Yamaha - Body, throttle 2 - 68V-13752-01-00Yamaha Throttle Body 2 Intake System Component 68V 13752 01 00 Overview The throttle body is a key part of your Yamaha outboards intake system, controlling how much air enters the engine during operation. This component helps regulate engine speed and performance by adjusting airflow based on throttle input. If the throttle body becomes worn, dirty, or damaged, it can lead to rough idle, poor acceleration, or inconsistent performance. Replacing it