fits model: Eagle. make: Eagle, Harley.

( Brand: Harley-davidson ), ( Manufacturer Part Number: 169002-99 ), ( Part Type: Cylinder Head ), ( Placement On Vehicle: Rear ), ( Surface Finish: Alum. ), ( Country/region Of Manufacture: United States )
The 169002-99 Harley-Davidson Screamin' Eagle Rear Cylinder Head is a high-performance upgrade for your Harley-Davidson motorcycle. This cylinder head is designed specifically for the Screamin' Eagle 110ci Big Twin engine, providing enhanced power, torque, and overall performance.
The head is crafted from high-quality aluminum alloy, ensuring lightweight yet durable construction. It features a large 4.050-inch intake valve and a 3.500-inch exhaust valve, both of which are made from hardened sodium-filled steel for improved heat resistance and durability. The intake port design is optimized for improved airflow, which translates to more power and a smoother, more responsive throttle response.
The cylinder head also features a high-compression combustion chamber, which allows for a more efficient combustion process, resulting in increased power and fuel efficiency. The cylinder head is also equipped with a high-performance valve train, including roller cams, roller lifters, and high-performance valve springs, which ensure precise valve timing and improved engine performance.
The Screamin' Eagle cylinder head is also designed with a high-flow water jacket, which helps to keep the engine cool during high-performance riding. The head also features a high-performance oiling system, which ensures that the valve train remains well-lubricated, even under extreme conditions.
The installation of the Screamin' Eagle rear cylinder head requires the use of specialized tools and may require professional installation. However, the results are well worth the effort, providing a significant increase in power, torque, and overall performance for your Harley-Davidson motorcycle. This cylinder head is a must-have for any Harley-Davidson enthusiast looking to take their bike to the next level.
Pros of buying a 169002-99 Harley-Davidson Screamin' Eagle Rear Cylinder Head:1. Enhanced Performance: The Screamin' Eagle cylinder head is designed to improve engine performance by increasing airflow and fuel delivery, resulting in more horsepower and torque.
2. High Quality Materials: This aftermarket part is made from high-quality materials, ensuring durability and reliability.
3. Improved Heat Dissipation: The Screamin' Eagle cylinder head has improved cooling capabilities, reducing the risk of engine overheating and increasing the lifespan of the engine.
4. Easy Installation: The cylinder head is designed for easy installation, making it a straightforward upgrade for many Harley-Davidson models.
Cons of buying a 169002-99 Harley-Davidson Screamin' Eagle Rear Cylinder Head:1. Cost: The Screamin' Eagle cylinder head is a high-end aftermarket part, and it can be quite expensive.
2. Potential Compatibility Issues: While the part is designed to fit many Harley-Davidson models, there may be compatibility issues with certain models or years. It is important to confirm that the cylinder head is compatible with your specific bike before purchasing.
3. Required Skills: While the installation is straightforward, it may require some mechanical skills and tools that not all riders may have.
Conclusion:The 169002-99 Harley-Davidson Screamin' Eagle Rear Cylinder Head is a high-quality aftermarket part that can significantly improve the performance of your Harley-Davidson engine. However, it is a costly investment that may not be necessary for all riders. If you are looking to enhance the performance of your Harley-Davidson and have the necessary skills and tools for installation, then this part may be worth considering. If you are unsure about compatibility or installation, it may be best to consult with a Harley-Davidson dealer or mechanic to ensure that this is the right upgrade for your bike.
2003 Harley screaming Eagle rear cylinder head CBC ported. There are no spring or valves. Seats and guides are in good shape this head is used with no bad threads or broken fins.