Boyesen Rad Valve Honda Cr500 90-01 tear off alternative JT Sprockets is the world's

JT Sprockets is the world's leading manufacturer of aftermarket sprockets

· Yamaha WR250R / WR250X 2010

· Honda XR250R / XR400R 1998

put this aside as it’s not required on the KTM

Boyesen Rad Valve Honda Cr500 90-01 tear off alternative JT Sprockets is the world'sThe Boyesen Rad Valve features a sophisticated array of performance attributes designed to provide peak horsepower gains, durability, and model specific performance for each make model year machine. Each Boyesen RAD Valve is unique tailor made to that model, year and displacement. With the new RC2 Rad Valve System, Boyesen engineers have created a lineage of aerodynamic intake technology by refining the primary performance factors required to increase