The RJX series used Honeywell AS977 turbofans for greater efficiency (15% less fuel burn, 17% increased range), quieter performance, and 20% lower maintenance costs.
The RJX koristiti Honeywell AS977 turbofen motore s većom učinkovitost (15% manja potrošnja goriva, 17% povećan dolet), manjom bukom i 20% manjim troškovima održavanja.