fits model: 400. make: Yamaha. year: 1975-76.

( Manufacturer Part Number: 500-11311-00 ), ( Type: Cylinder Head ), ( Engine Type: 2-stroke ), ( Items Included: Bolts, Gasket )
The Yamaha DT400 Cylinder Head, model number 500-11311-00, is a crucial component for the two-stroke, single-cylinder, trail bike produced by Yamaha between 1975 and 1976. This part is designed to fit the DT400 motorcycle, enabling the engine to operate efficiently and effectively.
The cylinder head is made of high-quality aluminum alloy, ensuring lightweight yet robust construction. It houses the combustion chamber, where the air-fuel mixture is ignited to produce power. The head features a simple yet efficient design with a single overhead camshaft (SOHC) arrangement, which operates through a chain drive system.
The intake and exhaust ports are carefully designed to optimize gas flow for maximum power and torque. The intake port is large and smooth to ensure efficient airflow into the engine, while the exhaust port is designed for optimal scavenging to minimize exhaust gas recirculation.
The cylinder head also includes a number of critical components, such as the valves, valve guides, and valve seats. These components are designed to provide excellent sealing and durability to ensure optimal engine performance. The head gasket is also included in the package, ensuring a perfect seal between the cylinder head and the engine block.
Additionally, the cylinder head comes with new piston rings and cylinder bore honing compound to help ensure a proper fit and optimal engine performance after installation. Overall, this Yamaha DT400 Cylinder Head (500-11311-00) is an essential upgrade for any Yamaha DT400 motorcycle from the 1975 and 1976 model years.
Note: Always ensure that all installation instructions are carefully followed to ensure a safe and effective installation process. Additionally, if you are unsure about any aspect of the installation process, it is recommended that you consult with a professional mechanic.
The Yamaha DT400 was a popular enduro motorcycle produced by Yamaha between 1973 and 1985. The cylinder head for this model, specifically the 1975-76 Yamaha DT400 cylinder head (part number 500-11311-00), can be a valuable addition for those restoring or customizing these motorcycles. In this discussion, we will explore the potential pros and cons of purchasing this cylinder head.
Pros:1. Authenticity: This cylinder head is an original Yamaha part, ensuring a perfect fit and finish for your DT400.
2. Performance: The original cylinder head may offer better performance compared to aftermarket alternatives, as it is designed to work optimally with the rest of the bike's components.
3. Durability: Yamaha's reputation for manufacturing high-quality parts means that this cylinder head is likely to be robust and long-lasting.
Cons:1. Availability: Finding an original cylinder head in good condition can be challenging, as they may be difficult to locate or expensive.
2. Cost: The price of an original cylinder head can be higher than that of aftermarket alternatives or rebuilt cylinder heads.
3. Complexity: Installing an original cylinder head may require specialized knowledge or skills, potentially increasing the cost of the project.
Conclusion:The decision to purchase the Yamaha 500-11311-00 DT400 cylinder head ultimately depends on your priorities and budget. If you value authenticity, performance, and durability, this part may be worth the investment. However, if availability, cost, and complexity are more significant concerns, you may want to consider alternative options, such as aftermarket or rebuilt cylinder heads.
Recommendation:Before making a decision, carefully consider the condition of your current cylinder head and the resources you have available for the project. If your current head is in poor shape or you have the necessary skills and budget, an original cylinder head could be an excellent choice. If not, alternative options may be more suitable. Always ensure that you purchase the part from a trusted source to ensure its authenticity and quality.
New Yamaha 1975 / 1976 DT 400B 400C Cylinder Jug and Head. Includes cylinder bolts and studs also head exhaust Note: Included are not new. Also includes a DT 400B aftermarket engine gasket set.