|
|
|
|  
Join the E-Club
SITE LAST UPDATED
05/16/2008 
| |
|
|
|
|
|
|
|
|
|
|
|
| |
FOR YAMAHA- Boyesen’s hot RAD valves ratchet up your torque
- Specially-designed reed cage holds Boyesen’s patented dual-stage reeds
- Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports
- Provide quicker, sharper throttle response and more horsepower throughout rpm range
- One-piece cast aluminum bolts in easily
- Order one set per cylinder
|
|
|
|
|
|
|
|
|