Maximize the performance of your 1988-1992 Yamaha YZ125 with the Boyesen Power Reed Set. Designed with advanced dual-stage reed technology, it delivers faster reed action and increased airflow for smoother power transfer and improved acceleration. From corner exits to top-end runs, this upgrade helps your YZ125 perform at its best across the entire powerband.
Features:
- Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds
- They permit greater flow velocity over the entire range of operating pressures
- Difference in stiffness between the top reed and the bottom reed allow the reeds to respond quickly and accurately to changes in engine pressure
- Allows you to replace your stock reed stop with a Rev-Plate which permits the reeds to open freely and function efficiently
- Increased performance from start-up to top acceleration
