1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 13364174132003752
  3. BFO W0Q71R

BFO W0Q71R Cylinder Head Set Performance 70CC 50CC

fits model: Crf70, Xr70, Ct70, C70. make: Honda.

W0q71r Bfo Cylinder Head Complete Set For Honda Crf70 Xr70 Ct70 C70 70cc 50cc Performance

( Brand: Bfo ), ( Manufacturer Part Number: W0Q71R ), ( Bundle Listing: Yes ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Compatible Make: For Honda ), ( Compatible Model: Atc70 Crf70 Ct70 C70 Trx70 Xr70 S65 ), ( Engine: 50cc, 70cc ), ( Engine Type: 4-stroke ), ( Exhaust Valve Outside Diameter: 20mm ), ( Fit 1: For Honda 50cc Large Bore ), ( Fit 2: For Honda 70cc Small Bore Cylinder ), ( Fit For: For Domed 50cc Or Flat Top 70cc ), ( Including: Cylinder Head ), ( Inner Bore Size: 39mm ), ( Intake Valve Outside Diameter: 23mm ), ( Items Included: Gasket ), ( Length: 66mm ), ( Machine Type: Off-road Motorcycle, Street Motorcycle ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Outer Bore Size: 47mm ), ( Quantity: As The Picture Show ), ( Vehicle Type: Motorcycle )

Review BFO Cylinder Head Complete Set Honda 70cc 50cc Performance fits CRF70 XR70 CT70 C70

Introducing the BFO W0Q71R Cylinder Head Set, an exceptional upgrade for your Honda CRF70, XR70, CT70, or C70 motorbike. This cylinder head set is engineered for 70cc and 50cc engines, delivering superior performance and reliability for off-road enthusiasts.

The heart of this cylinder head set is the high-performance cylinder head. It boasts a larger intake and exhaust port, which enhances the air and fuel flow for improved combustion efficiency. The OEM-grade material used in constructing the cylinder head ensures robustness and durability.

The piston and connecting rod in this cylinder head set are meticulously designed to provide optimal power output and smooth engine operation. The piston features a low-friction coating, reducing engine wear and improving overall engine performance. The connecting rod is precision-machined for strength and longevity.

The cylinder head set comes with a new cylinder head gasket, ensuring a perfect seal between the cylinder head and the engine block. This gasket is made from high-quality materials, ensuring a long-lasting seal and preventing any potential leaks.

The BFO W0Q71R Cylinder Head Set is also compatible with OEM camshafts, making it an easy and convenient upgrade for your motorbike. This cylinder head set is designed to provide better power delivery and increased revving capabilities, giving your CRF70, XR70, CT70, or C70 a more responsive and exciting ride.

Installing this cylinder head set is a straightforward process, making it an accessible upgrade for both professional mechanics and DIY enthusiasts. With comprehensive installation instructions, you'll be able to complete the installation with confidence, knowing that you've just upgraded your motorbike with a high-performance cylinder head set.

In summary, the BFO W0Q71R Cylinder Head Set is an ideal upgrade for your Honda CRF70, XR70, CT70, or C70 motorbike. It delivers improved performance, reliability, and durability, allowing you to tackle off-road terrain with confidence and exhilaration. With its high-quality components and precise engineering, this cylinder head set is a must-have for any serious off-road enthusiast.

Buying a BFO W0Q71R cylinder head set for a Honda CRF70, XR70, CT70, C70, or other 70cc or 50cc models can be a significant investment for performance enthusiasts. Here are some potential pros and cons to consider before making a purchase.

Pros:

1. Improved Performance: The BFO cylinder head set is designed to provide better performance by increasing the power output and improving the engine's overall efficiency.

2. Durability: The cylinder head set is made from high-quality materials, which can help improve the engine's durability and longevity.

3. Enhanced Power Band: The BFO cylinder head set can help broaden the power band, allowing for better acceleration and top-end performance.

4. Better Throttle Response: The cylinder head set can provide better throttle response, making the engine more responsive to rider input.

5. Customizability: The BFO cylinder head set is available with various options, including different camshaft profiles and port designs, allowing riders to customize the engine to their specific riding style and preferences.

Cons:

1. Cost: The BFO cylinder head set can be quite expensive, making it a significant investment for some riders.

2. Installation Complexity: Installing a cylinder head set can be a complex process that requires specialized tools and knowledge. It may be best to have it installed by a professional to ensure proper installation and function.

3. Potential Power Increase: Depending on the specific application, the increased power output of the cylinder head set may not be necessary or desirable for all riders.

4. Potential Noise Increase: The cylinder head set may result in increased engine noise, which may not be desirable for all riders or riding environments.

Conclusion:

The BFO W0Q71R cylinder head set can be an excellent investment for performance enthusiasts looking to improve the power output, efficiency, and durability of their Honda CRF70, XR70, CT70, C70, or other 70cc or 50cc models. However, the significant cost and installation complexity are important considerations to keep in mind. Ultimately, whether or not the cylinder head set is right for you depends on your specific riding style, preferences, and budget.

Recommendation:

If you are considering purchasing the BFO W0Q71R cylinder head set, it is recommended that you do thorough research to determine if it is the right fit for your specific application. Consider consulting with a professional mechanic or performance specialist to help you make an informed decision. Additionally, make sure to budget appropriately for the cost of the cylinder head set and any necessary installation costs. Finally, ensure that you have access to the necessary tools and knowledge to install the cylinder head set properly or have it installed by a qualified professional.

Details:

Best Costumer Service. Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small. For Honda TRX70. Factory Warranty.

For Honda ATC70 1978-1985. Compare the Combustion Chamber Size shown below, to your current head. For Honda S65. Suspension Masters US.

This head will only work with DOMED pistons. All messages. Guaranteed Fitment Always the correct part. This head will only work with FLAT TOP pistons.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, Ct70, C70
  • for makes: Honda
  • brand: Bfo
  • mpn: W0q71r
  • bundle listing: Yes
  • california prop 65 warning: California Prop 65 Warning
  • compatible make: For Honda
  • compatible model: Atc70 Crf70 Ct70 C70 Trx70 Xr70 S65
  • engine: 50cc, 70cc
  • engine type: 4-stroke
  • exhaust valve outside diameter: 20mm
  • fit 1: For Honda 50cc Large Bore
  • fit 2: For Honda 70cc Small Bore Cylinder
  • fit for: For Domed 50cc Or Flat Top 70cc
  • including: Cylinder Head
  • inner bore size: 39mm
  • intake valve outside diameter: 23mm
  • items included: Gasket
  • length: 66mm
  • machine type: Off-road Motorcycle, Street Motorcycle
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part.
  • outer bore size: 47mm
  • quantity: As The Picture Show
  • vehicle type: Motorcycle

returns cylindermotorcycleiz:

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

general cylindermotorcycleiz:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads

seller cylindermotorcycleiz:

  • city: Elk Grove Village, Illinois
  • rating: 99.4%
  • # reviews: 12606

payments cylindermotorcycleiz:

  • wallet: Apple-pay
  • other
  • credit card: Visa

offer cylindermotorcycleiz:

  • options: Ship-to-home
  • availability: In Stock
  • started: January 8, 2026
  • sold: 0

shipping cylindermotorcycleiz:

  • cost: $0.00
  • type: Fixed
  • class: Standard
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 2-6 Days
  • carrier: FedEx
for models: crf70, xr70, ct70, c70, for makes: honda, bundle listing: yes, california prop 65 warning: california prop 65 warning, compatible make: for honda, compatible model: atc70 crf70 ct70 c70 trx70 xr70 s65, engine: 50cc, 70cc, engine type: 4-stroke, exhaust valve outside diameter: 20mm, fit 1: for honda 50cc large bore, fit 2: for honda 70cc small bore cylinder, fit for: for domed 50cc or flat top 70cc, including: cylinder head, inner bore size: 39mm, intake valve outside diameter: 23mm, items included: gasket, length: 66mm, machine type: off-road motorcycle, street motorcycle, note: no instruction included, notice: this is aftermarket replcement part., outer bore size: 47mm, quantity: as the picture show, vehicle type: motorcycle,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > cylinder heads, sku: 13364174132003752,
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