K4 CASE STUDY
Six J612 units: engines, completion scope and transaction risk
6 × J612 · 6.3 kV plant · All engines borescoped
PRE-COMMISSIONING AUDITSHORT CASE3 × J320: desk rejection before paid inspection
3 × J320 · 1996 manufacture · Desk screening
STOP BEFORE TRAVELK4 CASE STUDYThree J320 engines, 303 reporting dates: what actually stopped them
3 × J320 · 20,985 engine-hours · 2025–2026
OPERATING DATAK4 CASE STUDYUsed J320: 15,000 displayed hours ≠ 15,000 lifetime hours
J320 · Europe · 2024
BUY WITH CONDITIONSK4 CASE STUDYJ320 D25 in the specification, D21 on the nameplate
10 × J320 · China · 2024
BUY WITH CONDITIONSK4 CASE STUDYJ320 corrosion: the broken handover and preservation chain
J320 · Latvia · 2025
PROCESS LESSON