---
schema_version: "secwatch.filing_event.v1"
accession: "0001018164-26-000012"
form_type: "8-K"
ticker: "WLFC"
cik: "0001018164"
company_name: "WILLIS LEASE FINANCE CORP"
filed_at: "2026-02-09T23:59:59+00:00"
generated_at: "2026-05-16T03:47:55.005950+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# WLFC partners with CFM to extend CFM56 engine life via core restoration program

## Summary
- First commercial engine lessor to collaborate with OEM CFM on extending CFM56-5B/7B life.
- Program restores core components instead of full disassembly, keeping engines in service longer.
- Initial group of engines inducted; WLFC plans to grow the program across additional assets.
- Shop visits will be performed in WLFC's own shops and others, offering quality at reasonable price.
- WLFC will benefit from OEM materials to service CFM56 engines under the agreement.

## SEC filing metadata
- accession: 0001018164-26-000012
- form_type: 8-K
- ticker: WLFC
- cik: 0001018164
- company_name: WILLIS LEASE FINANCE CORP
- filed_at: 2026-02-09T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1018164/000101816426000012/0001018164-26-000012-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1018164/000101816426000012/wlfc-20260209.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001018164-26-000012
- JSON: https://secwatch.observer/filing/0001018164-26-000012.json
- Plain text: https://secwatch.observer/filing/0001018164-26-000012.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.