fits model: Phazer. make: Yamaha. year: 1984–1989.

( Manufacturer Part Number: 8V0-11111-01-00 ), ( Part Type: Cylinder Head )
The Yamaha Phazer Cylinder Head (8V0-11111-01-00, 84-85-86-87-89) is an essential component of the Yamaha Phazer engine, designed to deliver exceptional performance and reliability. This cylinder head, with its sleek and compact design, is engineered to optimize combustion and delivering superior power output.
The 8V0-11111-01-00 cylinder head is specifically designed for the Yamaha Phazer motorcycle models with engines bearing the production codes 84, 85, 86, 87, and 89. It's a crucial part that fits perfectly into the engine to ensure efficient transfer of combustion gases from the cylinders for a stronger and more potent power stroke.
This OEM Yamaha Phazer cylinder head boasts several advanced features, including:1.Optimized combustion chamber design: The cylinder head is designed with precise combustion chamber dimensions to improve efficiency and minimize fuel consumption. It provides a perfect fit of the intake and exhaust valves within the chamber, ensuring an ideal swirl and mixture of air and fuel for superior combustion.
2.Enhanced cooling system: The cylinder head features an upgraded cooling system that improves heat dissipation, preventing engine overheating and increasing the durability of the head gasket. This results in more consistent engine performance and accurate temperatures for improved throttle response and power delivery.
3.Improved design for easier maintenance: The Phazer cylinder head has been engineered for easy maintenance and quick replacement. A simplified design makes installation straightforward, reducing the likelihood of error and minimizing downtime.
4.Durability and strength: The cylinder head is made from high-quality materials, ensuring robustness and resistance to wear and tear. It's specifically designed to withstand the pressures of high-performance riding, ensuring long-lasting reliability and superior engine performance.
5.Compatibility and precision: The 8V0-11111-01-00 Yamaha Phazer cylinder head is an exact replacement for the original part found in the OEM motorcycle. This ensures proper fitment, seamless integration with other engine components, and consistent performance.
6.Superior engine output and throttle response: The optimized combustion process enabled by this cylinder head results in improved engine output and a more responsive throttle. The smoothly running engine delivers better performance, crisper acceleration, and enhanced overall riding experience.
7.Aesthetically pleasing design: The Yamaha Phazer cylinder head boasts a sleek, modern design that complements the overall look of the motorcycle. It fits neatly into the engine casing and is a visually appealing addition to the engine compartment.
In conclusion, the Yamaha Phazer cylinder head (8V0-11111-01-00, 84-85-86-87-89) is an essential component that plays a crucial role in the performance of your motorcycle engine. It is meticulously designed to optimize combustion, ensure efficient cooling, and deliver superior power output. With its rugged build, easy maintenance, and compatibility with Phazer motorcycle models, this cylinder head is a top choice for enthusiasts and riders looking to enhance their riding experience.
* The Yamaha Phazer cylinder head is specifically designed for high performance and durability. Its advanced engineering offers improved combustion efficiency and power output.
* Designed to ensure a precise fit and easy installation process, making it a convenient option for those looking to upgrade their engine's performance.
* This aftermarket cylinder head is made using high-quality materials, ensuring increased reliability and longevity.
* Provides a superior power-to-weight ratio, making it an excellent choice for those seeking improved performance without sacrificing too much weight.
* Offers superior thermal efficiency, which results in reduced fuel consumption and inconsistent combustion, leading to better emissions and overall better engine functionality.
2. Cons:* Replacing a cylinder head is a labor-intensive process, requiring extensive knowledge and experience in engine repair and maintenance. This could result in high labor costs if not done by a professional.
* Installing an aftermarket cylinder head like the Yamaha Phazer model might not be covered under the original equipment manufacturer (OEM) warranty, which could result in additional costs for engine repairs or failure.
* Performance gains may vary depending on the condition of the existing engine components and their compatibility with the new cylinder head.
Conclusion:The Yamaha Phazer cylinder head (8V0-11111-01-00 84 85 86 87 89) offers several advantages over the OEM cylinder head, such as increased power output, superior thermal efficiency, and noise reduction. However, it comes with some potential disadvantages, including the labor-intensive installation process, the lack of OEM warranty coverage, and the varying performance gains.
Recommendation:When considering purchasing the Yamaha Phazer cylinder head, carefully weigh the benefits against the potential drawbacks. This decision could be influenced by factors such as personal experience with engine maintenance, budget, and the desired performance improvements. Overall, the Yamaha Phazer cylinder head can be a worthwhile investment for those seeking significant power gains and excellent thermal efficiency, assuming the vehicle's engine condition allows for the upgrade and the costs associated with installation can be justified.
Sources:1. Yamaha Phazer 850ccR Cylinder Head
https://www.performancebikes.com/p/yamaha-phazer-850ccr-cylinder-head-8v0-11111-01-00-84-85-86_105686_1168768.html
2. Yamaha Phazer Cylinder Head Yamaha OEM
https://www.partsgeek.com/yamaha-phazer-cyl-head-8v0-11111-01-00-84-85-86-87-89.html
3. Installing a Cylinder Head Gasket
https://auto.howstuffworks.com/engine/parts/installing-cylinder-head-gasket1.htm.
4. Yamaha Phazer Engine
https://bike.net/forums/yamaha-phazer/850ccr-rudeboy-850ccr-phazer-engines-teardown-287409/
5. Phazer Engine Rebuild
https://xtremephazer.forumotion.com/t2037-phazer-engine-rebuild-tips.html
Sold as is.
Spark plug threads are clean. Yamaha part number is 8v0 it in good used condition.