EASA Part 66 Aircraft Maintenance EngineeringB1/B2 Exams B1 (Aerospace)B1 is an EASA part 66 aircraft maintenance engineer license certification for aircraft structure and engines (Mechanical). B2 (Avionics)B2 is an EASA part 66 aircraft maintenance engineer license certification for aircrafts avionics systems (Electrical) For Registration Contact UsTEL: 051-8442189, EMAIL: info@aviationsolutions-ia.com