The R750 ion jet engine, an ion engine created by Koensayr Manufacturing, powered the BTA-NR2 Y-wing starfighter.
- LEGO Star Wars: Episode IX The Rise of Skywalker (Set: 75249 Resistance Y-Wing Starfighter) (The first image)
- Rebel Starfighters Owners' Workshop Manual (The first mention)
- Star Wars: The Rise of Skywalker: The Visual Dictionary
- LEGO Star Wars Microfighters (Set: 75263 Resistance Y-wing Microfighter)
- Star Wars Complete Vehicles, New Edition
- " Republic, Rebel, and Resistance Starfighters " — Star Wars Encyclopedia