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

Marine Exhaust Manifold Casting from Japan

Cast iron rough casting for spark-ignition marine engine exhaust manifolds, with sprues removed and water jacket passages roughed in. Water-cooled design specific to marine propulsion qualifies for HTS 8409.91.10.60 classification.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Include water jacket design specs proving marine cooling adaptation; CARB emissions compliance docs; avoid pre-installation of baffles/seals