Bristol Siddeley Gamma 301 engine from Black Knight rocket.
Bristol Siddeley 605 rocket engine - exploded view of Kerosene and HTP turbo pump assembly.
de Havilland Double Spectre HTP rocket engine - used in test versions of the Blue Steel missile.
Larch HTP/Kerosene Rocket Engine
Aerojet AR2-3 - HTP / Kerosene rocket engine - intended for use on the original X37 spaceplane
Side elevation of the Bristol Siddeley Stentor rocket engine
A GEnx engine being prepped for testing at GE Aviation in Peebles, OH. The large spherical structure is a Turbulence Control Structure (TCS), which helps enhance airflow during testing to maintain consistency in test results.