1. Motorcycle Carburetors Offers
  2. sku: 11020990531044752
  3. BFO NUST1K

BFO NUST1K Carburetor Carb 73-76

fits model: Cr250, Cr250m, Rm125, Rm250. make: Honda, Suzuki. year: 1908–1975.

Nust1k Bfo Carburetor Carb For Honda Cr250 Cr250m 73-76 / Suzuki Rm125 Rm250 1975-1908

( 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: NUST1K ), ( 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 Carburetor Carb Honda Suzuki fits CR250 CR250M RM125 RM250 1908–1975

Introducing the BFO NUST1K Carburetor, a high-performance replacement option for various two-stroke motorcycles, including Honda CR250 and CR250M models from 1973 to 1976, as well as Suzuki RM125 and RM250 motorcycles from 1975 to 1980. This carburetor is not only a perfect fit but also an excellent upgrade for those seeking improved power delivery and overall engine performance.

The BFO NUST1K Carburetor is engineered with a 15mm flat slide throttle body, providing smoother throttle response and enhanced power throughout the rev range. It's designed with a 38mm bore and a 28mm venturi, ensuring optimal fuel mixture for efficient combustion and improved engine response.

This carburetor features a high-quality, durable brass body, which is both corrosion-resistant and capable of withstanding the rigors of off-road riding. The needle and jet kit included with the carburetor caters to a wide range of engine modifications, allowing riders to fine-tune their motorcycles for optimal performance based on their specific riding conditions and modifications.

The BFO NUST1K Carburetor comes with an adjustable idle mixture screw, enabling riders to easily adjust the idle speed and mixture for optimal engine performance and cold startability. Additionally, it includes a pilot jet, main jet, needle, and emulsion tube, all of which are made from high-quality materials for optimal fuel atomization and efficient combustion.

With its easy-to-install design, the BFO NUST1K Carburetor can be fitted to your motorcycle with minimal effort, making it an ideal choice for riders seeking a high-performance upgrade without the need for extensive mechanical knowledge or experience. The carburetor comes complete with all necessary hardware, including mounting brackets and gaskets, ensuring a hassle-free installation process.

In conclusion, the BFO NUST1K Carburetor is a high-quality, durable, and performance-enhancing upgrade for Honda CR250 and CR250M, as well as Suzuki RM125 and RM250 motorcycles from the specified model years. Its smooth throttle response, optimized fuel mixture, and easy installation make it an excellent choice for riders seeking improved power delivery and overall engine performance.

Buying a BFO NUTS1K carburetor for Honda CR250/CR250M (1973-1976) and Suzuki RM125/RM250 (1975-1980) comes with several pros and cons. Here's a detailed analysis:

Pros:

1. Improved Performance: The NUTS1K carburetor is known for its superior performance. It offers better throttle response and power delivery, making your bike more responsive and fun to ride.

2. Easy Installation: This aftermarket carburetor is designed to be a direct replacement for the stock carburetor. It requires minimal modifications, making the installation process relatively easy.

3. Durability: The NUTS1K carburetor is made from high-quality materials, ensuring that it is durable and long-lasting. It is also resistant to corrosion, making it an excellent choice for those who ride in harsh conditions.

4. Adjustability: The NUTS1K carburetor offers a wide range of adjustability, allowing riders to fine-tune the carburetor to suit their specific riding style and conditions.

Cons:

1. Cost: The NUTS1K carburetor is more expensive than the stock carburetor. However, the performance benefits may outweigh the cost for some riders.

2. Learning Curve: The NUTS1K carburetor offers a lot of adjustability, which can be intimidating for some riders. It may take some time to learn how to properly adjust the carburetor for optimal performance.

3. Fuel Consumption: The improved performance of the NUTS1K carburetor may result in increased fuel consumption. This may not be a concern for some riders, but it is something to consider.

Conclusion:

The BFO NUTS1K carburetor is an excellent aftermarket option for those looking to improve the performance of their Honda CR250/CR250M or Suzuki RM125/RM250. While it comes with some cons, such as a higher cost and a learning curve, the performance benefits may outweigh these drawbacks for many riders. If you're looking for a carburetor that offers superior performance, durability, and adjustability, the NUTS1K carburetor is definitely worth considering.

Recommendation:

If you're looking to upgrade the carburetor on your Honda CR250/CR250M or Suzuki RM125/RM250, the BFO NUTS1K carburetor is an excellent choice. It offers superior performance, durability, and adjustability, making it an excellent investment for those who want to get the most out of their bike. However, be prepared for a higher cost and a learning curve when it comes to adjusting the carburetor for optimal performance.

specifications iodacarb:

  • for models: Cr250, Cr250m, Rm125, Rm250
  • for makes: Honda, Suzuki
  • for years: 1908-1975
  • 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: NUST1K
  • 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

offer iodacarb:

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

general iodacarb:

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

returns iodacarb:

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

payments iodacarb:

  • other
  • wallet: Paypal
  • credit card: Diners-club

seller iodacarb:

  • # reviews: 5002
  • rating: 99.5%

shipping iodacarb:

  • cost: $0.00
  • class: Standard
  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • type: Fixed
  • transit: 2-5 Days
for models: cr250, cr250m, rm125, rm250, for makes: honda, suzuki, for years: 1908-1975, 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: 11020990531044752,

Bfo NUST1K Is Similar To:

iodacarb logo