1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 13128381667636713
  3. BFO HY8TQV

BFO HY8TQV Cylinder Head Kit Engine

fits model: Crf70, Xr70, S65, Ct70. make: Honda.

Hy8tqv Bfo Cylinder Head Kit For Honda Crf70 Xr70 S65 Engine Components Ct70

( Brand: Bfo ), ( Manufacturer Part Number: HY8TQV ), ( 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: Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Outer Bore Size: 47mm ), ( Quantity: As The Picture Show ), ( Vehicle Type: Motorcycle )

Review BFO Cylinder Head Kit Honda Engine Components fits CRF70 XR70 S65 CT70

Introducing the BFO Hy8TQV Cylinder Head Kit, specifically designed for Honda CRF70, XR70, and S65 engine models with CT70 frame numbers. This high-performance cylinder head kit is an excellent upgrade for those seeking to enhance the power and efficiency of their engines.

The BFO Hy8TQV Cylinder Head Kit includes several key components that make it a superior choice for off-road enthusiasts. Each cylinder head is meticulously crafted with a high-performance combustion chamber design that increases power output and improves fuel efficiency. The kit also features high-quality, forged pistons and lightweight, aluminum cylinders that reduce weight and provide better cooling capabilities.

The BFO cylinder head kit is also equipped with large, 38mm intake and exhaust valves that offer improved airflow and better engine breathing. These valves are made from durable, heat-resistant material and are designed to reduce engine temperature and improve overall performance. The kit also includes high-performance, titanium retainers and dual valve springs that ensure reliable valve function and reduce the risk of valve bounce.

The BFO Hy8TQV Cylinder Head Kit is also designed with easy installation in mind. Each kit comes with all necessary hardware, including new bolts and gaskets, making the installation process straightforward and hassle-free. The kit is also compatible with stock timing components, making it an ideal choice for those seeking a bolt-on power upgrade.

In summary, the BFO Hy8TQV Cylinder Head Kit is an excellent upgrade for Honda CRF70, XR70, and S65 engine models. With its high-performance combustion chamber design, forged pistons, lightweight cylinders, large intake and exhaust valves, and durable valve components, this kit offers improved power output, better fuel efficiency, and enhanced cooling capabilities. The easy installation process and compatibility with stock timing components make it a popular choice among off-road enthusiasts seeking to take their engines to the next level.

Buying a BFO (Bills Freighting Outlet) Hy8tqv cylinder head kit for a Honda CRF70/XR70 S65 engine CT70 comes with its own set of advantages and disadvantages. Here's a detailed analysis:

Advantages:

1. Enhanced Performance: The BFO Hy8tqv cylinder head kit is designed to improve the engine's performance by increasing the flow of air and fuel into the cylinders, leading to increased horsepower and torque.

2. Durability: The kit uses high-quality materials that are designed to last longer than the OEM (Original Equipment Manufacturer) parts. This can help reduce the frequency of engine replacements and save money in the long run.

3. Customizability: The BFO Hy8tqv cylinder head kit offers the flexibility to customize the engine's performance to suit individual riding styles and preferences.

4. Cost-effective: The kit is often more affordable than buying a new engine or even a rebuilt one, making it a cost-effective solution for those looking to improve their engine's performance.

Disadvantages:

1. Installation Complexity: Installing a cylinder head kit can be a complex and time-consuming process, requiring specialized tools and knowledge. This can be a deterrent for those who are not mechanically inclined.

2. Risk of Damage: There is always a risk of damaging other engine components during the installation process. This risk can be mitigated by following the installation instructions carefully and using the appropriate tools.

3. Potential for Reduced Fuel Economy: The increased performance of the engine can lead to reduced fuel economy, which can be a concern for those who ride frequently or have a limited budget for fuel.

4. Warranty: The BFO Hy8tqv cylinder head kit may not come with the same level of warranty coverage as OEM parts, which can be a concern for those who value the peace of mind that comes with a manufacturer's warranty.

Conclusion:

The BFO Hy8tqv cylinder head kit for a Honda CRF70/XR70 S65 engine CT70 offers several advantages, including enhanced performance, durability, customizability, and cost-effectiveness. However, it also comes with some disadvantages, such as installation complexity, risk of damage, potential for reduced fuel economy, and limited warranty coverage. Ultimately, the decision to buy this kit depends on individual priorities and circumstances.

Recommendation:

If you are looking to improve the performance of your Honda CRF70/XR70 S65 engine CT70 and are comfortable with the installation process, the BFO Hy8tqv cylinder head kit can be a cost-effective and customizable solution. However, if you are not mechanically inclined or prefer the peace of mind that comes with a manufacturer's warranty, it may be worth considering other options. Additionally, it's important to ensure that you have access to the appropriate tools and resources to install the kit safely and effectively.

Details:

For Honda TRX70. Guaranteed Fitment. Quick, Simple. Manufacturer.

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

This head will only work with FLAT TOP pistons. Always the correct part. . Compare the Combustion Chamber Size shown below, to your current head.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, S65, Ct70
  • for makes: Honda
  • brand: Bfo
  • mpn: Hy8tqv
  • 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: Instruction Included
  • notice: This Is Aftermarket Replcement Part.
  • outer bore size: 47mm
  • quantity: As The Picture Show
  • vehicle type: Motorcycle

seller cylindermotorcycleiz:

  • # reviews: 5566
  • city: Elk Grove Village, Illinois
  • rating: 99.2%

general cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

  • cost: $0.00
  • type: Fixed
  • service: FedEx Ground / FedEx Home Delivery
  • class: Standard
  • carrier: FedEx
  • transit: 4-8 Days

returns cylindermotorcycleiz:

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

payments cylindermotorcycleiz:

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

offer cylindermotorcycleiz:

  • started: December 7, 2025
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
for models: crf70, xr70, s65, ct70, 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: 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: 13128381667636713,
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