BOYESEN MOTORCYCLE POWER REED (699) BETA 250 RR RACING Translucent color for accuracy and

Translucent color for accuracy and safety

0" Main Case Length

Stroke: 54mm

Mounting Method/Type: Mounts Between Carburetor And Intake

1 Piston Kit & Top End Gasket

BOYESEN MOTORCYCLE POWER REED (699) BETA 250 RR RACING Translucent color for accuracy andBOYESEN MOTORCYCLE POWER REED Boyesens patented dual stage design incorporates a specially shaped top reed and a ported bottom reed. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs. The stiffer, bottom reed is ported to provide maximum flow and horsepower at higher RPMs. More valves equals more power More Air Flow. The dual stage design allows you to replace your stock reed stop with a Rev Plate