Yamaha - Reed valve asy - 6H3-13610-00-00Yamaha Reed Valve Assembly Intake System Component 6H3 13610 00 00 Overview Reed valves are one of those parts you dont notice until the engine starts losing its edge. When they wear out or dont seal right, youll feel it in throttle response and overall performance. Ive replaced sets like this on older motors and the difference is night and daycleaner acceleration and smoother running. Its a small component that plays a big role in how your engine