1. Replaced right magneto with new PN 4370 S/N 16080741.
2. Replaced left magneto with new P/N 4371 S/N 16091105.
3. Replaced ignition harness with new P/N M4001.
4. Replaced left and right magneto gasket with new P/N LYC-LW12681.
5. Ran engine and checked for leaks and its performance.
All maintenance performed on this Engine was conducted in accordance with Lycoming Operator's Manual Model O-320 Series, and the current regulations of the Federal Aviation Administration and is approved for return to service with respect to the work performed.