9 | Exhaust Spring (Silencer to Muffler - Top) Rims Standard (3/58): This standard pattern

Standard (3/58): This standard pattern fits all makes and models of standard european karts

To install

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

particularly spindle eccentrics

9 | Exhaust Spring (Silencer to Muffler - Top) Rims Standard (3/58): This standard patternTension 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.