These come with a number of upgrades including more efficient CFM International LEAP-1B engines and distinctive split-tip winglets. The MAX 8 replaced the Boeing 737-800 while the MAX 9 replaced ...

Aviation Partners, a Seattle, Washington company, has a new design it calls a "blended" winglet. The Boeing Business Jet (opposite, top), a derivative of the Boeing 737, has a set of the firm's ...