Cummins ISX Diesel Engine Piston from Canada

A forged steel piston designed specifically for Cummins ISX heavy-duty diesel engines under heading 8408. It features reinforced crown and ring grooves for high-pressure combustion. Classified under 8409.99 as a part suitable solely or principally for these engines.

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

Obtain OEM part certification from Cummins to prove sole use with 8408 engines

Include detailed engineering specs in documentation to avoid reclassification as general machinery parts

Verify RoHS compliance for automotive engines; common pitfall is missing material safety data sheets