File:MPTA main engines.jpg

500×400×8 (80844 bytes) [[MPTA-098]] detail showing three [[Space Shuttle Main Engines]] installed on the Space Shuttle Main Propulsion Test Article. Original

External Tank - GPN-2000-000051.jpg English: The first Space Shuttle External Tank (ET), the Main Propulsion Test Article (MPTA), rolls off the assembly line

Main Propulsion Test Article (MPTA). The ET provides liquid hydrogen and liquid oxygen to the Shuttle's three main engines during the first 8.5 minutes

4-metre Point Valiant is powered by twin 2,038bhp Mitsubishi S16R-MPTA main engines and has a bollard pull of 45 tonnes. The second of two identical Z-drive