Engines & programs
2 x Pratt & Whitney Canada JT15D-5A turbofans, 2,900 lbf takeoff thrust each (sea level, standard day)
- Phases 1-4 (each, 300 hr/24 mo)
- Phase 5 (1,200 hr/36 mo)
- JT15D-5A hot section (~1,750 hr) and overhaul (3,500 hr)
JT15D-5A: 3,500 hr overhaul with 1,750 hr hot section (a 3,600 hr figure also appears). Overhaul quoted at roughly $250k-$575k per engine (vendor blog, undated).