The General Electric J85 is a small single-shaft turbojet engine. Military versions produce up to 3,500 lb f (16 kN) of thrust dry; afterburning variants can reach up to 5,000 lb f (22 kN).

Jun 1, 2020 · No engine in jet propulsion is quite like GE’s tiny J85 turbojet. Originally designed in 1954, the J85 is expected to power U.S. military aircraft until at least 2040.

The GE J85-13 is a single-spool turbojet engine with an eight-stage axial-flow compressor and a two-stage turbine. Its efficient compressor discharges air that bypasses the combustion zone and is used …

Apr 23, 2026 · Kratos and the U.S. Army have pushed the MQM-178 Firejet into a more capable class with a J85-powered variant that delivers greater speed, range, endurance, and climb performance at …

May 1, 2026 · The J85 is a small, lightweight turbojet engine that GE first developed in the late 1950s, and its longevity in U.S. military service is one of the more remarkable stories in American aviation …

Feb 27, 2026 · The J85 engine has been in service for decades, originally developed by General Electric in the 1950s. It powers the T-38, the primary jet trainer for US Air Force pilots, and several other …

The General Electric J85 is a small single-shaft turbojet engine. Military versions produce up to 2,950 lbf (13.1 kN) of thrust dry, afterburning variants can reach up to 5,000 lbf (22 kN).

Feb 28, 2026 · The J85 is a single-shaft axial-flow turbojet engine with an 8-stage compressor section and 2-stage turbine. The J85-GE-5 is rated at 2,680 pounds of thrust (11.921 kilonewtons), and …

The General Electric J85 is a small single-shaft turbojet engine developed by General Electric Company in the 1950s, initially designed to produce 2,950 pounds-force (13.1 kN) of non-afterburning thrust for …

Feb 24, 2026 · The J85 programme is one of the longest-running military engine programmes in operation. Since production began in 1959, more than 13,000 J85 engines have been manufactured, …