Administrative services with respect to repair, maintenance, overhaul, conversion and exchange of aircraft engines, namely, business administration services; parts acquisition services, namely, purchasing parts for others with respect to aircraft engines; customer service, namely, administration with respect to installation of aircraft engines in the nature of business administration services

Providing extended warranties services on aircraft engines; providing extended warranties on maintenance, repair, overhaul, conversion and servicing of aircraft engines

Services for aircraft engines comprising repair, maintenance, overhaul, conversion, namely, replacement of an aircraft engine with another aircraft engine on an aircraft, exchange in the nature of exchanging an aircraft engine with another aircraft engine on an aircraft or engine swapping in the nature of swapping out an aircraft engine with another aircraft engine on an aircraft and replacement of engine or components thereof; maintenance services, overhaul services, exchange services, in the nature of exchanging an aircraft engine with another aircraft engine on an aircraft, engine conversion services, namely, replacement of an aircraft engine with another aircraft engine on an aircraft, all with respect to aircraft engines