1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 12043894041260713
  3. BFO D2W9M6

BFO D2W9M6 Cylinder Head Kit Engine

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

D2w9m6 Bfo Cylinder Head Kit For Honda Crf70 Xr70 S65 Engine Components Ct70

( Brand: Bfo ), ( Manufacturer Part Number: D2W9M6 ), ( 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 D2W9M6 Cylinder Head Kit, specifically designed for Honda CRF70 / XR70 / S65 / CT70 mini bikes. This high-performance cylinder head kit is an excellent upgrade for riders seeking improved engine power and efficiency.

The heart of this kit is the new, precision-machined cylinder head. The OEM-style design ensures a perfect fit, while the improved combustion chamber shape and larger intake and exhaust ports enhance the engine's breathing capabilities. The kit includes a new, high-performance exhaust valve and seat, as well as a performance intake valve and seat, delivering optimal engine performance and durability.

Additionally, the BFO D2W9M6 Cylinder Head Kit includes a set of high-performance, pre-gapped spark plugs and a set of lightweight, high-strength, and durable cylinder head bolts. The kit also includes a set of new piston rings, ensuring a proper seal between the piston and cylinder wall for optimal engine performance and longevity.

This cylinder head kit is an ideal upgrade for riders seeking to enhance the power output and overall performance of their Honda CRF70 / XR70 / S65 / CT70 mini bike. With its OEM-style design, high-quality components, and easy installation, the BFO D2W9M6 Cylinder Head Kit is a must-have for any serious mini bike enthusiast.

In summary, the BFO D2W9M6 Cylinder Head Kit is a top-tier, high-performance upgrade for Honda CRF70 / XR70 / S65 / CT70 mini bikes. It includes a new, precision-machined cylinder head, high-performance exhaust and intake valves, pre-gapped spark plugs, piston rings, and a set of lightweight, high-strength cylinder head bolts. This kit delivers improved power output, enhanced engine efficiency, and optimal engine performance for serious mini bike enthusiasts.

Buying a BFO D2W9M6 cylinder head kit for a Honda CRF70 XR70 S65 engine (CT70) can be a consideration for those seeking to improve the performance of their dirt bike. Here are some potential pros and cons of this purchase:

Pros:

1. Enhanced Performance: This cylinder head kit is designed to provide better flow and cooling, resulting in increased horsepower and overall engine performance.

2. Durability: The kit is made from high-quality materials that can withstand the rigors of off-road riding, ensuring longevity and reliability.

3. Customization: Installing a new cylinder head provides an opportunity to fine-tune the engine to personal preferences, potentially improving the riding experience.

Cons:

1. Cost: The cylinder head kit can be quite expensive, which may not be a viable option for all budgets.

2. Installation Complexity: Installing the kit requires a certain level of mechanical expertise and specialized tools, which may be a challenge for some.

3. Potential Issues: There is a risk of encountering unforeseen complications during the installation process, potentially leading to additional costs and time.

In conclusion, the decision to purchase a BFO D2W9M6 cylinder head kit for a Honda CRF70 XR70 S65 engine depends on individual priorities and circumstances. If performance enhancement, durability, and customization are top priorities, this kit may be a worthwhile investment. However, if budget constraints or installation complexity are significant concerns, alternative solutions may be more suitable.

Ultimately, thorough research, careful consideration, and possibly consulting with a mechanic or Honda dealership can help determine whether this cylinder head kit is the best option for enhancing the performance of a Honda CRF70 XR70 S65 engine.

Details:

Manufacturer. This head will only work with FLAT TOP pistons. For Honda TRX70. Always the correct part.

Cylinder Head Kit For Honda CRF70 XR70 S65 Engine Components for CT70. This head will only work with DOMED pistons. 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. Quick, Simple. Guaranteed Fitment.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, S65, Ct70
  • for makes: Honda
  • brand: Bfo
  • mpn: D2w9m6
  • 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

offer cylindermotorcycleiz:

  • availability: In Stock
  • started: July 7, 2025
  • options: Ship-to-home
  • sold: 0

seller cylindermotorcycleiz:

  • # reviews: 5405
  • city: Dayton, New Jersey
  • rating: 99.1%

payments cylindermotorcycleiz:

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

returns cylindermotorcycleiz:

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

general cylindermotorcycleiz:

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

shipping cylindermotorcycleiz:

  • type: Fixed
  • cost: $0.00
  • service: FedEx Ground or FedEx Home Delivery
  • carrier: FedEx
  • class: Standard
  • transit: 4-8 Days
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: 12043894041260713,
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