BOYESEN PRO-185 BOYESEN REEDS, Boyesen Pro Series Reeds - PRO, PRO-185 Drinks Systems Bike Grip:

Bike Grip:

Yamaha YZ250FX 15-23

ring sticking and exhaust tract (power valve) carbon are virtually eliminated

Compatible with the original fuel pump and tubular engine guards

BOYESEN PRO-185 BOYESEN REEDS, Boyesen Pro Series Reeds - PRO, PRO-185 Drinks Systems Bike Grip:Boyesen Pro Series Reeds PRO185 Get the edge of Boyesens patented dual stage reed design plus the latest in carbon fiber technology Carbon fiber top reed and a durable fiberglass epoxy bottom reed Features the quickest acceleration any reed can offer while maximizing horsepower and torque Quick and precise response to changes in piston speed delivers smooth, dependable throttle response You wont sacrifice reed life as you might with traditional carbon