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Magneto Drive Gears for Lycoming Engines

These important magneto drive gears provide drive motion for the magneto. Gear teeth with acceptable wear patterns may continue in service. All gears found with unacceptable spalling or pitting distress must be removed from service and replaced with a new or serviceable magneto drive gear.

Lycoming
Engine Eligibility
Part Number
O-235, O-320, O-360 Impulse Magneto 61665
O-235, O-320, O-360 Impulse Magneto SL61665
O-235, O-320, O-360 Direct Drive Magneto 68C19622
O-320, O-360 “76” Series LW-15659
O/IO-360 Dual Magneto LW-13643
O/IO/LTIO/TIO-540 LW-19096
O/IO/LTIO/TIO-540 LW-19102*
O/IO/LTIO/TIO-540 Dual Magneto LW-13899

*Call to verify application