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final rule

Airworthiness Directives; CHAMPION SPARK PLUG COMPANY: Applies to Part Numbers CH48108 and CH48109 Oil Filters

Unsafe Condition: Possible oil filter malfunction resulting from internal bypass valve failure

Effective: May 12, 1978 Category: appliance Compliance: before further flight

Why matched: Airworthiness Directives; CHAMPION SPARK PLUG COMPANY: Applies to Part Numbers CH48108 and CH48109 Oil Filters