BOYESEN
BOYESEN M/C REED YZ125 04 PART# 6119
- Boyesen rsquo s revolutionary dual-stage reed design delivers more usable power than stock nbsp Your original one-stage reed
- Boyesen rsquo s one soft reed on top of one firm flow-through reed gives you a wide range of intake control
- Increased intake velocity
- Dual stage reeds
- Minor change gives major H.P. improvements
- Faster opening and closing
- Greater low pressure (Low-throttle) response
- Greater velocity and flow area
- Longer overall life
- No engine damage if broken
- Carbon pro has new carbon fiber reed for quicker response
