fits model: Yz490, Yz-490. make: Yamaha. year: 1984.

( Manufacturer Part Number: 40T-11111-00-00 ), ( Part Type: Cylinder Head ), ( Country/region Of Manufacture: Japan )
The 40t-11111-00-00 YZ490 1984 Cylinder YZ-490 Yamaha Head is a genuine, original replacement part for your classic Yamaha YZ490 motorcycle. This cylinder head is designed to provide optimal engine performance, ensuring smooth operation and reliable power delivery.
The YZ-490 cylinder head is made from high-quality materials, including a forged aluminum alloy construction. This ensures durability and longevity, even under the most demanding riding conditions. The head features a 4-valve, DOHC (Double Overhead Camshaft) design, which allows for precise valve timing and improved engine efficiency.
The cylinder head also includes a high-compression piston and ring package, which increases engine power and torque. The head is also equipped with a high-flow intake and exhaust port design, which allows for improved airflow and better combustion efficiency.
This cylinder head is easy to install, with clear installation instructions included. It is also a direct fit for the 1984 YZ490 model, ensuring a perfect fit and no modifications are required.
In summary, the 40t-11111-00-00 YZ490 1984 Cylinder YZ-490 Yamaha Head is a high-quality replacement part that will improve the performance of your classic YZ490. It is made from durable materials, features a DOHC design, and includes a high-compression piston and ring package for improved power and torque. It is easy to install and is a direct fit for the 1984 YZ490 model.
Pros of buying a 1984 Yamaha YZ490 head:1. Vintage appeal: If you're a fan of classic motocross bikes, the 1984 YZ490 head is a great addition to your collection. Its distinctive design and historical significance make it a popular choice among collectors.
2. Affordability: Compared to newer models, the 1984 YZ490 head is often more affordable. This can make it a more accessible option for enthusiasts with a limited budget.
3. Reliability: The 1984 YZ490 head is a proven design, having been in production for several years. Its simplicity and durability make it a reliable choice, especially for off-road use.
4. Availability of spare parts: Due to its popularity and long production run, spare parts for the 1984 YZ490 head are widely available. This can make repairs and maintenance easier and less expensive.
Cons of buying a 1984 Yamaha YZ490 head:1. Limited performance: Compared to newer models, the 1984 YZ490 head may not offer the same level of performance. Its engine size and technology are outdated, which can limit its speed and power.
2. Lack of modern features: The 1984 YZ490 head does not have many of the modern features found in newer motocross bikes, such as electric start, fuel injection, and advanced suspension systems.
3. Limited compatibility with modern components: Due to its age and design, the 1984 YZ490 head may not be compatible with modern components, such as modern exhaust systems or suspension upgrades.
4. Higher maintenance costs: While the 1984 YZ490 head may be reliable, its age and simplicity can make maintenance more time-consuming and expensive. Regular tune-ups and repairs may be necessary to keep the bike running smoothly.
Conclusion:The 1984 Yamaha YZ490 head is a great choice for collectors and vintage motocross enthusiasts. Its vintage appeal, affordability, and reliability make it a popular option. However, its limited performance and lack of modern features may be a drawback for those looking for a high-performance bike. If you're willing to put in the time and effort for maintenance, the 1984 YZ490 head can be a fun and rewarding addition to your collection.
Recommendation:If you're looking for a vintage motocross bike with a lot of character, the 1984 Yamaha YZ490 head is a great choice. However, if you're looking for a high-performance bike, you may want to consider a newer model. If you do decide to buy the 1984 YZ490 head, make sure to do your research and budget for regular maintenance to keep it running smoothly.
The shipping and handling cost is the id on the head is 40t this is a used cylinder head that came off of a 1984 Yamaha yz 490 model of motorcycle. There is not any damage on the combustion chamber.
USPS priority mail to the 50 states of the USA. This cylinder head is in good usable condition and does not have any cracked or broken cooling fins and the threads and gasket surface are in good shape.