Developed with Factory Yamaha, Pro Circuit, Factory Kawasaki of Europe, Factory KTM and top pros like Jeremy McGrath, Sebastian Tortelli and many others Specially designed reed cage now comes with carbon fiber Pro Series reeds Maintains flow velocity through the valve and redirects intake charge for even distribution to intake ports Pull a gear higher on uphills; instant acceleration makes passing effortless Made of one-piece aluminum casting and bolts in easily; no modifications necessary NOTE: Rad Valve is stamped with PART #. Specificatii produs COD PRODUCATOR RAD-33 GREUTATE 0.4410 Kg IMPACHETARE Bucata MATERIAL Carbon Fiber/Composite Reeds | Cast Aluminum Cage MODEL RAD-33 STIL Dual Stage TIP Rad Valve YAMAHA YZ 125 4DB ALL 1992 YAMAHA YZ 125 3XJ ALL 1991 YAMAHA YZ 125 3SR ALL 1990 YAMAHA YZ 125 3JD ALL 1989