Moto Tassinari VForce4 Reed Valve System KTM 250 SX/250 EXC/300 EXC/300 Mxc

• The VForce4 is built upon the solid foundation that has made the VForce3 such a success over previous years
• The only thing Moto Tassinari didn't change is the bolt pattern
• All the components that go into making a VForce reed valve system have been significantly changed since the VForce3 for more power, better throttle response and a better ride

Not sure it fits your bike? Send us your make, model and year before you order and we'll check.