Big delay but it seems successful!
Just 1 washer, didn't measure but must be around 1.6mm.
Idle seems good and top speed is around 3660 which seems like a nice speed for it.
Pictures attached!

Attachments
20210611_174428.jpg (339.02 KB, 49 downloads)
20210611_174442.jpg (297.3 KB, 48 downloads)
20210611_174454.jpg (236.57 KB, 48 downloads)
20210611_174507.jpg (86.33 KB, 49 downloads)