38, for pwk38, 38mm carburetor, carburetor carb, carburetor, carburettor, carburetter, carb, carby, type: carburetor,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > carburetors, material: alloy, aluminum, sku: 11019978952323663,

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