BOYESEN PRO-48 BOYESEN REEDS, Boyesen Pro Series Reeds - PRO Red Bull SPECT - Strive Spares Yamaha - FZR400RR - 1991

Yamaha - FZR400RR - 1991

400MM Length

Throttle tube with bearing

Spring tension around 15% higher than standard to help reduce clutch slippage

BOYESEN PRO-48 BOYESEN REEDS, Boyesen Pro Series Reeds - PRO Red Bull SPECT - Strive Spares Yamaha - FZR400RR - 1991Boyesen Pro Series Reeds PRO48 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