1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 13825825202493752
  3. BFO OW8UB7

BFO OW8UB7 Cylinder Head Set Performance 70CC 50CC

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

Ow8ub7 Bfo Cylinder Head Complete Set For Honda Crf70 Xr70 Ct70 C70 70cc 50cc Performance

( Brand: Bfo ), ( Manufacturer Part Number: OW8UB7 ), ( 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 OW8UB7 Cylinder Head Set, specifically engineered for Honda CRF70, XR70, CT70, and C70 models with 70cc and 50cc engines. This high-performance cylinder head set is designed to deliver exceptional power and torque, making it an ideal choice for riders seeking to enhance the overall riding experience of their Honda dirt bikes.

The BFO OW8UB7 Cylinder Head Set is meticulously crafted using top-tier materials, ensuring superior durability and reliability. Each component is precisely machined to ensure a perfect fit and optimal engine performance. The cylinder head features a large intake and exhaust port, enabling increased air and fuel intake for more efficient combustion and impressive power output.

The cylinder head also boasts a high-performance exhaust port design that minimizes backpressure, allowing the engine to breathe more freely and maximizing exhaust gas flow. The O-ring seal design ensures a leak-free combustion chamber, maintaining optimal engine compression and ensuring consistent power delivery.

Additionally, this cylinder head set comes with high-performance pistons and rings. The pistons are made from a strong, lightweight material that reduces friction and increases engine efficiency. The rings are designed to ensure a perfect seal between the piston and cylinder wall, reducing power loss and ensuring optimal engine performance.

The BFO OW8UB7 Cylinder Head Set also includes a high-performance camshaft, designed to provide optimal valve lift and timing for maximum power and torque output. The camshaft is precision-machined to ensure a perfect fit and optimal engine performance.

In summary, the BFO OW8UB7 Cylinder Head Set is an excellent choice for riders seeking to enhance the performance of their Honda CRF70, XR70, CT70, and C70 models. With its high-performance components, superior durability, and precise machining, this cylinder head set is sure to deliver impressive power and torque, taking your riding experience to the next level.

Buying a Big Bore OW8UB7 cylinder head set for Honda CRF70, XR70, CT70, C70, and 70cc/50cc models can be an excellent investment for those seeking improved performance from their bikes. Here are some pros and cons to consider before making a purchase.

Pros:

1. Increased Power: The Big Bore OW8UB7 cylinder head set is designed to provide more power and torque by increasing the engine displacement. This can lead to better acceleration and improved top speed.

2. Enhanced Engine Cooling: The new cylinder head design comes with improved cooling fins that help dissipate heat more effectively. This can result in better engine performance and longevity.

3. Improved Engine Durability: The OW8UB7 cylinder head set is made from high-quality materials, ensuring better engine durability and reliability.

4. Better Fuel Efficiency: Due to the improved engine performance, the bike may consume fuel more efficiently, resulting in better mileage.

5. Customizable: This cylinder head set is compatible with various Honda models, giving riders the flexibility to upgrade their bikes based on their specific needs and preferences.

Cons:

1. Cost: The Big Bore OW8UB7 cylinder head set can be quite expensive, making it a significant investment for some riders.

2. Installation Complexity: Installing a new cylinder head set can be a complicated process and may require professional assistance, adding to the overall cost.

3. Potential Compatibility Issues: While the OW8UB7 cylinder head set is compatible with several Honda models, there might be potential compatibility issues for certain bikes. It's crucial to ensure that the part is suitable for your specific model before making a purchase.

4. Increased Noise: Due to the increased power output, the bike might become louder, which could be a concern for some riders, especially if they live in noise-sensitive areas.

Conclusion:

The Big Bore OW8UB7 cylinder head set can be an excellent investment for those seeking improved performance and increased power from their Honda CRF70, XR70, CT70, C70, and 70cc/50cc models. However, it's essential to carefully consider the pros and cons before making a purchase, taking into account factors such as cost, installation complexity, potential compatibility issues, and increased noise.

Recommendation:

If you're serious about upgrading your Honda's performance and are willing to invest in a high-quality cylinder head set, the Big Bore OW8UB7 is an excellent choice. Be sure to purchase from a reputable dealer, and if possible, have the installation done by a professional to ensure proper fitting and optimal performance.

Details:

For Honda TRX70. This head will only work with FLAT TOP pistons. Best Costumer Service. Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small.

Compare the Combustion Chamber Size shown below, to your current head. Factory Warranty. For Honda S65. This head will only work with DOMED pistons.

Suspension Masters US. Guaranteed Fitment Always the correct part. All messages. For Honda ATC70 1978-1985.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, Ct70, C70
  • for makes: Honda
  • brand: Bfo
  • mpn: Ow8ub7
  • 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

seller cylindermotorcycleiz:

  • # reviews: 12934
  • city: Elk Grove Village, Illinois
  • rating: 99.5%

offer cylindermotorcycleiz:

  • availability: In Stock
  • best offers: True
  • options: Ship-to-home
  • started: March 6, 2026
  • sold: 0

shipping cylindermotorcycleiz:

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

returns cylindermotorcycleiz:

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

payments cylindermotorcycleiz:

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

general cylindermotorcycleiz:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
  • condition: New
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: 13825825202493752,
Bfo OW8UB7 Is Similar To:

Copyright © cylindermotorcycleiz.com