Boyesen RAD-03A Rad Valve, Black

Patented, one-piece, cast aluminum reed block system that delivers guaranteed bolt on performance. Carb boot, carb boot clamp and gasket provided. This item fits the following applications: 1990-2001 Honda CR500R.

The rad valve's seamless, one-piece, precision casting and continuous aero form surfaces ensure maximum flow velocities and instant, explosive movement of air particles the moment you turn the throttle

Integrated seamless inner chamber are 4-way aerodynamic directional dividers that distribute the angled charge evenly without flow loss

Each Boyesen rad valve is unique, tailor made to that model, year and displacement

1-piece aluminum casting; no manifolds to trim or plastic pieces to insert

Boyesen Pro Series rad reeds included