F1 tech for Pro Circuit KXF valves

Pro Circuit makes the planet’s fastest KXF250s, and is already making tuning bits for the all-new 2017 KXF250. Their Titanium Exhaust Valves and Titanium Intake Valves are two new products that will help extend the life the engine while boosting performance. The Pro Circuit titanium valves are designed using our extensive racing experience and manufactured to exact specifications