The finishing touch is a bold gold Cloisonn showing the Harley-Davidson Bar and Shield. (Available only on 110th Anniversary Edition models) Twin Cam 103 Engine Heritage The knowledge of what makes an engine truly move a rider runs deep at The Motor Company, and it was put to good use when we created the Twin Cam 103 engine. We painstakingly perfected every cubic inch, pushing design and technology forward all without compromising