Billet 4340 Chrome-Moly Connecting Rod for GM LS-Series from Japan
CNC-machined billet 4340 chrome-moly steel connecting rod set for GM LS1/LS3 V8 spark-ignition engines. Falls under HTS 8409.91.99.10 for its principal use in automotive spark-ignition piston engines, with rifle-drilled oiling passages.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify center-to-center length and big-end bore precisely in commercial invoice for verification
• For aftermarket parts, include dyno test data linking to specific engine models
• Avoid generic descriptions; detail heat treatment (e.g
• 35-38 Rockwell C) to prove quality