6 | Exhaust Port Template - Junior Auto Helmet These hubs are made from

These hubs are made from quality Aluminum and Magnesium mill stock

Make sure to check the spec on this emulsion tube from time to time to ensure compliance

and available in a variety of sizes

this sticker has pre-made cut-outs for the main display

Multiple milled grooves allow for inclusion of longer length bolts to allow for steering wheel shims and longer allen bolts and nut assemblies

6 | Exhaust Port Template - Junior Auto Helmet These hubs are made fromExhaust Port Template, for Rotax Junior Max Evo Kart Engines. This template is ideal for scrutineering or technical inspecting teams, and ensures that the port timing and height within the cylinder is within specs for the Junior Max engine.