Marine Spark Plug Adapter from Japan
Brass adapter converting standard automotive spark plugs for marine spark-ignition propulsion engines. Provides waterproof sealing for marine environments. Classifies under 8409.91.92 as part principally for marine 8407/8408 engines.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• IP67 waterproof rating certification; thread specification matching; declare as marine-specific to avoid8511 classification