Yamaha R1 Forged Camshafts from Japan
Pair of titanium nitride coated forged camshafts for Yamaha YZF-R1 998cc CP4 crossplane crankshaft spark-ignition engine. Features aggressive lift profile for 15,000+ RPM capability. Classified 8409.91.99 spark-ignition engine valvetrain parts.
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
• Cam lobe profiles and journal diameters must match R1 cylinder head specs
• TiN coating thickness specs prove racing application durability
• Complete valvetrain timing card prevents 8483.50 gear classification