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Gasoline Engine Cylinder Head for Trucks from Mexico

Cast iron cylinder head for spark-ignition engines used in heavy-duty trucks of heading 8704. Classified in 8409.99.91.90 due to its principal suitability for 8407/8408 engines installed in specified commercial vehicles.

Duty Rate — Mexico → United States

12.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Include OEM part numbers and vehicle fitment specs in entry docs to substantiate 8409 classification

Ensure material composition labeling (e.g

cast iron) to avoid material-based reclass under 8412