Service Letters | 02.23.21
Service Letter No. L 283
Alternate Ignition System
Maintenance Manuals | 02.23.21
YO-233-B2A Maintenance Manual
DOCUMENT PART NO. MM-YO-233
Service Letters | 12.13.20
Service Letter No. L 282
Australian Fuel Testing
Service Instructions | 11.19.20
Service Instruction No. 1579
Exhaust System Replacement Components
Service Instructions | 11.09.20
Service Instruction No. 1577
Intake Valve In-Service Data
Service Instructions | 08.06.20
Service Instruction No. 1316 A
Repair of Oil Cooler By-Pass Valve Seat
Service Instructions | 07.30.20
Service Instruction No. 1014 N
Lubricating Oil Recommendations
Reference Documents | 04.30.20
Special Service Publication No. SSP-110-2
CERTIFICATED ENGINE LIST
Service Instructions | 04.23.20
Service Instruction No. 1009 BE
TIME BETWEEN OVERHAUL (TBO) SCHEDULES
Service Instructions | 04.21.20
Service Instruction No. 1060 U
PUSH ROD IDENTIFICATION
Parts Catalog | 04.21.20
IO-390-D Series Engine Illustrated Parts Catalog
DOCUMENT PART NO. PC-IO-390-D
Service Instructions | 04.15.20
Service Instruction No. 1154 W
FAA-APPROVED STARTERS AND ALTERNATORS
Reference Documents | 04.12.20
Special Service Publication No. SSP-1776-5
SERVICE TABLE OF LIMITS AND TORQUE VALUE RECOMMENDATIONS
Service Instructions | 04.08.20
Service Instruction No. 1042 AH
APPROVED SPARK PLUGS
Service Instructions | 04.08.20
Service Instruction No. 1012 L
COUNTERWEIGHTS AND ROLLERS ON ENGINE MODELS
Service Instructions | 04.08.20
Service Instruction No. 1098 Q
PROPELLER FLANGE BUSHING LOCATION
Service Bulletins | 04.08.20
Service Bulletin No. 369 S
ENGINE INSPECTION AFTER OVERSPEED
Service Instructions | 04.07.20
Service Instruction No. 1070 AB
SPECIFIED FUELS FOR SPARK-IGNITED GASOLINE AIRCRAFT ENGINE MODELS
Service Instructions | 03.12.20
Service Instruction No. 1575
New Connecting Rod Bushing
Installation & Operator Manuals | 02.29.20
IO-390-D Engine Installation and Operation Manual
PART NO. IOM-IO-390-D SERIES