fits model: Yz, 125. make: Yamaha. year: 1982.

( Manufacturer Part Number: 5X41111100 ), ( Part Type: Cylinder Head )
The 5x41111100 Yamaha YZ 125J Cylinder Head YPVS is a high-performance component designed for the 1982 Yamaha YZ 125 motorcycle. This cylinder head is a crucial part of the engine, responsible for the combustion process that powers the bike.
The YPVS (Yamaha Power Valve System) in this cylinder head is an advanced technology that provides improved power delivery and throttle response. The power valve adjusts the intake airflow according to engine speed, ensuring optimal performance under various riding conditions.
The cylinder head is made from high-quality aluminum alloy, which is lightweight yet strong. This material allows for efficient heat dissipation, keeping the engine cool even during high-performance riding. The cylinder head also features a 125cc displacement, suitable for the power output of the YZ 125.
The cylinder head comes with four valves, two intake and two exhaust, which are designed to optimize the engine's intake and exhaust strokes. The intake valves have a diameter of 30mm, while the exhaust valves have a diameter of 28mm. The valve seats are made from durable material, ensuring a long lifespan and preventing leakage.
The cylinder head also features a high-compression piston, which helps to increase the engine's power output. The piston is made from forged aluminum, ensuring durability and reliability.
In summary, the 5x41111100 Yamaha YZ 125J Cylinder Head YPVS is a high-performance component that provides improved power delivery and throttle response. Its lightweight aluminum alloy construction ensures efficient heat dissipation, while its four valves and high-compression piston optimize the engine's performance. This cylinder head is a must-have for any YZ 125 enthusiast looking to upgrade their bike's engine performance.
Pros of buying a 1982 Yamaha YZ 125 with YPVS cylinder head:1. Historical Value: This bike is a classic from the 80s, and collecting vintage motorcycles can be a rewarding hobby.
2. Unique Character: Its 5x41111100 cylinder head is a unique feature that sets it apart from other YZ 125 models.
3. Powerful Engine: The YPVS (Yamaha Power Valve System) cylinder head provides improved performance and power.
4. Affordability: Compared to newer models, vintage motorcycles like this one are often more affordable.
Cons of buying a 1982 Yamaha YZ 125 with YPVS cylinder head:1. Maintenance and Repairs: Older motorcycles may require more frequent maintenance and repairs than newer models.
2. Part Availability: Finding replacement parts for a 30-year-old bike can be challenging and may be more expensive.
3. Depreciation: The value of vintage motorcycles can fluctuate, and there's a risk of losing money if you decide to sell it.
4. Safety Concerns: Older motorcycles may lack modern safety features, such as ABS or airbags.
Conclusion: The 1982 Yamaha YZ 125 with YPVS cylinder head is an attractive option for vintage motorcycle enthusiasts who appreciate its historical value and unique character. However, potential buyers should be aware of the maintenance and repair costs, part availability, depreciation risks, and safety concerns associated with older motorcycles. If you're willing to invest time and money in maintaining this classic, it could be a rewarding addition to your collection.
Recommendation: Before making a purchase, thoroughly research the bike's history, condition, and market value. Consider getting a pre-purchase inspection to identify any potential issues. Additionally, make sure you have the necessary skills and resources to maintain and repair the bike, or be prepared to pay for professional services. Overall, if you're passionate about vintage motorcycles and willing to take on the challenges, the 1982 Yamaha YZ 125 with YPVS cylinder head could be a great fit for you.
As pictured.
This listing is for a 1982 Yamaha Yz 125J cylinder head.
All offers considered.
Please examine the pictures carefully, and feel free to with any questions.
Item is sold as. This part may fit other years and model's.
Good used shape.