BOYESEN REEDS 640R YZ250 78-82, BR001640

Boyesen Power Reeds – 640

 

Improves throttle response and fuel economy, enhances acceleration and top-end speed

Revolutionary dual-stage reeds outperform and outlast any stock reed

 

Yamaha

IT250 1977 – 1983

IT400 1979

IT425 1980

IT465 1981 – 1982

IT490 1983 – 1984

YZ250 1978 – 1989

YZ250WR 1989

YZ400 1979

YZ465 1980 – 1981

YZ490 1982 – 1983

 

Part No. 05-640 (oro2u.com)