Guggenheim Aviation Partners Selects PW4000-100 to Power Four A330 Freighters

Released on Friday, June 22, 2007

PARIS AIR SHOW, France, June 22, 2007 � Guggenheim Aviation Partners, LLC, as manager of Guggenheim Aviation Investment Fund II, L.P., has ordered PW4000-100" engines valued at up to US$160 million to power up to four new A330 freighter aircraft. Engine deliveries are scheduled to begin in 2010. Pratt & Whitney is a division of United Technologies Corp. (NYSE:UTX).

"Having previously purchased Pratt & Whitney-powered B747-400, 767 and MD11 aircraft, we are delighted to now include the PW4170 on our new A330-200 Freighter aircraft," said Paul Newrick, managing director, Guggenheim Aviation Partners, LLC. "We are excited to bring the improved economics of the Advantage70 technology upgrade to our airline lease customers."

"Guggenheim Aviation Partners joins a growing list of PW4000-100" customers and we are proud to power their new aircraft," said Todd Kallman, president of Pratt & Whitney Commercial Engines. "With the additional thrust and improved fuel efficiency offered by the Advantage70 technology upgrade, the PW4000 is especially well suited for the A330 freighter."