- strange forum, can't edit screw-ups
There's one on eBay for $299

, about what I paid for my whole OC3 30 years ago.
This place makes modified Denso starters for lots of antique things (even V8-60s)
http://www.autoelec.com/index.html (http://www.autoelec.com/index.html)
There are a few other places that have posted replys on the YT Oliver site saying they have starters.