Rough Cast Iron Piston Casting from Mexico
Unfinished cast-iron piston blank for spark-ignition engines, cleaned and trimmed only for gates/risers removal and fixture location, awaiting skirt and crown machining. Designed principally for internal combustion piston engines in headings 8407/8408. HTS 8409.91.10 applies to this minimally processed foundry output.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Ensure no wrist pin bores are drilled; such features move classification to 8409.99
• Use dimensional reports comparing to final specs to prove 'not advanced beyond cleaning' status
• Avoid common error of shipping with trial fits—pure rough castings only for this code