1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 12304809544487641
  3. BFO ZOIW2J

BFO ZOIW2J Cylinder Head 70CC ATC70

fits model: Crf70, Ct70, C70, Trx70, Xr70, S65. make: Honda.

Zoiw2j Bfo 70cc Cylinder Head Assembly For Honda Atc70 Crf70 Ct70 C70 Trx70 Xr70 S65

( Brand: Bfo ), ( Manufacturer Part Number: ZOIW2J ), ( 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 70cc Cylinder Head Assembly Honda fits CRF70 CT70 C70 TRX70 XR70 S65

Introducing the BFO ZOIW2J 70cc Cylinder Head, an essential upgrade for Honda ATC70, CRF70, CT70, C70, TRX70, and XR70 S65 models. This high-performance cylinder head is designed to deliver enhanced power and torque, making it an ideal choice for riders seeking to optimize their engine's potential.

The BFO ZOIW2J cylinder head features a high-strength design, ensuring durability and reliability even during the most demanding riding conditions. It is CNC-machined to ensure precision and accuracy, allowing for optimal engine performance. The head comes with a high-performance exhaust port design, which improves gas flow and reduces backpressure, leading to increased power output.

The intake ports on this cylinder head have been meticulously engineered to provide optimal air flow, ensuring efficient combustion and improved throttle response. The head also features a revised valve seat design, which reduces the risk of seat erosion and extends the lifespan of the cylinder head.

The BFO ZOIW2J 70cc Cylinder Head comes with oversized valves, which increase the engine's breathing capacity and result in more power and torque. The valves are made of high-quality materials to ensure durability and resistance to wear and tear. The cylinder head also comes with adjustable valve clearance, allowing for fine-tuning of the engine for optimal performance.

This cylinder head is a direct replacement for the OEM part and is easy to install. It comes with all necessary hardware for installation, ensuring a hassle-free experience. The BFO ZOIW2J 70cc Cylinder Head is backed by a 1-year warranty, giving you peace of mind and ensuring that you are making a smart investment in your ATV.

Upgrade your Honda ATV with the BFO ZOIW2J 70cc Cylinder Head and experience improved power, torque, and responsiveness. Whether you're racing, riding off-road, or just cruising around, this cylinder head will help you get the most out of your engine.

Buying a BFO ZOIW2J 70cc cylinder head for a Honda ATC70, CRF70, CT70, C70, TRX70, or XR70 S65 engine comes with both advantages and disadvantages. Here's a brief analysis of each:

Advantages:

1. Performance: A larger cylinder head increases the engine's displacement, resulting in more power and torque. This can lead to improved performance and better acceleration.

2. Durability: A stronger cylinder head can handle increased engine stress, leading to improved reliability and longevity.

3. Customizability: A larger cylinder head allows for more modifications and tuning options, enabling riders to tailor their engine to their specific needs and preferences.

Disadvantages:

1. Cost: A larger cylinder head typically costs more than a stock one, which can be a significant investment for some riders.

2. Complexity: Installing a larger cylinder head can be a complex process that requires specialized tools and knowledge. This can add to the overall cost and time involved.

3. Compatibility: Ensuring that the larger cylinder head is compatible with the existing engine components and wiring can be a challenge. In some cases, additional modifications may be necessary to make everything work together properly.

Conclusion:

The decision to buy a BFO ZOIW2J 70cc cylinder head for a Honda ATC70, CRF70, CT70, C70, TRX70, or XR70 S65 engine ultimately depends on your specific goals and budget. If you're looking for improved performance and durability, and are willing to invest the time and money required for the installation, then a larger cylinder head may be the right choice for you. However, if you're on a tight budget or prefer a more straightforward modification, then it may be best to stick with a stock cylinder head.

Recommendation:

If you've weighed the pros and cons and have decided that a larger cylinder head is the right choice for you, then be sure to do your research and choose a reputable supplier. Look for a supplier with a good reputation for quality parts and excellent customer service. Additionally, consider having the installation done by a professional mechanic to ensure that everything is done correctly and safely.

Details:

G guaranteed Fitment. 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. Quick, Simple.

Fast Shipping. For Honda TRX70. For Honda S65. Manufacturer.

70cc Cylinder Head Assembly for Honda ATC70 CRF70 CT70 C70 TRX70 XR70 S65. This head will only work with FLAT TOP pistons. Always the correct part. This head will only work with DOMED pistons.

part #: zoiw2j prices

  • $19.99-$47.59

specifications cylindermotorcycleiz:

  • for models: Crf70, Ct70, C70, Trx70, Xr70, S65
  • for makes: Honda
  • brand: Bfo
  • mpn: Zoiw2j
  • 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

payments cylindermotorcycleiz:

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

offer cylindermotorcycleiz:

  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • quantity: 9
  • started: August 20, 2025
  • availability: In Stock

shipping cylindermotorcycleiz:

  • class: Standard
  • type: Fixed
  • cost: $0.00
  • carrier: FedEx
  • transit: 3-8 Days
  • service: FedEx Ground / FedEx Home Delivery

seller cylindermotorcycleiz:

  • rating: 99.2%
  • # reviews: 645
  • city: Dayton, New Jersey

returns cylindermotorcycleiz:

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

general cylindermotorcycleiz:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
  • condition: New
for models: crf70, ct70, c70, trx70, xr70, s65, 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: 12304809544487641,
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