Brief Description: Installed last bulkhead fitting, grommets...
...Installed last bulkhead fitting, grommets...added grommet in battery box for overflow pipe on overflow bottle. Installed firewall bulkhead on pilot side wire exit & attached adel clamps for wires. Spliced longer leads for #1GBT and reinstalled on GBT sensor so it reads correctly on cockpit gage. Installed grommets on each side of both 11/8 firewall bulkheads. Rewrapped engine wires as needed and tied up excess EIS sensor leads in bundle for future use.