fits model: Et250, 250, Enticer. make: Yamaha. year: 1977–1980.

( Manufacturer Part Number: 8F3-11111-00-00 ), ( Part Type: Cylinder Head )
The Yamaha Enticer 250 ET250 was a popular motorcycle model produced by Yamaha Motor Corporation between 1976 and 1982. Over the years, the ET250's reliability and performance earned it a dedicated following among motorcycle enthusiasts. One of the critical components of the ET250's engine system is its cylinder head. If you own a Yamaha Enticer 250 from the years 1977 to 1980 and need to replace your cylinder head, this product description will provide a detailed look at the Yamaha Enticer 250 ET250 Cylinder Head - part number 8F3-11111-00-00.
Design and Construction:Yamaha's engineering prowess is evident in the design and construction of the ET250 Cylinder Head. Designed as a direct replacement for the original component, the 8F3-11111-00-00 cylinder head is manufactured to meet the exact specifications as the OEM part. This ensures a perfect fit, ensuring seamless performance and reliability for your classic motorcycle. The head features correctly matched valve guides, valves, and ports for optimal engine functionality.
Material Selection and Durability:Made from robust materials, the ET250 Cylinder Head guarantees top-notch durability and robustness. The head is constructed primarily from lightweight yet strong aluminum alloy for reduced weight and exceptional heat dissipation. Furthermore, it features high-quality steel components that add extra strength to the cylinder head.
Performance:The 8F3-11111-00-00 Yamaha Enticer 250 ET250 Cylinder Head is engineered for improved engine performance. Its optimized valve angle and intake port design delivers more efficient airflow, promoting enhanced combustion for better power output. Moreover, the cylinder head's increased flow rate contributes to improved throttle response and increased overall engine efficiency.
Developed for Precision and Measured Machining:The 8F3-11111-00-00 Yamaha Enticer 250 ET250 Cylinder Head undergoes rigorous precision and measured machining during its production process to ensure exact specifications and a perfect fit for your motorcycle. Each head is inspected for alignment and surface finish, ensuring added durability and consistent performance.
Summary:In summary, the 8F3-11111-00-00 Yamaha Enticer 250 ET250 Cylinder Head is an essential replacement part for Yamaha Enticer 250 motorcycles from 1977 to 1980. Engineered for durability, improved engine performance, and perfect fitment, this cylinder head is an ideal choice for restoring your classic motorcycle to its original glory. By adhering to OEM specifications and undergoing stringent manufacturing processes, this component offers a reliable and high-performance solution for your Yamaha Enticer 250.
The Yamaha Enticer 250 ET250 cylinder head was manufactured for Yamaha outboard motors during the late 1970s. This specific part is essential for the engine's proper functioning, and if you're considering purchasing one, it's important to weigh the pros and cons before making a decision.
Pros:1. Enhanced Performance: A new cylinder head can significantly improve the engine's performance by ensuring optimal combustion and air/fuel mixture. This results in better fuel efficiency, increased horsepower, and smoother operation.
2. Longer Engine Life: A well-maintained cylinder head can contribute to the longevity of your engine. Damaged or worn-out cylinder heads can lead to engine failure. Therefore, replacing a faulty cylinder head can save you costly engine rebuilds or replacements in the future.
3. Improved Safety: A properly functioning engine is a safer engine. An old, damaged or faulty cylinder head can lead to dangerous conditions such as engine overheating, extended cranking, and even engine explosion.
4. Economic Viability: Although a new cylinder head may come with a significant upfront investment, it can save you money in the long run by ensuring the continued proper operation of your engine and avoiding costlier repairs and replacements.
Cons:1. Cost: Replacing a cylinder head can be an expensive proposition. The cost of a new OEM (Original Equipment Manufacturer) cylinder head for the Yamaha Enticer 250 ET250 can be around $1,000 or more depending on the supplier and availability.
2. Installation Complexity: Installing a new cylinder head requires significant mechanical expertise and competence. Ensuring proper installation is critical for effective engine performance and longevity.
3. Time Consuming: Cylinder head replacement can be time-consuming, taking anywhere from a few hours to a full day, depending on the expertise of the mechanic or the boat owner.
4. Availability: Older parts like the Yamaha Enticer 250 ET250 cylinder head can be difficult to find as they are no longer in production. Owners may encounter challenges in sourcing a replacement from OEM or aftermarket suppliers.
Conclusion:Buying a new Yamaha Enticer 250 ET250 cylinder head can be a substantial investment both in terms of cost and time, but it can also provide several long-term benefits such as improved engine performance, increased safety, and potentially cost savings. However, the decision to purchase this part ultimately depends on the current condition of your engine, your mechanical expertise, and your budget. It's always recommended to consult with a qualified mechanic or marina technician for professional advice before making an investment in a new cylinder head.
Spark plug threads are good. This is a used cylinder head from 1977 Yamaha ET250. All the taped holes have good threads.
There is no broken fins.