Technical Publications

Parts Catalog | 06.16.25

TIO-540-AK1A Illustrated Parts Catalog

PC-TIO-540-AK1A

Parts Catalog | 06.16.25

TIO-360-C1A6D Illustrated Parts Catalog

PC-TIO-360-C1A6D

Parts Catalog | 06.16.25

O-540-FIB5 Illustrated Parts Catalog

PC-O-540-FIB5

Parts Catalog | 06.16.25

IO-390-D Series Engine Illustrated Parts Catalog

PC-IO-390-D Rev 1

Parts Catalog | 06.16.25

IO-390-C Series Engine Illustrated Parts Catalog

PC-IO-390-C Rev 1

Parts Catalog | 06.16.25

AEIO-390-A Series Engine Illustrated Parts Catalog

PC-AEIO-390-A Rev 1

Parts Catalog | 06.16.25

IO-390-A Series Engine Illustrated Parts Catalog

PC-IO-390-A Rev 1

Parts Catalog | 06.16.25

(L)TO-360-E1A6D Illustrated Parts Catalog

Parts Catalog | 06.16.25

AEIO-360-B1F Illustrated Parts Catalog

Lycoming Part Number: PC-AEIO-360-B1F

Service Letters | 06.16.25

Service Letter No. 296

Electronic Ignition System (EIS) Kits discontinued

Service Bulletins | 06.12.25

Service Bulletin No. 630B

Connecting Rod Bushing Inspection After Cylinder Removal

Service Instructions | 05.13.25

Service Instruction No. 1593

Incorrectly marked alternator belts

Service Bulletins | 04.02.25

Service Bulletin No. 656A

Replacement of 6-Cylinder Electronic Ignition System (EIS)

Service Letters | 03.10.25

Service Letter No. L 162 B

Heli-Coil Service Repair Kit

Service Bulletins | 02.21.25

Service Bulletin No. 661

STD-35 Plain Washer Replacement

Service Bulletins | 02.21.25

Service Bulletin No. 659

STD-33 Plain Washer Replacement

Service Bulletins | 02.21.25

Service Bulletin No. 648 C

Wastegate Solenoid Valve Inspection and Cleaning

Installation & Operator Manuals | 02.21.25

IO-540-AG1A5 Series Engine Installation and Operation Manual

Lycoming Part Number: 60297-45

Installation & Operator Manuals | 02.21.25

YO-233-B2A Series Engine Installation and Operation Manual

Lycoming Part Number: 60297-40-B

Installation & Operator Manuals | 02.21.25

IO-540-AF1A5 Operation and Installation Manual

Lycoming Part Number: 60297-33