fits make: Yamaha.

( Part Type: Piston ), ( Vin Location: Ln2 ), ( Country Of Origin: Japan ), ( UPC: 276116350000 )
The Yamaha 276-11635-00-00 piston is a high-performance component designed for outboard marine applications. This piston is specifically engineered for a 25mm bore size and is suitable for use on the starboard (right) side of an outboard engine.
This piston is manufactured using advanced techniques to ensure superior quality and durability. The piston crown is designed to provide optimal combustion efficiency, resulting in increased power output and improved fuel economy. The piston skirt is engineered to provide a snug fit within the cylinder bore, minimizing piston slap and reducing friction for longer engine life.
The piston is made of a high-strength aluminum alloy, which provides excellent heat dissipation properties and is lightweight, contributing to overall engine performance. The piston ring grooves are machined to precise specifications to ensure proper ring seating and function.
This piston is also designed with a compression ratio optimized for marine applications, ensuring reliable operation in various conditions. The piston also features a balanced design, reducing vibrations and ensuring smooth engine operation.
The Yamaha 276-11635-00-00 piston is a replacement component for marine engines and is an essential part of the engine's power delivery system. It is important to note that this piston is meant for the starboard side of the engine only, and it is crucial to ensure that the correct part is installed to maintain engine performance and longevity.
Overall, the Yamaha 276-11635-00-00 piston is a high-quality, reliable component designed to deliver optimal performance and durability for marine outboard engines. It is manufactured using advanced techniques and materials to ensure superior quality and long-lasting performance.
Product: Yamaha 276-11635-00-00 25mm Piston Overhead Squish (OHS) for Outboard Marine Engines
**Pros:**1. Superior Performance: Yamaha pistons are known for their superior performance and durability. These pistons are engineered to provide excellent power and torque, making them suitable for high-performance applications.
2. Oversized Design: The 25mm size of these pistons allows for increased displacement and power output. This can be beneficial for boat owners looking to improve the performance of their outboard engine.
3. High-Quality Material: These pistons are made of high-quality materials, including forged aluminum alloy for the piston crown and steel for the piston skirt. This construction ensures that the pistons are strong and can withstand the rigors of continuous use in marine environments.
4. Precision Manufacturing: Yamaha uses advanced manufacturing techniques to ensure that each piston is produced to exacting specifications. This results in pistons that fit perfectly in the engine and provide consistent performance.
5. Wide Availability: Yamaha is a well-established brand with a wide distribution network. This means that these pistons are readily available from authorized dealers and aftermarket suppliers, making it easy to find replacements or upgrades.
**Cons:**1. Cost: Yamaha pistons are not the cheapest option on the market. The high-quality materials and manufacturing processes used to produce these pistons result in a higher price point than some aftermarket alternatives.
2. Complex Installation: Installing new pistons in an outboard engine can be a complex and time-consuming process. It may require specialized tools and skills, and it is recommended that the installation be performed by a trained technician to ensure proper fitment and function.
3. Limited Compatibility: These pistons are specifically designed for use in Yamaha outboard engines with a 25mm bore size. They may not be compatible with other brands or models of outboard engines.
4. Potential for Damage: Installing the wrong pistons in an outboard engine can result in damage to the engine or even catastrophic failure. It is important to ensure that the correct pistons are used for the specific engine application.
**Conclusion:**Yamaha 276-11635-00-00 25mm Piston Overhead Squish (OHS) for Outboard Marine Engines offer superior performance, high-quality materials, and precision manufacturing. However, they come with a higher cost and complex installation process. Boat owners looking for improved performance and durability in their outboard engine may find these pistons to be a worthwhile investment, but they should ensure that they are compatible with their engine and have the necessary skills and resources for installation.
**Recommendation:**If you are looking to upgrade or replace the pistons in your Yamaha outboard engine, the Yamaha 276-11635-00-00 25mm Piston Overhead Squish (OHS) is a solid choice. Its superior performance, high-quality materials, and precision manufacturing make it a reliable and effective option for improving the power and efficiency of your engine. However, be sure to consult with a qualified technician to ensure proper installation and compatibility with your specific engine model.
Piston O/S .25mm NOS. LISTING IS FOR ONE Yamaha 276-11635-00. Model lists are for reference only and may not be complete.