I went back to each assembly and pieced it back together to eliminate each individually based upon your feedback,
I started with the bearings and I was able to reassemble after a couple of tries. Thank you for the input.

Hi, and thank you for adding me. I disassembled an engine during the pandemic and managed to find a replacement for some broken gears on the 125. This was the reason for disassembly on the engine which did not turn and was spitting out the gears. Long story short to the reassembly. The case has abou...