High-Performance Forged Steel Crankshaft from Japan
Nitrided forged 4340 steel crankshaft for 350-500hp spark-ignition V8 engines, featuring gun-drilled oil passages and lightweight cheater webs. Designed for racing and performance automotive applications. Classified 8483.10.1050 for spark-ignition internal combustion piston engines.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.74.0825%Medium- and heavy-duty vehicle parts, as provided for in subdivision (i) of U.S. note 38 to this subchapter.
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Material certification (4340/4140 steel) and HRC hardness testing mandatory
• Non-destructive testing (NDT) reports like magnaflux inspection often scrutinized
• Performance specs distinguishing from OEM parts affect valuation