8409.91.92/Outboard Motor Cylinder Head/Japan

Outboard Motor Cylinder Head from Japan

Aluminum alloy cylinder head for spark-ignition marine outboard engines, featuring integrated cooling passages and valve seats. Critical for combustion chamber formation in marine propulsion systems. Falls under 8409.91.92 for exclusive use in marine heading 8407/8408 engines.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Provide engineering drawings showing marine-specific cooling channels; saltwater corrosion testing certificates required; declare exact engine model compatibility