Found this on the motor bicycle forum and thought i need to show everyone here. It even gives dimensions for making a vintage engine!! This book dates from 1907 so the copyright is expired according to google and is free to download on to you adobe reader programe if you want to print it.
http://books.google.com/books?id=hm9MAA ... &q&f=false
http://books.google.com/books?id=hm9MAA ... &q&f=false