9 | Exhaust Spring (Silencer to Muffler - Top) Rims integrated to accept the starter

integrated to accept the starter gear and bendix assembly

this ensures proper fitment of the engine on the chassis for best clearance of the drive train for the engine drive sprocket

This rotor is 200mm in outer diameter

To install

9 | Exhaust Spring (Silencer to Muffler - Top) Rims integrated to accept the starterTension Spring for Rotax Max Evo Kart Engines. This tension spring holds the silencer in place atop the main exhaust muffler on Rotax Evo Kart Engines, in the junior and senior categories. Each spring is tensioned to properly secure the standard silencer. This spring can also be used for other applications outside of Rotax. (2) springs are typically required to secure the silencer correctly.