Honda GX390 Small Engine from Japan
The Honda GX390 is a 389cc spark-ignition reciprocating piston engine rated at 9.3 kW (approximately 13 HP), designed for propulsion in small utility vehicles like go-karts and mini bikes under Chapter 87. It falls under HTS 8407.33.9040 due to its cylinder capacity between 250cc and 1000cc and power output not exceeding 18.65 kW. This classification applies specifically to engines intended for vehicle propulsion rather than stationary power generation.
Duty Rate — Japan → United States
Rate breakdown
Import Tips
• Verify engine power rating with manufacturer specs and include propulsion end-use certification for vehicles of Chapter 87; common pitfall is misclassifying as stationary garden equipment
• Ensure cylinder capacity documentation matches 250-1000cc range
• Obtain EPA/CARB emissions labels for US compliance