Boyesen Rad Valve Yamaha Yz85 02-21 Tyre Tools FC 350 14-23

FC 350 14-23

Your original reeds can't possibly duplicate that performance

Extra mounting plates available

Closed cell ventilated panels and laser cut ventilation holes

Boyesen Rad Valve Yamaha Yz85 02-21 Tyre Tools FC 350 14-23The 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