Lycoming Engines service bulletins
- SBLycoming SI 1414Bendix Service Bulletin No. RS77, Rev. 22012-02-27Current
- SBLycoming SI 1543Notification of Approved Tappet P/N 15B262622012-02-23Current
- SBLycoming SI 1457Optional RemoteMounted Oil Filter Kits2012-02-01Current
- SBLycoming SB 601Non-Compliant Oil Fill Tubes P/N 775272011-11-22Current
- SBLycoming SI 1143Counterweight Bushing Inspection, Replacement, and Special Tooling Upgrades2011-11-10Current
- SBLycoming SI 1535Counterweight and Roller Removal, Inspection, and Installation2011-10-31Current
- SBLycoming SL 220Wide Deck Cylinder Configuration on Lycoming Engines2011-08-02Current
- SBLycoming SL 250Lycoming Engines Exchange Engine Core Policy2011-07-29Current
- SBLycoming SB 598V-Band Clamp P/N LW-12125-3 and LW-12093-6 on Turbocharged Engines2011-06-01Current
- SBLycoming SB 595Torque Values for Screws that Attach Ignition Harness Attachment Plate2011-05-06Current
- SBLycoming SB 597Fuel Drain Valve Adapter Assembly P/N LW-138072011-05-04Current
- SBLycoming SB 596Reprint of AVStar Mandatory Service Bulletin AFS-SB6 Revision 22011-04-27Current
- SBLycoming SI 1497Engine Procedures for Flight Training Operations2011-04-12Current
- SBLycoming SI 1484Installation Torque for Fuel Metering Device, Carburetor, Fuel Injector Servo or "AN" Fuel Pump Hold Down Nuts2011-03-29Current
- SBLycoming SI 1442Improved Oil Filter Bypass Valve2011-03-28Current
- SBLycoming SI 1489Fuel Manifold Spring Change2011-03-09Current
- SBLycoming SI 1420Fuel Pump Drive Spline Lubrication2011-02-25Current
- SBLycoming SI 1508Dual Magneto Attachment2011-02-10Current
- SBLycoming SI 1539Fuel Manifold Spring Change2011-02-04Current
- SBLycoming SI 1530Engine Inspection in Particulate-Laden Environments2011-02-04Current
- SBLycoming SI 1534Service Recommendations for Long-Term Storage of Engines That Use Automotive Fuel2011-01-27Current
- SBLycoming SL 248O-235 Crankcase Design Upgrade2011-01-14Current
- SBLycoming SB 594Reprint of Hartzell Engine Technologies LLC Mandatory Service Bulletin 040A2011-01-10Current
- SBLycoming SI 1427Lycoming Reciprocating Engine Break-In and Oil Consumption2010-12-29Current
- SBLycoming SI 1483Valve Leak Check with Engine Cylinder Removed2010-12-21Current
- SBLycoming SL 251Connecting Rod Bolt Marking2010-11-23Current
- SBLycoming SB 398Recommended Corrective Action for Use of Incorrect Fuel2010-11-22Current
- SBLycoming SI 1436Adapter Kit for Magneto Isolation Drive2010-09-29Current
- SBLycoming SI 1192Valve Spring Compressor No. ST-2662010-09-29Current
- SBLycoming SB 592Engine Inspection after Overboost2010-09-29Current
- SBLycoming SB 543Oil Filter Converter Plate Gasket Replacement2010-09-29Current
- SBLycoming SI 1453Procedure to Replace Oil Filter Converter Plate Gasket2010-09-24Current
- SBLycoming SI 1299Magneto Drive Gear and Cushion Modification2010-09-24Current
- SBLycoming SI 1204Exhaust Flange Gaskets2010-08-26Current
- SBLycoming SB 593Intake Valve P/N 17A23942 Inspection for Date Stamp2010-08-24Current
- SBLycoming SB 399Action to Take if Loss of Oil Pressure2010-07-09Current
- SBLycoming SI 1132Magneto Drop-Off2010-06-18Current
- SBLycoming SI 1531Alternator Bracket for Engines Equipped with Kelly Aerospace E-drive Starters2010-06-11Current
- SBLycoming SB 591Reprint of Kelly Mandatory Service Bulletin No. 039A, Turbine Wheel Replacement2010-05-10Current
- SBLycoming SI 1238Assembly and Torque Procedures for V-Band Couplings2010-01-06Current
- SBLycoming SI 1528Aircraft Engine Starter Recommendations2009-12-15Current
- SBLycoming SI 1424Installation Procedure for P/N 15B26066 Hydraulic Tappet/Plunger Assemblies2009-12-15Current
- SBLycoming SI 1246Engine Conversion For Use of 100/130 or 100LL Grade Fuel2009-12-15Current
- SBLycoming SB 590Use of Aircraft Boost Pump with Kelly Aerospace 200F Series Fuel Pumps2009-11-13Current
- SBLycoming SI 1267Piston Pin Plug Usage2009-08-28Current
- SBLycoming SL 240Part Numbers Identified by Lycoming with -70 or -85 Suffix2009-05-27Current
- SBLycoming SI 1492Piston Pin Plug Wear Inspection2009-03-20Current
- SBLycoming SB 585Incorrect Exhaust Valve Rotator Cap Shipped with Cylinder Kits P/N 05K21119, 05K21121, and 05K211222009-03-17Current
- SBLycoming SI 1524Alternator Bracket Kit for 130A Alternators2009-02-23Current
- SBLycoming SI 1409Lycoming Engines P/N LW-16702, Oil Additive2009-02-20Current
- SBLycoming SB 471Lycoming Engines Oil Additive P/N LW-167022009-02-20Current
- SBLycoming SI 1525Reprint of Precision Service Information Letter No. SIL RS-922009-01-16Current
- SBLycoming SI 1522Reprint of Precision Service Information Letter No. SIL RS-62 Revision 22008-11-19Current
- SBLycoming SI 1521Reprint of Precision Service Information Letter No. SIL RS-35 Revision 12008-11-19Current
- SBLycoming SB 581Reprint of Precision Airmotive Mandatory Service Bulletins Nos. PRS-107, Rev. 4 and PEX-1, Rev. 12008-11-19Current
- SBLycoming SB 584Reprint of Mandatory Unison Service Bulletin No. SB3-08A2008-10-17Current
- SBLycoming SB 582Reprint of Precision Airmotive Mandatory Service Bulletin No. MSA-132008-10-10Current
- SBLycoming SI 1275Cleaning Fuel Injector Nozzles2008-09-23Current
- SBLycoming SI 1519Reprint of Precision Service Information Letter No. SIL RS-87 Revision 12008-09-19Current
- SBLycoming SB 577Reprint of Sky-Tec Service Bulletin No. 07-01, Rev. D2008-09-19Current
- SBLycoming SI 1520Reprint of Precision Service Information Letter No. SIL RS-882008-08-22Current
- SBLycoming SB 564Inspection of Suction Screen Length2008-08-22Current
- SBLycoming SB 583Reprint of Mandatory Unison Service Bulletin No. SB2-082008-07-21Current
- SBLycoming SB 446The Use of Lycoming LW-16702 Oil Additive2008-07-18Current
- SBLycoming SI 1257Horsepower, Manifold Pressure and RPM Values2008-05-16Current
- SBLycoming SI 1518Reprint of Precision Service Information Letter No. SIL RS-842008-03-14Current
- SBLycoming SB 580Reprint of Kelly Aerospace Service Bulletin No. 0292008-02-15Current
- SBLycoming SB 579Clearance Between Oil Sump Assembly and Oil Sump Baffle2007-11-16Current
- SBLycoming SL 245Special Service Publication No. SSP-567, "Camshaft Regrinding"2007-11-02Current
- SBLycoming SI 1148Use of Carburetor Heat Control2007-10-12Current
- SBLycoming SB 578Incorrect Cylinder Assemblies Shipped with Cylinder Kits2007-09-21Current
- SBLycoming SB 576Reprint of Teledyne Continental Ignition Systems Service Bulletin No. SB633A2007-09-21Current
- SBLycoming SB 574Cylinder Stud Hole Cross-Threaded2007-07-20Current
- SBLycoming SL 221Warranty Repair of Precision Airmotive Corporation Fuel Control Products2007-06-15Current
- SBLycoming SI 1343Set Screw for Propeller Governor Idler Shaft2007-06-15Current
- SBLycoming SB 573Pressurized Magneto Pressure Tests2007-02-23Current
- SBLycoming SI 1308Pressurized Magneto Pressure Test2007-02-02Current
- SBLycoming SB 572Missing Oil Passage Hole at Idler Shaft Location2006-10-30Current
- SBLycoming SI 1517Timing Change for TIO-540-AK1A Series Engines2006-10-27Current
- SBLycoming SB 544Bearing Replacement Part Identitfication2006-10-06Current
- SBLycoming SI 1340Piston Pin Identification2006-05-25Current
- SBLycoming SI 1105Periodic Inspection of Generator/Alternator Mounting Brackets2006-05-05Current
- SBLycoming SB 571Reprint of Sky-Tec Service Bulletin No. 2006-0-3-12006-05-05Current
- SBLycoming SB 569Crankshaft Retirement for Certain Lycoming Engines2006-04-11Current
- SBLycoming SL 244Revision to Appendix 1 in Service Bulletin No. 5692006-03-27Current
- SBLycoming SL 173Slick Aircraft Products Service Bulletin No. SB2-80C2006-03-10Current
- SBLycoming SI 1438Propeller Governor Pad Plate P/N LW-123472005-12-09Current
- SBLycoming SB 548Diaphragm-Type Fuel Pump Inspection/Replacement2005-08-31Current
- SBLycoming SB 566Crankshaft Replacement in Lycoming Engines2005-07-11Current
- SBLycoming SI 1511Inspection of "PID" Stamped Crankshafts2005-05-26Current
- SBLycoming SI 1164Oil Pump Application2005-04-12Current
- SBLycoming SB 565Diaphragm-Type Fuel Pump Inspection/Replacement2005-02-21Current
- SBLycoming SL 242Improved Lower Idle Valve in Fuel Injectors2005-01-06Current
- SBLycoming SB 530Application of Protective Coating on Crankshaft2004-11-22Current
- SBLycoming SB 388Procedure to Determine Exhaust Valve and Guide Condition2004-11-22Current
- SBLycoming SI 1513Reprint of Lamar Service Information Letter No. LSI-0092004-09-23Current
- SBLycoming SI 1512Main and Connecting Rod Bearing Upgrade2004-09-23Current
- SBLycoming SB 561Connecting Rod Bearing Replacement on TIO-540-U2A, -V2AD, and -W2A Engines2004-08-06Current
- SBLycoming SI 1510Adapter Kit for Magneto Isolation Drive2004-04-22Current
- SBLycoming SB 559Reprint of Kelly Aerospace Power Systems Service Bulletin No. A-112, Rev. A2004-03-23Current
