porsche k.-g., dr. ing.h.c.f. Airworthiness Directives

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99-04-15

final rule

Airworthiness Directives; Dr.Ing.h.c.F. Porsche Aktiengesellschaft (Porsche) 3200N01, N02, and N03 Reciprocating Engines

Unsafe Condition: Fatigue cracking of valve springs due to relative motion between valve spring and valve spring retainer, leading to eventual spring failure and potential in-flight engine shutdown.

Effective: Apr 12, 1999 Category: engine Compliance: Prior to further flight for engines with 500 or more hours TIS since new or last overhaul as of t...

Why matched: Airworthiness Directives; Dr.Ing.h.c.F. Porsche Aktiengesellschaft (Porsche) 3200N01, N02, and N03 Reciprocating Engines

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