Insert a Contact Joint

Next, you add a joint between the cam and the valve.

1. Click Insert Joint.
2. Select 2D Contact from the drop-down menu.
3. Select the sketch loop on the cam lobe, as shown.
   
4. Select the sketch loop on the top of the valve stem, as shown.
   
   Note: Make sure that you select the sketch and not surrounding geometry. You may need to zoom in or use Select Other to select the loop.
5. Click OK.

   The contact joint is created and added to the newly added Contact Joints group in the browser.

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