Radial Engine Main Rod

Referring to a draft of different cross sectional views. Note: the draft was available online

A 3D design of a radial engine shaft is designed using CATIA 3D experience:

The following post will walk us through designing the main rod of a radial engine. The final result is shown first through the image followed by a short video recording:  

Here are the detailed steps:

A plane offset of 14mm has been used to design the first half of the shape. After being padded with 7mm, a mirror has been used with respect to the main referred plane: