Billet 4340 Chrome-Moly Connecting Rod for GM LS-Series from Canada
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 — Canada → United States
12.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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