1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 11935604832402771
  3. BFO T57V9R

BFO T57V9R Cylinder Head Kit 70CC 50CC

fits model: Xr70, Ct70, C70, Xr70r, Crf. make: Honda. year: 1970.

T57v9r Bfo Cylinder Head Complete Kit For Honda Crf 70 Xr70 Ct70 C70 Xr70r 70cc 50cc

( Brand: Bfo ), ( Manufacturer Part Number: T57V9R ), ( 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 50cc fits XR70 CT70 C70 XR70R CRF 1970

Introducing the BFO T57V9R Cylinder Head Kit, specifically designed for Honda CRF 70, XR70, CT70, and C70 models with 70cc and 50cc engines. This high-performance cylinder head kit is an excellent upgrade for those looking to enhance the power and efficiency of their Honda off-road bike.

The BFO T57V9R Cylinder Head Kit comes with a new cylinder head, exhaust valves, intake valves, and springs. The cylinder head is made from high-quality aluminum alloy, ensuring durability and excellent heat dissipation. The exhaust valves and intake valves are made from top-grade materials, offering superior durability and better flow, leading to increased power and torque. The valve springs are designed to provide optimal valve control, ensuring consistent performance throughout the entire RPM range.

The BFO T57V9R Cylinder Head Kit also features a revised port design. The ports have been carefully engineered to optimize gas flow, resulting in improved combustion efficiency and increased power output. Additionally, the kit comes with new gaskets, making the installation process hassle-free.

This cylinder head kit is an excellent choice for those looking to take their Honda CRF 70, XR70, CT70, or C70 to the next level. With improved power, efficiency, and durability, this kit will give you an edge on the competition. Additionally, it's easy to install, making it a popular choice among enthusiasts and racers alike.

In summary, the BFO T57V9R Cylinder Head Kit is a high-performance upgrade for Honda CRF 70, XR70, CT70, and C70 models. It features a new cylinder head, exhaust valves, intake valves, springs, and a revised port design for improved flow and combustion efficiency. The kit is easy to install and comes with new gaskets, making it a worthwhile investment for anyone looking to enhance the performance of their off-road bike.

Buying a BFO T57V9R Cylinder Head Kit for Honda CRF 70: A Comprehensive Analysis

Introduction:

The BFO T57V9R cylinder head kit is a popular aftermarket upgrade for various Honda CRF models, including the 70cc and 50cc XR70, CT70, and C70 XR70R. This upgrade aims to enhance engine performance and power output. In this analysis, we'll discuss the pros and cons of investing in this cylinder head kit.

Pros:

1. Increased power: The BFO T57V9R cylinder head kit is designed to provide improved power output. This can result in better acceleration and overall performance.

2. Enhanced cooling: The kit includes a larger cooling fin design, which helps the engine run cooler and more efficiently.

3. Durability: The BFO T57V9R cylinder head kit is made using high-quality materials, ensuring better durability and longevity compared to the OEM counterpart.

Cons:

1. Cost: The cost of the cylinder head kit is higher than the original equipment manufacturer (OEM) option. This may deter some buyers who are on a tight budget.

2. Installation complexity: Installing the cylinder head kit can be a challenging process, especially for those without experience in motorcycle mechanics. Professional installation may incur additional costs.

3. Potential compatibility issues: While the kit is designed to fit various Honda CRF models, there may still be compatibility issues for some users. Proper verification of compatibility is essential before purchasing.

Conclusion:

The BFO T57V9R cylinder head kit is an excellent choice for those seeking improved power, enhanced cooling, and increased durability for their Honda CRF 70. However, the higher cost and potential installation challenges are factors that potential buyers should consider carefully before making a decision. Ultimately, if the benefits outweigh the costs and the compatibility is confirmed, this upgrade can lead to a more enjoyable and powerful riding experience.

Recommendation:

If you're an experienced motorcycle mechanic or have the budget for professional installation, the BFO T57V9R cylinder head kit can be a worthwhile investment for your Honda CRF 70. Ensure proper compatibility verification and consider the cost-benefit analysis before making your purchase. If you lack experience or have concerns about the installation process, it may be wise to consult a professional mechanic for advice.

Details:

For Honda S65. This head will only work with DOMED pistons. It begins from the date purchased. For Honda ATC70 1978-1985.

This head will only work with FLAT TOP pistons. For Honda TRX70. Compare the Combustion Chamber Size shown below, to your current head. Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small.

specifications cylindermotorcycleiz:

  • for models: Xr70, Ct70, C70, Xr70r, Crf
  • for makes: Honda
  • for years: 1970
  • brand: Bfo
  • mpn: T57v9r
  • 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

shipping cylindermotorcycleiz:

  • type: Fixed
  • service: Standard
  • cost: $0.00
  • class: Standard
  • transit: 4-8 Days

payments cylindermotorcycleiz:

  • other
  • wallet: Google-pay
  • credit card: Discover

general cylindermotorcycleiz:

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

offer cylindermotorcycleiz:

  • availability: In Stock
  • best offers: True
  • started: June 17, 2025
  • quantity: 10
  • sold: 0
  • options: Ship-to-home

seller cylindermotorcycleiz:

  • rating: 99.0%
  • city: Rowland height, California
  • # reviews: 12770

returns cylindermotorcycleiz:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted
for models: xr70, ct70, c70, xr70r, crf, for makes: honda, for years: 1970, 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: 11935604832402771,
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