Moto Tassinari has long been The Leader in Reed Valve Technology and that continues in 2005. No other reed valve manufacturer has direct access to all the Factory Race Teams like Moto Tassinari. Our ongoing relationship with the top names and top teams in motorcycle and snowmobile racing around the world result in thorough testing and product development. The VForce reed valve system is thoroughly tested on the dyno and in real world racing conditions to ensure both maximum performance and durability are acheived before it hits the shelves at your local dealer.