If you are interested in boats, the boat industry, and related topics, this site is perfect for you. Rbbi.com, that stands fro Recreational Boat Building Industry, is a site entirely devoted to boats. Here you can find information and resources about power boats, boatbuilding, boat manufacturing, marine design, marine technology, and boat shows, among others. All the latest news from the boat industry are posted here along with all the latest upcoming events. Also, you can find the latest news from the top brands and manufacturers as well as links to related sites. In addition to this, here you can find a service manual bookstore with a great variety of service manuals and antique motor manuals from some of the most popular manufacturers. The site also features a boat propeller calculator, in which you can calculate the necessary propeller by submitting engine rpm, gear ratio, propeller pitch, and propeller speed.