BOYESEN Power Reed Set for Yamaha - Part 689

Power Reed Set - Yamaha

The BOYESEN Power Reed Set for Yamaha fits models such as YZ, WR, and TTR series, providing significant performance improvements. Laboratory flow analysis demonstrates that Boyesen dual-stage reeds outperform standard reeds by allowing greater flow velocity throughout the entire operating pressure range. This results in enhanced throttle response, increased acceleration, and overall engine efficiency. Crafted with precision, these reeds are designed to optimize air intake and improve engine breathing, delivering measurable power gains from startup through top-end speed.

Constructed with high-quality materials, the BOYESEN Part 689 reeds are engineered for durability and reliable performance under demanding riding conditions. Their dual-stage design ensures a smoother airflow transition, reducing turbulence and maximizing engine performance. Ideal for riders seeking to upgrade their Yamaha's intake system, these reeds are a direct replacement that offers immediate benefits. Whether you're racing or trail riding, this set is engineered to deliver consistent, enhanced power across a variety of Yamaha models.

Compatible with Yamaha models such as YZ, WR, TTR, and other off-road bikes, the BOYESEN Power Reed Set is an excellent choice for those looking to improve their vehicle’s power output. Installation is straightforward, making it accessible for both professional mechanics and skilled DIY enthusiasts. Invest in the BOYESEN Part 689 to experience improved airflow, better throttle response, and increased acceleration, all backed by laboratory-tested performance data.

Features:

• Laboratory flow analysis shows superior airflow compared to standard reeds

• Dual-stage design for optimized air intake and engine breathing

• Increases performance from startup to top acceleration

• Constructed with durable, high-quality materials for long-lasting use

• Designed for Yamaha models including YZ, WR, TTR series