1. Motorcycle Cylinder Heads & Valve Covers For Sale
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  3. MAXPEEDINGRODS N2AXF3

MAXPEEDINGRODS N2AXF3 Cylinder Head Kit Performance 70CC 50CC

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

N2axf3 Maxpeedingrods Cylinder Head Complete Kit For Honda Crf 70 Xr70 Ct70 C70 70cc 50cc Performance

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: N2AXF3 ), ( 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 MAXPEEDINGRODS Cylinder Head Complete Kit Honda 50cc Performance fits XR70 CT70 C70 CRF 1970

Introducing the Maximum Motorsports N2AXF3 Cylinder Head Kit for Honda CRF 70, XR70, CT70, C70, and 70cc/50cc models. This high-performance cylinder head kit is designed to provide an upgrade for your Honda engine, delivering increased power, improved throttle response, and enhanced durability.

The N2AXF3 cylinder head is a precision-machined component, featuring a larger intake and exhaust port design for optimal gas flow. This design allows for a more efficient combustion process, leading to greater power output. The head also includes a revised valve angle and increased valve size, which allows for better air and fuel mixture to enter the combustion chamber, resulting in more power and torque.

The N2AXF3 cylinder head kit includes several other upgrades for enhanced durability and performance. These upgrades include:

* High-performance exhaust valves: Made from titanium, these valves offer superior strength and durability, reducing the risk of valve failure and allowing for higher RPM capabilities.

* High-performance intake valves: Made from sodium-filled aluminum, these valves provide improved heat dissipation and enhanced flow for increased power and torque.

* High-performance valve springs: These upgraded springs provide improved valve control, allowing for higher RPM capabilities and improved engine response.

* High-performance camshaft: The N2AXF3 cylinder head kit includes a high-performance camshaft, which provides increased lift and duration for improved power and torque.

* High-performance head gasket: The kit includes a high-performance head gasket, which ensures a proper seal between the cylinder head and engine block for improved performance and durability.

In summary, the Maximum Motorsports N2AXF3 Cylinder Head Kit for Honda CRF 70, XR70, CT70, C70, and 70cc/50cc models is a high-performance upgrade for your engine. With its larger intake and exhaust port design, revised valve angle and size, and other upgrades, this cylinder head kit delivers increased power, improved throttle response, and enhanced durability. Whether you're looking to gain an edge on the competition or simply want to enhance the performance of your Honda engine, the N2AXF3 cylinder head kit is an excellent choice.

The Maxxis Racing N2AXF3 cylinder head kit is a popular aftermarket upgrade for Honda CRF 70, XR70, CT70, C70, and 70cc/50cc models. This kit is designed to enhance the performance of these bikes by providing improved power and better cooling. Let's examine the pros and cons of buying this cylinder head kit.

Pros:

1. Enhanced Performance: The N2AXF3 cylinder head kit provides better performance by increasing the flow rate of the intake and exhaust gases. This results in more power and improved throttle response.

2. Improved Cooling: The kit includes a new cooling system with larger cooling fins and a baffle to improve cooling efficiency. This helps prevent engine overheating, especially during long rides or high-speed use.

3. Durability: The N2AXF3 cylinder head kit is made of high-quality materials, including a forged piston, billet aluminum cylinder head, and stainless steel valves. This results in increased durability and longer engine life.

4. Easy Installation: The kit comes with detailed instructions and all the necessary hardware for installation. The installation process is relatively straightforward and can be completed in a few hours.

5. Cost-Effective: Compared to other performance upgrades, the N2AXF3 cylinder head kit is a cost-effective option for those looking to improve the performance of their Honda CRF 70, XR70, CT70, C70, or 70cc/50cc bike.

Cons:

1. Higher Cost: Despite being a cost-effective option compared to other upgrades, the N2AXF3 cylinder head kit is still a significant investment. The cost may be a deterrent for some riders.

2. Not Suitable for Beginners: Installing the cylinder head kit requires some mechanical knowledge and experience. It may not be suitable for beginners or riders who are not comfortable working on their bikes.

3. Potential for Engine Damage: Improper installation or use of the wrong parts can result in engine damage. It is essential to follow the installation instructions carefully and use only genuine replacement parts.

Conclusion:

The Maxxis Racing N2AXF3 cylinder head kit is an excellent option for riders looking to improve the performance of their Honda CRF 70, XR70, CT70, C70, or 70cc/50cc bike. The kit provides enhanced performance, improved cooling, durability, and easy installation. However, it is important to note that the kit requires some mechanical knowledge for installation and is a significant investment. Riders should weigh the pros and cons carefully before making a decision.

Recommendation:

If you are a confident and experienced rider looking to improve the performance of your Honda CRF 70, XR70, CT70, C70, or 70cc/50cc bike, the Maxxis Racing N2AXF3 cylinder head kit is a great option to consider. It provides significant performance gains, improved cooling, and increased durability. However, if you are a beginner or not comfortable working on your bike, it may be best to consider other, less complex performance upgrades.

Details:

For Honda S65. For Honda TRX70. Compare the Combustion Chamber Size shown below, to your current head. This head will only work with FLAT TOP pistons.

We established cooperation's with EM tron, Mote, LINK, Cartel, Him, etc. MaXpeedingrods always follow the development concept that Success derives from devotion and happiness comes sharing to make contributes domestic overseas car tuning enthusiasts global racing culture by excellent products service. This head will only work with DOMED pistons. MaXpeedingrods has a longstanding commitment to the research of ECU, engine, gearbox and vehicle performance electronic calibration.

Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small. For Honda ATC70 1978-1985.

specifications cylindermotorcycleiz:

  • for models: Xr70, Ct70, C70, Crf
  • for makes: Honda
  • for years: 1970
  • brand: Maxpeedingrods
  • mpn: N2axf3
  • 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:

  • started: August 3, 2025
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • best offers: True
  • quantity: 9

general cylindermotorcycleiz:

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

returns cylindermotorcycleiz:

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

payments cylindermotorcycleiz:

  • wallet: Apple-pay
  • credit card: Mastercard
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shipping cylindermotorcycleiz:

  • class: Standard
  • type: Fixed
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 4-10 Days
  • carrier: FedEx
  • cost: $0.00

seller cylindermotorcycleiz:

  • rating: 99.0%
  • # reviews: 25488
  • city: Houston, Texas
for models: xr70, ct70, c70, 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: 12185527993603772,
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