Vintage BMW Motorcycle Owners

Hi all - I have a problem!

The R66 project is going well but there are no numbers on the case, the barrels or the head. There is sometyhing on the barrels but I don't know what it means. Can anyone help me with identifying the marks on the barrels? Cheers. Mark.

I really appreciate that. I have to start looking for one. They're hard to find.

Mark

Hi everybody. This project is remarkably complete. I'm not missing very many parts and I have 60s and 70s BMWs but not anything early. Hard to find anything on the internet so if anyone has any sources that would be great. The period manual doesn't even show a R66 engine. More pics to come. Thanks. ...

Thanks Chris and R68 - your comments are very helpful and i'll be on the hunt for those.

Thanks for the comments.

Here are some more pics. Ran into my 1st problem. Check out the triple tree lower - is there another model that has the same lower triple tree? Thanks.

Hi - I'm a new member who was lucky enough to acquire a 1938 R66 from a friend. I'll be getting the bike in pieces and will be building it but I'm not knowledgeable in early BMWs. I'm hoping I can ask the group for help in answering my questions. I'll be posting photos as I go so if anyone notices s...