Chainsaws, generators, trimmers, etc.
This entry is for engines that have been completely purged of all liquid or gaseous fuel, including residue and vapors. Equipment powered by an electrical cord is not restricted as a hazardous material if there are no other hazardous materials present. For battery powered equipment, see separate entry in this table.
Even if completely purged, some airlines may refuse to allow engine powered equipment in baggage if it has ever contained fuel.
See the regulation: 49 CFR 175.10(a)(21)