Overview Reviews Product Description Boyesen RAD34E Rad Valve for Yamaha YZ250 1999 Model Boyesen RAD34E Product Videos Custom Field Product Reviews Write a Review Write a Review × Boyesen Boyesen RAD34E Rad Valve for Yamaha YZ250 1999 Model Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *