Moto Tassinari is at the top reed valve industry, with two stoke technology still very much in contention in the personal watercraft industry it is no question that Moto Tassinari is the reed valve of choice. The entire Macc Racing Factory Team is using the V Force 3 Reed Valve system. Now Macc Racing is bringing that same great performance option to you! The VForce reed valve system is meticulously tested on the dyno and in real world racing circumstances to guarantee both maximum performance and durability are achieved before it hits the shelves at Macc Racing.