Cast Iron Marine Piston Casting from Canada
Rough cast iron piston blank designed exclusively for spark-ignition marine propulsion engines, machined only to remove casting imperfections and permit finishing. Produced from high-strength cast iron alloy suitable for marine environments, this part falls under HTS 8409.91.10.60 due to its principal use with heading 8407/8408 engines and limited post-casting processing.
Duty Rate — Canada → 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
• Verify engine compatibility documentation proving marine propulsion use; ensure casting composition meets USCG material standards; avoid over-machining which reclassifies to finished parts