Diamond Announces Plans for Terminating Actions for Austro Piston MSBs

21-March-2025

Diamond After-Sales announced its plans and timeline to work with owners and Diamond Authorized Service Centers to replace the pistons in Austro engines affected by MSB-E4-039 and MSB-E4-043. These are expected to be closing actions for the MSBs and related ADs.

The new piston kits will be shipped in mid-May 2025, and the new MSB revisions are planned for early June 2025.

See the attached announcement (PDF) for additional details.

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