1 toService Bulletin No. Flight, Shroud Tubes w/Helical Spring Retention, Cylinder Modification, Shroud Tubes, Correct Installation for Up-Exhaust Engines, Simmonds Fuel Injection System No. CSB641, " of Fuel Diaphragm S.B. Supplement No. 1 to S.B. #80-04-04), Crankshaft Flange Inspection for Aerobatic Engines (A.D. RS-69, " Integrity Inspection of Positive Clearance, Crankshaft Counterweight Bushings, Replacement, Crankshaft Counterweight Lobes, Punch Marks, Crankshaft Flange Bolt Replacement(AD. ASM-11, " Bench Test Solid State with, Installed in Aircraft Used for Aerobatic Maneuvers, Lightning, Recommendations for Aircraft Struck by, Lightweight Starter Installation Instructions, Lightweight Starter P/N 31B21064 (24V) and P/N 31A21198 (12V), 606, " D2000/D2200 Magnetos Using Green (A.D. #91-08-07), Vent, Fuel Pump, Restriction (AD. This AD schedule is applicable to Lycoming O-540 series engines manufactured under FAA Type Certificate Number E-295. This list is not maintained, only Lycoming should be referred to for the latest information. V-1164, " Periodic Inspection & #72-06-05), Throttle Body Screw, Carburetor, Inspection, Throttle Shaft, Carburetor, Modification to Prevent Leakage, Thru-Stud Locations, Installation of P/N 75302 Dowel, P/N 75302-P10 SB3-08A, Alternate Crankcase Parting Surface Sealants, Reprint of Precision Airmotive Mandatory Service Bulletin No. 549, " Locating Shoulder for Carbon Brush RSA-1ODB2 & RSA-1OED1 " (Refer to Supplement No. 1, " Air Bleed Nozzle, AA91, Hoses, Fuel and Oil, Silicone Coated, Service Replacement, Housing Assy., Induction, Tightening Procedure, Housings, Accessory, and Covers, Salvage of, Housings, Stainless Steel, TE0659 Turbochargers with, Hydraulic Lifter Assy., Plunger Assys., Tappet Bodies: Table of ", Bendix Fuel Injector Bulletin No. 1409A), Adjustment Consideration for Returned and/or Run-Out Engines, Aerobatic Engine Crankshaft Flange Inspection (A.D. #84-13-05), Aerobatic Engine Lubricating Requirements, Aerobatic Maneuvers, Engines Installed in Aircraft Used for, All 320, SB633A, Incorrect Cylinder Assemblies Shipped with Cylinder Kits, Set Screw for Propeller Governor Idler Shaft, Warranty Repair of Precision Airmotive Corporation Fuel Control Products, Pressurized Magneto Pressure Tests Supplement 1, Missing Oil Passage Hole at Idler Shaft Location, Timing Change for TIO-540-AK1A Series Engines, Reprint of Sky-Tec Service Bulletin No. RS-57, Rev. PRS-101 (Refer to Supplement No. Screw ", Magneto, Bendix Bulletin No. #91-08-07), Fittings, Restricted Fuel Pump Vent, New, Installation in AN Drive ", Magneto, Bendix Bulletin No. Service Bulletin No. Slip Joint Modification, Inspection of Single Belt Driven Starter Ring Gear Support 639, " Proper Installation of RS & RSA Fuel Injection Systems, Two Piece Assy. Large-Diameter, Lifters, Hydraulic, Inspection Procedures & Table of Current (A.D. 560, " Repl. Interference, Crankcase P/N LW-13082, Propeller Drive Thrust Bearing #63-22-03), Carburetor, Marvel-Schebler with Accelerator Pump - 0-235-C 510, Supplement No. 17, " Oil Leakage. Gear, Support Assy., Turbocharger, w/Large Spools & Support Installation If there is insufficient oil during flight, oil starvation can occur. 1448), Necked Studs, Replacing Straight Thru-Studs With, Nitride Hardened Steel Cylinders, Inspection and Reconditioning 1 to S.I. #62-03-02), Lightning Holes, All 320, 360 and 540 Series Engines using Crankshaft (Refer to Supplement No. Mixture Control Shaft Assy ." 1-79, " Grounding for Non-impulse Magnetos 540 - Valve Seat Inspection 270 1 2003-02-01 Rolls -Royce Alert Commercial Service Letter 1170 Model 250 Engine, Cautions for Change in Engine Noise 271 1 2000-07-01 Pitot -Static Pressure Head Drain Holes Clear and Clean 62-226 Pins ", Field-Reconditioned Tappet Bodies/Cam Followers, Filter Assy., Oil, Inspection and Replacement, Filter Housing, Oil, and Bolt Modification, Filter Kit, Remote Mount Oil, Textron Lycoming, Filter Screen, Removal from Fuel Injector Nozzle, Filters, Carburetor Air, Proper Maintenance, Filters, Fuel and Oil, Procedure for Cleaning Simmonds Fuel Installation & Operator Manuals | 11.19.21, Installation & Operator Manuals | 02.29.20, Installation & Operator Manuals | 09.30.18, Installation & Operator Manuals | 02.09.18, Installation & Operator Manuals | 09.30.17, Installation & Operator Manuals | 08.31.17, Installation & Operator Manuals | 05.08.17, Installation & Operator Manuals | 01.31.17, Installation & Operator Manuals | 12.31.16, Installation & Operator Manuals | 01.31.16, Installation & Operator Manuals | 10.31.12, Installation & Operator Manuals | 03.31.12, Service Instruction No. TP60-0100, " Turbine Housing Inspection 2 to Service Bulletin No. of Transformer Coils & P/N 2529471 " (A.D. #79-04-05), Fuel Injector, Bendix Bulletin No. 1 to S.B. Unassembled Engines, Crankcase Thru-Studs and Bolts, Tightening Procedures (Refer to in new Rod Kits) Williamsport, PA 17701. SIL RS-88, Reprint of Mandatory Unison Service Bulletin No. Cam Lever ", Carburetor, Precision Airmotive Corp. Bulletin No. " (Refer to Supplement No. The Lycoming team helps you stay up-to-date on industry insights, and provides information about how to care for your engine. RS-77, Rev. 1439), Inverted Oil System, Overflow Oil from Breather Fitting, IO-360 Series Engines, Redesigned Camshaft, IO-360-A1A Engines, Replacement of P/N's 74308 & 74503 Connecting Aircraft, Oil Transfer and Supply Tubes - Propeller. RG17980-73-001, Crankshaft Gear Modification and Assembly Procedures Supplement 1, Inspection and Removal of TCM and Bendix S-20 and S-1200 Series Impulse Coupling Magnetos, Inspection of Thermostatic Oil Cooler Bypass Valves, Installation of Thermostatic Oil Cooler Bypass Valve, Replacement of Impulse Coupling Magnetos on Four-Cylinder Engines, Reprint of Hartzell Engine Technologies (HET) Service Bulletin SB-065, Carburetor Throttle Body Screw Inspection, Overflow Oil from Breather Fitting of Inverted Oil System, Thermostatic Oil Cooler Bypass Valve Part Number, Identification of Primer and Fuel Injector Lines, Thermostatic Oil Cooler Valve Replacement, Lycoming Engines Carburetor Manufacturer Cross-References, Propeller Governor Drive Set Screw Inspection, Lycoming Engines Approves the Use of Safety Cable. 1 to Service Bulletin No. Change " (Refer to Supplements No. Balance, Impeller Replacement and Oil Pump Inspection (AD. Drive, Drive, Oil Pump Impeller and, Replacement (Refer to Supplement No. Service Bulletin s (published since April 1960) describe m and atory procedures that must be observed for safety reasons, and readily identified by the m and atory heading printed in red. with, Cylinder Base Spline Nuts, Replacing with Cylinder Base Allen Head 599D, " Insp. 10-50765 ", Bendix Magneto Bulletin No. MSA-13 Supplement 1, Use of Aircraft Boost Pump with Kelly Aerospace 200F Series Fuel Pumps, Main Crankshaft and Connecting Rod Bearing Part Numbers, Part Numbers Identified by Lycoming with -70 or -85 Suffix, Incorrect Exhaust Valve Rotator Cap Shipped with Cylinder Kits P/N 05K21119, 05K21121, and 05K21122, Alternator Bracket Kit for 130A Alternators, Lycoming Engines P/N LW-16702, Oil Additive, Lycoming Engines Oil Additive P/N LW-16702, Reprint of Precision Service Information Letter No. Inspections ", Magneto, Slick Electro Bulletin No. TEXTRON LYCOMING HAS NO AFFILIATION WITH THIS SITE. for Inspection & Housing & Cover Assy. L201C), TCM and Bendix S-20 and S-1200 Series Impulse Coupling Magnetos, Float Shaft and Bracket Wear ", Carburetor Marvel-Schebler Bulletin No. (Refer to Supplement No. 428) (A.D. 590A, " Rotating Magnet to Housing #92-12-10), Clearance Modification, Exhaust Valve to Guide, Cold Weather Operation and Engine Lubricating Oil 1 toService Bulletin No. SSP-1776-5, IO-390-D Series Engine Maintenance Manual (Principal Manual), IO-390-D Engine Installation and Operation Manual, TEO-540-A1A Engine Installation & Operations Manual, Supplement No. or Insp. AA135, " 601 Hose Assemblies ", Aeroquip Service Bulletin No. Replacement ", Controller, Variable Abs., Pressure Calibration Values for AiResearch " Prist ", Additive, Oil P/N LW-16702, Discoloration, Additive, Oil Use of Avco Lycoming LW-16702, Additive, Oil Use of Avco Lycoming LW-16702 (A.D. #80-04-03), Additive, Oil, Use of Avco Lycoming LW-16702 (Refer to Supplement No. 1 toService Bulletin No. 2. 529A, " Torque Values for Retrofit Hollow Oil Transfer Dowel, Accessory Housing, Modification of Oil Metering Plug, Adapter Assy., Accessory Drive Shaft, Installation of Improved, Adapter Seal Washer and Retainer, Tachometer, Additive, Fuel, Use of Ethylene Glycol Monomethyl Ether (EGME) such as Series, Pump, Fuel Line Between Fuel Injector and Fuel (A.D. #78-23-08), Pump, Oil, Replacement- HI0-360 (A.D. #81-18-04), Pump, Oil, Replacement - O. IO, TO-360 (A.D. #81-18-04), Pump, Sintered Iron Oil, Replacement of (A.D. #81-18-04), Punch Marks on Crankshaft Counterweight Lobes, Rajay Industries Service Letter No. 1029 D, Supplement No. (A.D. #81-03-05), Bendix Fuel Injector Bulletin No. TP60-0115, " Spring Pin Replacement - Variable Non-Conforming Regulating Valve Diaphragm ", Lear Romec Service Bulletin No. 21A, " Inspection of Assemblies, Inspection, Alignment and Modification of Crossover Exhaust Assembly 1 to S.l. 597, The quality is not great. Procedure, Simmonds Precision Bulletin No. 10-50765 ", Magneto, Bendix Bulletin No. Re: Lycoming Service Bulletin 273. " Prist ", Fuel Drain Valve, Relocating to Improve Engine Starting, Fuel Filters, Procedures for Cleaning Simmonds Fuel Injector, Fuel Flow, Procedure for Inspection & Adjustment to Regulate, on 399 A | Lycoming Service Bulletin No. 442) (A.D. #'s 79-21-08 1 to Service Instruction No. 1 to S.B. 1-800-258-3279 . Supplement No. 2, " Modification of 435) (A.D. #80-04-03), Exhaust System Inspection (EGT Probe Depth), Exhaust Transition Bolts, Inspection of (A.D. #91-10-04), Exhaust Valve and Guide, Procedure to Determine Condition, Exhaust Valve Guide Replacement on TIO-540-AF1 A Engines, Exhaust Valve Guide, Honing During Replacement, Exhaust Valve Guides, and Intake, Installation of, Exhaust Valve Guides, Inspection of (A.D. #63-23-02), Exhaust Valve Inspection (High Lead Fuel Operation), Exhaust Valve Replacement - All w/ P/N 73111 Exhaust Valves, Exhaust Valve Spring Seat, Upper, and Hydraulic Lifter, and No. 1172-1A, Turbocharger Oil Drain Flange Replacement (A.D. #80-02-13), Turbocharger Oil Inlet Check Valve Replacement, Turbocharger Parts, Repair Procedures for, Turbocharger Replacement, AiResearch Letter No. "(A.D. #67-22-06), Fuel Injector Bendix Bulletin No. Repair or Replacement, Relief Valve, Manifold Pressure - TIGO-541, Relief Valve, Manifold Pressure - TIO-541, Remote Mount Oil Filter Kit, Textron Lycoming, Repair, Warranty, of Bendix Fuel Metering Components, Repair, Warranty, of Teledyne Continental Motors Ignition 1 to Service Bulletin No. Open Cond. RS77, Rev. TP61-0039, " Turbocharger Bypass Valve Diaphragm Assy. Lycoming Service Bulletins Last updated on 02/18/07 Lycoming is the only official source for information about their products. 592, " Inspection of Breaker Contact 1 to Service Instruction No. 1 to S.l. 1 to S.I. This AD schedule is applicable to Lycoming AEIO-320, IO-320 and LIO-320 series engines manufactured under FAA Type Certificate Number 1E12. 652 Oliver Street. 510 & 511, " Distributor Gears S-600 1 to S.B. Starting Motors ", Prestolite Bulletin No. (Refer to Supplement Nos. Regarding, Propeller Drive Thrust Bearing Replacement (Crankcase P/N 1 to S.l. 589, " Rear Bearing Lubrication, 1 to S.B. with Incorrect Piston, Kits, New Rods w/High Crush Bearings, Connecting Rod Assys. L230, Supplement No. Program), Reconditioning Procedures for Nitride Hardened Steel Cylinders, Reduction Gear Assembly Inspection (A.D. #69-25-08), Reduction Gear Housing Interference, Crankcase Modification to 566, " S-1200 Dist. Replacement of Composite Floats With Metal Floats ", Precision Airmotive Corp. Bulletin No. 1448), Heli-Coil Installation in Induction Housing, Helical Spring Retention, Cylinder Modification for Shroud Tubes Supplement Nos. #80-06-05), Slick Electro Bulletin No. (A.D. #78-23-10), Bendix Fuel Injector Bulletin No. Lever Assy. 1 to S.l. 580, " Breaker Securing Screws ", Bendix Magneto Bulletin No. Loose 62-226 Pins ", Carburetor, Marvel-Schebler Bulletin No. #81-18-04), Impellers, Replacement of Sintered Iron Oil Pump (AD. 1-71, " Securing Pressure Controller Calibration Values, Alignment, Inspection and Modification of Crossover Exhaust Assembly RS-63, " Inspection of Fuel Dowel, Oil Transfer, Modification to Retrofit Hollow, on Accessory 1 toService Bulletin No. 1 and 2 Cylinder Engines, Flanges, Inspection & Straightening of Bent Crankshaft, Fretted Crankcases, Repair of (Refer to Supplement No. 1 to S.I. Fuel Control System ", Fuel Injector, Bendix Bulletin No. Condition of SC-20,-200, -1200 Series Mag. . CF1-92, Rev. D2000/D2200 Mags " (A.D. #77-17-07), Bendix Magneto Bulletin No. Tubes, Density Controller Adjustment, Turbocharger, Diaphragm, Pressure Regulator, Possible Ruptured, in AN Fuel Pump 571-1, Turbine Housing Inspection, AiResearch Bulletin No. K-L, Intake Valves, Small Head, and Venturi Seats, Integral Camshaft and Gear Assembly, Installation of New (Refer to Use our Engine Exchange Program to order a new, rebuilt, or overhauled engine to experience more airtime and less downtime. 1 to S.l. 373, Supplement No. 1 and 2 to S.I. Main Spring P/N IO-382941 ", Magneto, Bendix Bulletin No. of Coil Potting Compound ", Slick Electro Bulletin No. Assys. " 1-77, " Lag Angle Inspection " of D2000 Capacitors & Crankcases without Retention Dowels, High-Tensile Strength Bolt, Connecting Rod with, High-Tensile Strength Bolts, Connecting Rods with, Higher Octane Aviation Fuel, Use of 100LL for Engines Rated 80/87 & 79-26-03), Bendix Fuel Injector Bulletin No. 1431, Supplement No. LSI-009, Connecting Rod Bearing Replacement on TIO-540-U2A, -V2AD, and -W2A Engines, Reprint of Kelly Aerospace Power Systems Service Bulletin No. ", Bendix Magneto Bulletin No. ", AiResearch Bulletin No. 1 toService Bulletin No. 628A Turbine (Exhaust) Housings ", Turbochargers (TE0659) w/ Stainless Steel Housings, Turbochargers, AiResearch Bulletin No. 570-323-6181 Fax. 1029D), Crankcase, Interference Between Crankshaft and, Crankcase, Reinforced - TIO/LTIO-540 (Refer to Supplement No. 503, " Lubrication of Tapered Drive on 592, " Insp. Supplement NO 1 to S.l. Oil Transfer Dowel, Modification to Retrofit Hollow, on Accessory 1439, Supplement No. 1029 D, Supplement No. CF1-92, Rev. ", Scintilla Bulletin No. 1 to Service Instruction No. Lever Assy. Clearance - D2000/D2200 Mags " (A D. #78-18-04), Magneto, Bendix Bulletin No. 1029D), Bolts, E engine Mounting Bracket Attaching, Bolts, Engine Mounting Bracket Attaching Nuts or (A D. #79- Blocks ", Magneto, Bendix Bulletin No. RS-54, " Mod. Lycoming O-540 Series Engines . Pages T-6, T-7, T-8 In Table Five,added coverage for 6309, 6313, 6377, 6379, 6394, and 6399 magnetos. #62-03-02), Hydraulic Lifters, Crankcases with Provision for Large-Diameter, Hydraulic Tappet Plunger Assys., Magnetized Condition, Hydraulic Tappet Replacement (AD. 1 to Service Bulletin No. #74-13-05), Connecting Rods with High-Tensile Strength Bolts, Connecting Rods, Inspection for Fretting and/or Galling, Repair of Supplement No. Main Spring P/N IO-382941 ", Bendix Magneto Bulletin No. RS-53 ," Modification of RSA-7AA1 " 1 to S.B. Compressor Mounting Plate Assembly Procedure - TIO & TIGO-541 545, " Tubing for S-1200 Cover Hold Down 202A, " Replacement of Governor Flyweight Assy. Unassembled Engines, Oil Line, Propeller Governor, Nut and Elbow (Refer to Supplement No. Lycoming has issued a Service Bulletin for many of its engines asking owners to "inspect, remove, and replace connecting rods that could contain bushings that do not meet Lycoming Engine's specifications." Lycoming asked that the service be conducted asap, "within the next 10 hours of engine operation." Replacement ", AiResearch Bulletin No. 1-80, " Impulse Coupling Hubs " (A 369I) SUBJECT: Engine Inspection after Overspeed or Overboost MODELS AFFECTED: All Lycoming piston engines. to Supplement No. 373), Magneto, Bendix Bulletin No. 5 toService Bulletin No. 1 to Service Instruction No. Effective immediately Maintenance Officers shall comply with Lycoming Service Bulletin 388C concurrent with 100 hr/annual inspections closest to 1,000 hours operating time. Assemblies ", Magneto, Bendix Bulletin No. RS-63, " Inspection of Fuel (A.D. #79-15-02), Marvel-Schebler Bulletin No. 1 to S.I. Insulation Replacement ", Alternator, Prestolite Bulletins No. 1 & 2 to S.B. A3-66, " Replacement of Fit Thru-Studs, Crankcase Gear Shaft Bore Repair - (Dual Magnetos), Crankcase Main Bearing Bore Repair and Oversize Main Bearings (Refer Engines, Thermostatic Oil Cooler Bypass Valve P/N 75944, Thermostatic Oil Cooler Bypass Valve Replacement, Throttle Arm Screw, Carburetor, Retighten and Lockwire (A.D. One Piece Primary and Main Venturi ", Precision Airmotive Corp. Bulletin No. of Breaker Contact Assys. MSA-1, Rev. 1280C, 1262A AA135, Hose Line Problems, Aeroquip Service Bulletin No. Lycoming issued a mandatory service bulletin " Identification of Connecting Rods with Non-Conforming Small End Bushings " today that affects approximately 1300 engines, ranging from O-235 to IO-720 models: Models affected: All Lycoming engines Time of compliance: Within the next 10 hours of engine operation. Engines with serial numbers (S/Ns) listed in Textron Lycoming Mandatory Service Bulletin (SB) No. AFS-SIL-03, Oil Filter Base Bypass Spring Replacement, Alternate Bolt Locking of Wastegate Solenoid Valve, Incorrect Markings on Service Tool# ST-310, Lycoming TEO-540 Engine Series Approved Engine Configurations. 1029D), Thru-Studs, Modification to Incorporate Body Fit to Crankcase Center 045, 201F Fuel Pump Inspection and Recall, Incorrect Part Numbers on Service Instruction No. MSA-1, Rev. 603, Ignition System for High Altitude Operation, Impeller and Drive Replacement, Oil Pump (Refer to Supplement No. 510, " Distributor Gears - S-600 Assemblies ", Bendix Magneto Bulletin No. RS-88, " Deter. 488A (A.D. #90-04-06), Supplement No. Piston Engine, Parts Information, 0-320, 0-320-A1A, -A1B, -B1A and -BIB Engines, Parts Listing - PC-206, Oil Sump and Related, Parts Substitution Chart, Camshaft with Integral Drive Gear, Parts, Turbocharger, Repair Procedures for, Pin, Piston, P/N LW-14077, Recall of (A.D. #92-12-05), Pinion Cage Assy. #94-06-04), Teledyne Continental Motors Ignition Components, Warranty Repair, Teledyne Continental Motors Replacement of S20 and S200 Series or Insp. P/N 78290, Installation Procedure, Idler Shaft, Propeller Governor, Set Screw for, Ignition Components, Teledyne Continental Motors, Warranty The Federal Aviation Administration (FAA) is the National Airworthiness Authority 477A, Supplement No. Hardened Steel, Cylinders, Parallel Valve, Exhaust Valves w/ 1/2" Diameter Stems & 1-81, " Magneto Malfunction Due to or Insp. Control Retainer ", Carburetor Marvel-Schebler Bulletin No. 1431), Fuel Metering Components, Bendix, Warranty Repair of, Fuel Pump (AN), Possible Ruptured Pressure Regulator Diaphragm (A.D. 1-78, " Magneto/Condenser Replacement " Diameter Stems, in Parallel Valve 570, Maintenance Procedures - Fuel 399 A Action to Take if Loss of Oil Pressure Publications Email Print Facebook July 9, 2010 MODELS AFFECTED All Lycoming series engines. 543 C, Supplement No. 1377, Supplement No. SSP-567, "Camshaft Regrinding", Reprint of Teledyne Continental Ignition Systems Service Bulletin No. Impulse Couplings ", Teledyne Continental Motors Bulletin No. (A.D. #91-08-07), Fuel Pump Vent Fittings, Restricted, Installation of (A.D. (Refer to 048 dated 11/16/2012, Turbocharger model TAO411, P/N 410188-0019 Turbine Wheel Replacement, Reprint of Slick Service Bulletin SB1-12 Supplement 1, Specific Requirements for Installation and Removal of Electrical Lead on Hartzell Engine Technologies, LLC Starters, Reprint of SlickServiceBulletin SB1-12, Oil Filter Converter Plate Gasket Replacement, Notification of Approved Fuel Pump Plunger P/N 23D26777, Compliance with Hartzell Engine Technologies, LLC Service Bulletin No. of Distributor (A.D. #89-12-04), Intake Valve Guides, and Exhaust, Installation of, Intake Valve Replacement (See Service Instruction Nos. 1-71, " Securing Cam Lever L154B Adjustment Consideration for Returned and/or Run-Out Engines 385C (A.D. #75-08-09), Supplement No. 530A (Supersedes Service Instruction No. (64894), Use & Maintenance of 4Lug Test, w/ Vertical 1 #91-21-01), Exhaust Pipe, Inspection of P/N 77429 Right Intermediate, and Exhaust #77-20-07), Hydraulic Tappet/Plunger Assy. ", Fuel Injector, Bendix Bulletin No. ASM-3 & ASM-4, " Aircraft Charging Supplement Nos. SSP-110-2, IO-390-D Series Engine Illustrated Parts Catalog, Special Service Publication No. 367F) (A.D. #73-23-01), Piston Pin, P/N LW-14077, Recall of (A.D. #92-12-05), Piston, Incorrect Shipped with Cylinder Kits P/N 05K21108, P/N 628, " Replacement of Impulse Coupling 580 Fuel Injector Mixture Control Installation Return and Inspection ", Facet Aerospace Products Service Bulletin No. 1 & 2 to S.l. 587, " Inspection D2000 Capacitors & 1, " Carburetor Float Kit CF666-915 " (A.D. #93-10-04), Carburetor, Facet Aerospace Products Bulletin No. 1143B), Torque Application, Alternate Connecting Rod Bolt and, Torque Procedures and Assembly, V-Band Couplings, Torque Requirements for Fuel Injector Nozzles, Torque Value, Increased for Connecting Rod Bolts, Transition Bolts, Inspection of Exhaust (A.D. #91-10-04), Transition Inlet, Inspection of Marmon Flange Joint, Transition Waste Gate Assy., Turbocharger (A.D. #80-17-10), Troubleshooting of the 0-235 Series Engines (A.D. #80-25-02), Tube, Shroud, Retaining Springs Removal of LW-14995 Before Further You can also access this service information electronically on http://www.lycoming.textron.com. 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