US firm Mammoth Freighters has joined the list of companies aiming to offer cargo conversions to Boeing 777s, with a portfolio spanning the -200LR and -300ER long-range models.
The company intends to begin modifying an initial 777-200LR – converting it to a -200LRMF – in the second quarter of next year.
Mammoth is awaiting US FAA approval for the supplemental type certificate in the second half of 2023.
“The design and engineering of the 777-200LRMF program is well advanced with tooling and parts already being manufactured,” he says.
Mammoth has already procured a raw material of 10,777-200LR from Delta Air Lines. The -200LR was developed as a passenger aircraft, but the airframe also serves as a platform for Boeing’s new 777F.
The first flight tests were done with a 777-200LR before the modification, explains Mammoth.
He estimates that the -200LRMF will have a payload capacity of 105 t and puts the -300ERMF at just under 100 t.
The Florida-based company says it is backed by private equity funds associated with Fortress Investment Group.
Mammoth says it is “bringing to market a flexible business model” that will give freight operators and asset owners “new dynamic options”, allowing them to offer their own aircraft for conversion or to lease freighters. converted.
The -200LR and -300ER are both powered by General Electric GE90 engines and Mammoth co-chief Bill Tarpley said these planes are “known for their superior operating profitability” compared to older Boeing 747s. 400 and MD-11.
Tarpley previously worked with Boeing as a program manager for 767, DC-10 and MD-10 conversions.
He says both variants of the 777 “have a bright future” in supporting demand for air freight, adding that the company will be able to supply express and e-commerce operators, as well as general freight, with jets. specially designed “very affordable”.
Mammoth was founded at the end of 2020 with the specific aim of offering 777 freight conversions.
Israel Aircraft Industries has previously partnered with lessor GECAS to offer passenger-cargo modifications to the 777-300ER, while U.S. operator Eastern Airlines recently revealed that it plans to offer conversions for the old -200ER.