Thousands of hours in S3D, and then numerous of hours to make it printable; now for print. The first version is complete, no easy task for the SLA.
(The engine consists of a single, substantial print.)
Parts to print 1:26
In the second version, the frame will be printed in one part instead of two, as it is difficult to make the connection disappear. But this will take 20 hours and will be much more fail-prone.
(OT, my sweet sixteen-year-old assistant got her wings, and I can’t even begin to describe how much I miss her.)