1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 13113080610642752
  3. BFO H9V1UE

BFO H9V1UE Cylinder Head Set Performance 70CC 50CC

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

H9v1ue Bfo Cylinder Head Complete Set For Honda Crf70 Xr70 Ct70 C70 70cc 50cc Performance

( Brand: Bfo ), ( Manufacturer Part Number: H9V1UE ), ( 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 H9V1UE Cylinder Head Set, engineered specifically for Honda CRF70, XR70, CT70, and C70 models with 70cc and 50cc engines. This high-performance cylinder head set is designed to deliver optimal power and efficiency for off-road enthusiasts and racers.

The BFO H9V1UE cylinder head set includes a high-grade aluminum cylinder head, which offers superior heat dissipation properties compared to the OEM part. The cylinder head features a large intake port and a CNC-machined combustion chamber, enabling a more efficient air-fuel mixture for increased horsepower and torque.

The cylinder head set also includes a high-performance exhaust port, optimized for scavenging and faster exhaust gases expulsion, which results in better engine breathing and improved overall power output. The exhaust port is designed with a 260-degree exhaust valve, which reduces the exhaust gas turbulence and promotes smoother engine operation.

The intake and exhaust valves are made of high-strength titanium material, ensuring durability and resistance to engine heat. The valves are also designed with a larger diameter and a stiffer spring, providing better valve control and improved engine response.

The BFO H9V1UE cylinder head set is finished with a high-quality ceramic coating, which not only enhances the appearance but also offers superior heat resistance and protection against corrosion. This coating ensures that the engine runs cooler, reducing the risk of engine damage and extending the lifespan of the cylinder head set.

Installation of the BFO H9V1UE cylinder head set is straightforward, and it comes with all necessary hardware for a hassle-free installation process. This performance upgrade is a must-have for any Honda CRF70, XR70, CT70, or C70 rider looking to gain an edge on the competition or simply seeking to enhance their off-road riding experience.

In summary, the BFO H9V1UE Cylinder Head Set is a high-performance upgrade for Honda CRF70, XR70, CT70, and C70 models. It features a high-grade aluminum cylinder head, large intake and exhaust ports, high-strength titanium valves, and a 260-degree exhaust valve, all designed to deliver increased horsepower, torque, and improved engine breathing. The cylinder head set also comes with a high-quality ceramic coating for superior heat resistance and protection against corrosion.

The Honda CRF70, XR70, CT70, and C70 are popular small off-road bikes known for their durability and performance. Upgrading the cylinder head can improve engine performance by increasing power output and efficiency. One option for such an upgrade is the BFO H9V1UE cylinder head set. In this response, I will discuss the potential pros and cons of purchasing this cylinder head set for your Honda CRF70, XR70, CT70, or C70.

Pros:

1. Enhanced power: The BFO H9V1UE cylinder head set is designed to provide better combustion efficiency, allowing your engine to produce more power. This can result in improved acceleration and top speed.

2. Improved cooling: The upgraded cylinder head includes improved cooling fins and a larger cooling capacity. This can help prevent engine overheating, especially during prolonged use or in hot environments.

3. Better durability: The BFO H9V1UE cylinder head set is made from high-quality materials, ensuring better durability and longer lifespan compared to OEM (Original Equipment Manufacturer) parts.

4. Customizable: This cylinder head set can be used in various applications, making it a versatile option for riders who may eventually upgrade their bikes or switch between different models.

Cons:

1. Cost: The BFO H9V1UE cylinder head set may be more expensive than OEM parts. However, the potential performance improvements and increased durability may justify the investment for some riders.

2. Installation complexity: Installing a new cylinder head set can be a complex process, especially for those without prior experience. It may be necessary to consult a professional mechanic or follow a detailed installation guide to ensure proper installation.

3. Potential compatibility issues: While the BFO H9V1UE cylinder head set is designed to fit multiple Honda models, it's essential to double-check the compatibility before purchasing. Incorrect installation could lead to engine damage.

In conclusion, the BFO H9V1UE cylinder head set can offer improved power, cooling, and durability for Honda CRF70, XR70, CT70, and C70 riders. However, it comes with a higher cost, installation complexity, and potential compatibility concerns. Ultimately, the decision to purchase this cylinder head set depends on your budget, riding style, and technical expertise. If you're confident in your abilities and willing to invest in potential performance improvements, the BFO H9V1UE cylinder head set could be an excellent upgrade for your Honda off-road bike. If you're unsure or have concerns, it may be best to consult a professional mechanic or Honda dealer for advice.

Details:

Suspension Masters US. This head will only work with DOMED pistons. This head will only work with FLAT TOP pistons. For Honda TRX70.

Factory Warranty. All messages. For Honda ATC70 1978-1985. Guaranteed Fitment Always the correct part.

Compare the Combustion Chamber Size shown below, to your current head. For Honda S65. Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small. Best Costumer Service.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, Ct70, C70
  • for makes: Honda
  • brand: Bfo
  • mpn: H9v1ue
  • 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

payments cylindermotorcycleiz:

  • credit card: Diners-club
  • other
  • wallet: Google-pay

shipping cylindermotorcycleiz:

  • carrier: FedEx
  • type: Fixed
  • cost: $0.00
  • class: Standard
  • transit: 4-7 Days
  • service: FedEx Ground / FedEx Home Delivery

returns cylindermotorcycleiz:

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

seller cylindermotorcycleiz:

  • # reviews: 12447
  • city: Elk Grove Village, Illinois
  • rating: 99.4%

general cylindermotorcycleiz:

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

offer cylindermotorcycleiz:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: December 5, 2025
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: 13113080610642752,
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