</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Valve Stem Seals from Mexico

Precision vulcanized rubber seals preventing oil leakage around automotive valve stems in cylinder heads. Fits 4016.93.5050 as other engine-related rubber seals.

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 compatibility specs

Avoid engine gasket set packaging to maintain individual classification

Certify for high-temperature performance