fits model: Yzf600r, Yzf600, 600r, Yzf, Jh, 600. make: Yamaha. year: 1998–2001.

( Manufacturer Part Number: 4JH-11101-01-00 ), ( Part Type: Cylinder Head ), ( Modified Item: No ), ( Country/region Of Manufacture: Japan ), ( Placement On Vehicle: Front ), ( Warranty: 30 Days )
The 4JH-11101-01-00 Yamaha YZF600R Cylinder Head is a crucial component for maintaining the optimal performance of your Yamaha YZF600R, YZF600, or any other 600cc model with a similar engine configuration from the 1998 model year. This high-quality cylinder head is designed to provide robust power delivery and unwavering reliability, ensuring your motorcycle delivers an exhilarating riding experience.
The cylinder head features a compact design, with four valves per cylinder and a 16-valve DOHC (Double Overhead Camshaft) configuration. This design allows for efficient intake and exhaust gas flow, resulting in optimal combustion efficiency and enhanced power output. The head is made from high-strength aluminum alloy, ensuring lightweight construction and excellent heat dissipation, which is crucial for maintaining engine temperature and preventing overheating during high-performance riding.
The cylinder head also features fully adjustable valve tappets, allowing for fine-tuning of valve clearance to ensure optimal engine performance over time. The valve guides are precision-machined for excellent sealing, ensuring a tight gas seal and preventing leakage. The head also features a high-performance camshaft profile, providing a responsive power delivery and strong top-end performance.
The 4JH-11101-01-00 Yamaha YZF600R Cylinder Head is an excellent choice for those looking to upgrade their motorcycle's performance or replace a worn-out component. With its robust design, efficient valve configuration, and precision-machined components, this cylinder head is sure to provide years of reliable performance and racing-inspired power delivery.
Pros of buying a 4JH-11101-01-00 Yamaha YZF600R Cylinder Head:1. High-quality material: The cylinder head is made of high-quality aluminum alloy, which is lightweight and durable, ensuring long-lasting performance.
2. OEM part: This is an original equipment manufacturer (OEM) part, meaning it is designed and manufactured by Yamaha, ensuring a perfect fit and match to your YZF600R.
3. Improved engine performance: Replacing a worn-out or damaged cylinder head can improve the overall engine performance, increasing horsepower and torque.
4. Easy installation: The cylinder head is designed for easy installation, making it a straightforward DIY project for experienced bike owners or an affordable repair option for mechanics.
Cons of buying a 4JH-11101-01-00 Yamaha YZF600R Cylinder Head:1. Cost: Replacing a cylinder head is a significant investment, especially if the original part is still in good condition.
2. Time-consuming: The cylinder head replacement process can be time-consuming, requiring disassembly and reassembly of various engine components.
3. Risk of damage: During the installation process, there is a risk of damaging other engine components, which can result in additional repair costs.
Conclusion:The 4JH-11101-01-00 Yamaha YZF600R Cylinder Head is a high-quality OEM part that can improve engine performance and durability. However, the cost and time-consuming installation process make it a significant investment. If your engine is running poorly or has damage to the cylinder head, replacing it may be necessary. But if the original part is still in good condition, consider other maintenance options that may be less expensive and time-consuming.
Recommendation:If you are considering replacing the cylinder head on your YZF600R, ensure you have the necessary tools and knowledge to perform the installation process correctly. If you are not confident in your ability to install the cylinder head, consider hiring a professional mechanic to ensure the job is done correctly and to avoid any potential damage to other engine components. Additionally, consider the overall cost of the replacement versus the benefits it will bring to your bike's performance and reliability.
The engine had approximately 25,000 miles on it.
Midway cycle this cylinder head was removed from a 2001 Yamaha YZF600R.
All assemblies, such as brake clutch master cylinders, calipers, and forks, should be inspected before installation.
The cams have been removed.