U.S. imports of Spark-Ignition Reciprocating or Rotary Internal Combustion Piston Type Aircraft Engines, Except Civil Aircraft Use (HS 8407100090) totaled $4.1M in August 2026, imported from 15 countries.

Importers of Spark-Ignition Reciprocating or Rotary Internal Combustion Piston Type Aircraft Engines, Except Civil Aircraft Use paid $83K in duties in August 2026, an average duty rate of 2.02% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Spark-Ignition Reciprocating or Rotary Internal Combustion Piston Type Aircraft Engines, Except Civil Aircraft Use imports of $4.1M in August 2026 ran 47% above the year-to-date monthly average of $2.8M.