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Air-Cooled Honda GX390 Engine from China

The Honda GX390 is a 389cc air-cooled, 4-stroke, overhead valve spark-ignition engine designed for installation in agricultural machinery like lawn mowers and tillers. It falls under HTS 8407.90.1060 as an air-cooled engine specifically for agricultural or horticultural equipment, not exceeding 373.99 kW output. Its horizontal shaft configuration and reliable cooling system make it ideal for outdoor power tools.

Duty Rate — China → United States

40%

Rate breakdown

9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.82.1015%Section 232: ag equipment + residential HVAC, MFN<15% — 15% ceiling (Annex III addition)
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

Import Tips

Verify engine power output does not exceed 373.99 kW via manufacturer specs to confirm HTS 8407.90.1060 eligibility

Provide documentation proving intended installation in agricultural/horticultural machinery, such as buyer contracts or equipment blueprints

Ensure EPA/CARB emission labels are affixed and certifications match import country standards to prevent customs holds