BFO 67J59S Engine Cylinder Head Kit ATC70 70CC 50CC

( Brand: Bfo ), ( Manufacturer Part Number: 67J59S ), ( 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 Engine Cylinder Head Complete Kit Honda 70cc 50cc fits CRF70 XR70 CT70 C70

BOSS BFO 67J59S Engine Cylinder Head Kit for Honda ATC70 CRF70 XR70 CT70 C70 70cc 50cc

The BOSS BFO 67J59S engine cylinder head kit is a high-performance replacement part designed specifically for Honda ATC70, CRF70, XR70, CT70, and C70 models with 70cc and 50cc engines. This kit is an excellent choice for riders seeking improved engine performance, durability, and reliability.

The BOSS BFO 67J59S cylinder head kit comes with all the necessary components to replace the worn-out or damaged parts in the original cylinder head. It includes a new cylinder head gasket, camshaft, camshaft bearings, valves, valve springs, valve guides, and valve keepers. Each component in this kit is meticulously engineered and manufactured to meet or exceed OEM specifications.

The camshaft in this kit is designed to provide optimal engine power and torque. It has been precision-ground to ensure accurate valve timing and optimal lift for better engine efficiency. The valves and valve springs are made of high-strength materials to provide long-lasting performance and improved engine response.

The cylinder head gasket in this kit is made of a high-performance material that ensures a perfect seal between the cylinder head and the engine block. It is designed to withstand the extreme pressures and temperatures of the engine, ensuring reliable sealing and improved engine performance.

Installing this BOSS BFO 67J59S engine cylinder head kit is a relatively straightforward process that can be done by an experienced home mechanic or a professional technician. The kit comes with easy-to-follow installation instructions, and all necessary hardware is included.

In summary, the BOSS BFO 67J59S engine cylinder head kit is a high-quality replacement part designed to improve the performance, durability, and reliability of Honda ATC70, CRF70, XR70, CT70, and C70 engines with 70cc and 50cc. It includes all the necessary components to replace worn-out parts, and each component is meticulously engineered and manufactured to meet or exceed OEM specifications. This kit is an excellent investment for any rider looking to get the most out of their Honda ATV or dirt bike.

Buying a BFO 67J59S engine cylinder head kit for Honda ATC70 CRF70 XR70 CT70 C70 70cc 50cc motorcycles comes with its own set of advantages and disadvantages. Let's examine each in detail:

1. Improved Performance: A new cylinder head can lead to improved engine performance. The kit comes with new valves, springs, and other components that can help the engine breathe better, resulting in increased power and torque.

2. Longer Engine Life: A worn-out cylinder head can lead to various engine issues like overheating, misfiring, and even seizure. By replacing the cylinder head, you can prevent these issues and ensure a longer engine life.

3. Better Fuel Efficiency: A new cylinder head can help improve the engine's combustion efficiency, leading to better fuel economy.

4. Smoother Engine Operation: A worn-out cylinder head can lead to rough engine operation. Replacing it can help reduce engine vibrations and improve overall engine smoothness.

1. Cost: A cylinder head kit can be an expensive investment. The cost of the kit, labor, and other related expenses can add up to a significant amount.

2. Installation Complexity: Installing a cylinder head kit can be a complex process. It requires specialized tools and knowledge, and even a minor mistake during the installation process can lead to serious engine damage.

3. Time-Consuming: Installing a cylinder head kit is a time-consuming process. It can take several hours to complete, depending on the complexity of the installation.

A BFO 67J59S engine cylinder head kit for Honda ATC70 CRF70 XR70 CT70 C70 70cc 50cc motorcycles can be a worthwhile investment for those looking to improve engine performance, ensure longer engine life, and achieve better fuel efficiency. However, the high cost, installation complexity, and time-consuming nature of the process are important considerations.

If you are experiencing engine issues like rough operation, misfiring, or overheating, and you believe that a worn-out cylinder head may be the cause, then investing in a cylinder head kit may be the best option. However, it is recommended that you consult with a professional mechanic to determine the root cause of the issue and to ensure a proper installation of the kit. If the cost and complexity of the installation are a concern, you may want to consider other options like rebuilding the existing cylinder head or selling the motorcycle and upgrading to a newer model.

Details:

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. For Honda TRX70.

Telephone number. PRODUCT DISPLAY Engine Cylinder Head Complete Kit for Honda ATC70 CRF70 XR70 CT70 C70 70cc 50cc. Fast Shipping. Guaranteed, Fitment Always the, correct part.

Compare the Combustion Chamber Size shown below, to your current head. For Honda S65.

part #: 67j59s prices

• $19.99-$35.31

specifications cylindermotorcycleiz:

• for models: Crf70, Xr70, Ct70, C70
• for makes: Honda
• brand: Bfo
• mpn: 67j59s
• 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:

• wallet: Apple-pay
• credit card: Visa
• other

general cylindermotorcycleiz:

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

offer cylindermotorcycleiz:

• availability: In Stock
• started: December 8, 2025
• best offers: True
• sold: 0
• options: Ship-to-home

seller cylindermotorcycleiz:

• rating: 99.2%
• city: Elk Grove Village, Illinois
• # reviews: 1584

shipping cylindermotorcycleiz:

• cost: $0.00
• transit: 3-6 Days
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• type: Fixed
• carrier: FedEx

returns cylindermotorcycleiz:

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

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