1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 11940154732402771
  3. BFO 07HS6Y

BFO 07HS6Y Cylinder Head Kit 70CC 50CC

fits model: Crf70, Xr70, Ct70, C70, Trx70, Xr70r. make: Honda.

07hs6y Bfo Cylinder Head Complete Kit For Honda Crf70 Xr70 Ct70 C70 Trx70 Xr70r 70cc 50cc

( Brand: Bfo ), ( Manufacturer Part Number: 07HS6Y ), ( 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 Kit Honda 70cc 50cc fits CRF70 XR70 CT70 C70 TRX70 XR70R

BOFO 07HS6Y Cylinder Head Kit for Honda CRF70, XR70, CT70, C70, TRX70, XR70R, 70cc, and 50cc

Description:

The BOFO 07HS6Y Cylinder Head Kit is a top-tier replacement option for Honda CRF70, XR70, CT70, C70, TRX70, XR70R, 70cc, and 50cc engine models. This kit comes complete with all the necessary components to replace a worn-out or damaged cylinder head, ensuring optimal engine performance for your Honda mini bike.

The cylinder head in this kit is made from high-quality aluminum alloy, ensuring durability and heat dissipation. Each port in the head is precisely engineered for maximum airflow, allowing for improved combustion efficiency and power output. The kit also includes new valves, valve guides, and seats to ensure a proper seal and optimal valve function.

Additionally, the BOFO 07HS6Y Cylinder Head Kit includes new cylinder head gaskets, ensuring a perfect seal between the cylinder head and engine block. The gaskets are made from a high-temperature material to withstand the extreme pressures and temperatures encountered during engine operation.

Installation of this kit is made easy with clear instructions and all necessary hardware included. This kit is an excellent choice for riders looking to restore their Honda mini bike to its original performance or those seeking an upgrade for increased power and reliability.

Key Features:

* High-quality aluminum alloy cylinder head

* Precisely engineered ports for maximum airflow

* New valves, valve guides, and seats

* High-temperature cylinder head gaskets

* Clear installation instructions and all necessary hardware included

The BOFO 07HS6Y Cylinder Head Kit is an essential upgrade for any Honda CRF70, XR70, CT70, C70, TRX70, XR70R, 70cc, or 50cc mini bike looking for improved engine performance, reliability, and longevity. With its high-quality components and easy installation process, this kit is an excellent investment for any mini bike enthusiast.

The BFO 07HS6Y cylinder head kit is a popular aftermarket upgrade for Honda CRF70, XR70, CT70, C70, TRX70, and XR70R models with 70cc and 50cc engines. This kit offers several benefits and drawbacks for off-road riders.

Benefits:

1. Improved Performance: The BFO 07HS6Y cylinder head kit is designed to improve the engine's power output and torque. The upgraded cylinder head includes new exhaust ports, larger intake valves, and improved combustion chamber design. These modifications enhance the engine's breathing capability, leading to better performance and increased horsepower.

2. Enhanced Durability: The new cylinder head kit is made of high-quality materials that are more resistant to wear and tear than the stock parts. The upgraded materials can help extend the engine's life, reducing the need for frequent repairs and maintenance.

3. Better Thermal Efficiency: The upgraded cylinder head design allows for better heat dissipation, which can help prevent engine overheating. This is especially important for off-road riding, where the engine may be subjected to prolonged periods of heavy use.

Drawbacks:

1. Cost: The BFO 07HS6Y cylinder head kit is more expensive than the stock cylinder head. The cost of the kit may be a deterrent for some riders, especially those on a tight budget.

2. Installation Complexity: Installing the cylinder head kit requires some mechanical expertise, as it involves removing the engine from the frame. The installation process can be time-consuming and may require specialized tools.

3. Potential for Engine Damage: Installing the cylinder head kit incorrectly can lead to engine damage. It's essential to follow the installation instructions carefully and ensure that all components are properly torqued to avoid any damage.

Conclusion:

The BFO 07HS6Y cylinder head kit offers several benefits for off-road riders, including improved performance, enhanced durability, and better thermal efficiency. However, the kit comes with some drawbacks, such as a higher cost, installation complexity, and the potential for engine damage if not installed correctly.

Recommendation:

If you're an avid off-road rider looking to get the most out of your Honda CRF70, XR70, CT70, C70, TRX70, or XR70R, and you have the mechanical expertise and resources to install the kit correctly, the BFO 07HS6Y cylinder head kit is an excellent investment. The upgraded components will provide better performance, improved durability, and enhanced thermal efficiency, making your riding experience more enjoyable. However, if you're on a tight budget or lack the necessary mechanical expertise, it might be best to stick with the stock cylinder head.

Details:

>>you might also like. Compare the Combustion Chamber Size shown below, to your current head. It begins from the date purchased. Factory Warranty.

This head will only work with DOMED pistons. Fast Shipping. For Honda S65. Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small.

Best Costumer Service. For Honda ATC70 1978-1985. For Honda TRX70. offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer.

This head will only work with FLAT TOP pistons.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, Ct70, C70, Trx70, Xr70r
  • for makes: Honda
  • brand: Bfo
  • mpn: 07hs6y
  • 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

offer cylindermotorcycleiz:

  • options: Ship-to-home
  • quantity: 10
  • started: June 18, 2025
  • availability: In Stock
  • best offers: True
  • sold: 0

general cylindermotorcycleiz:

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

payments cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

  • cost: $0.00
  • type: Fixed
  • class: Standard
  • transit: 5-9 Days
  • carrier: FedEx
  • service: FedEx Ground or FedEx Home Delivery

seller cylindermotorcycleiz:

  • rating: 99.1%
  • city: Rowland height, California
  • # reviews: 18576

returns cylindermotorcycleiz:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted
for models: crf70, xr70, ct70, c70, trx70, xr70r, 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: 11940154732402771,
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