I did it too!
There was a young man at the Tomahawk meet who had an Elgin 12 on display….fitted with a 3D printed starter pinion. It looked mighty nice and it will be interesting to see if it holds up. His name was Ryan and if you see this Ryan….feel free to let us know how to contact you. You can use the Private Message function here so your contact information would not be in a public forum.