Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- Engine makers emphasizing durability, reliability June 4, 2025
- Boeing CEO: Lessons learned are key to certification of 737-7/10 and 777X June 2, 2025
- Digital twin is a key to JetZero’s hopes for Blended Wing Body entry June 2, 2025
- Bjorn’s Corner: Air Transport’s route to 2050. Part 24. May 30, 2025
- Does an A220-500 need a new wing and engines? Part 3. May 29, 2025
Farnborough: CFM, PW engage in hand-to-hand combat
We’re all used to Airbus and Boeing engaging in hand-to-hand combat. The war has now spilled over to CFM and Pratt & Whitney and the LEAP engine vs the GTF. There have always been some sharp words. But… Read More
787 fuel burn, GEnx and how it relates to LEAP-1B
787 fuel burn: Aviation Week has this story about the early fuel burn results for the Boeing 787 beating expectations (which admittedly were tamped down because of the program difficulties). Some of this has been reported before. What… Read More
AirInsight has exclusive detail about MRJ delay
Mitsubishi last month announced a delay of more than one year for the MRJ, but was rather vague about the reason. AirInsight has the detail, following an interview at the Pratt & Whitney media day attended by officials… Read More
Odds and Ends: Boeing revises MAX winglet, adding 1.5% to efficiency
Update, 2:15 PM PDT: Airbus issued this response to the Boeing development: “This kind of split-tip device was among the options we studied for the A320 Family, and we decided instead to advance with our Sharklet design as… Read More
Odds and Ends: A320ceo production to end in 2018–PW; responds to 777X RFI
A320 Current Engine Option: The Airbus A320ceo production will end in 2018, according to David Hess, the president of Pratt & Whitney. Hess made the remarks today at the annual PW media day. Hess said PW anticipates delivering… Read More
Odds and Ends: ‘We’re happy with LEAP, confident it will meet target’
During the Boeing 1Q2012 earnings call, CEO Jim McNerney had this to say about the story that won’t die (that Boeing continues to look at the PW Geared Turbo Fan for the 737 MAX): The gear turbo fan,… Read More
Another story that won’t die
We’ve recently tagged a few items “a story that won’t die.” Here is another one, the continuing analysis of the Pratt & Whitney GTF for the Boeing 737 MAX. Although Boeing’s Lauren Penning told The Puget Sound Business… Read More