Cummins Marine Engine Piston Kit

A complete piston assembly designed specifically for Cummins QSB marine propulsion engines under heading 8408. It includes pistons, rings, and pins optimized for high-pressure saltwater environments. Classified under 8409.99.92.90 as a part suitable principally for marine propulsion engines.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.5%+35.0%37.5%
🇲🇽Mexico2.5%+10.0%12.5%
🇨🇦Canada2.5%+10.0%12.5%
🇩🇪Germany2.5%+10.0%12.5%
🇯🇵Japan2.5%+10.0%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8409.91.92.90Same rate: 37.5%

If designed for aircraft engines

Parts principally for spark-ignition aircraft engines of 8407/8408 fall under the aircraft-specific subheading.

8432.90.00Lower: 35% vs 37.5%

If part of marine propeller assembly

Components functioning as automatic propeller parts are classified in marine propulsion apparatus heading.

8483.10.50Lower: 35% vs 37.5%

If imported as universal crankshaft bearings

Transmission shaft bearings not exclusively marine-specific shift to general machinery parts chapter.

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Import Tips & Compliance

Verify engine model compatibility via manufacturer's documentation to confirm principal use with 8408 marine engines

Include detailed technical specs and marine certification to avoid misclassification as general industrial parts