Boyesen Rad Valve Yamaha Yz250 -95 Armega Mirror Lens 6 and 8 mm threads

6 and 8 mm threads on puller studs to fit various engine case sizes

Remove all nuts and old sprocket

HUSABERG FX 450 2010-2012

Designed for cleaning the crud from under your fenders or frame

Boyesen Rad Valve Yamaha Yz250 -95 Armega Mirror Lens 6 and 8 mm threadsThe 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