Boyesen RAD-01A Rad Valve

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: 1988-1991 Honda CR125.

• 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