COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes AD/BEECH 55/74 Engine Mounts 11/91 Applicability: Models 95-C55, 95-C55A, D55, D55A, E55, and E55A with serial numbers TC350, and TE-1 through TE-1201. Models 58 and 58A with serial numbers TH-1 through TH-1610. Requirement: Action in accordance with the Technical Requirements of FAA AD 91-15-20 Amdt 39-7084. Note: Beech SB 2362 Revision 1 refers. Compliance: As specified in the Requirement Document with a revised effective date of 14 November 1991, for Australian registered aircraft. Background: The FAA has received reports of cracked engine mounts on the affected aircraft. This Directive requires periodic inspections for cracks in the engine mounts.