High-Performance Forged Steel Crankshaft
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for turbo-diesel performance engines
Diesel crankshafts classified separately regardless of performance level
If for vehicle body over 10 tons GVW
Heavy truck engine parts under Chapter 87 vehicle provisions
If industrial stationary engines
Parts for fuel injection pumps and non-vehicle engines differ
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Import Tips & Compliance
• 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
Related Products under HTS 8483.10.10.50
Motorcycle Cast Iron Crankshaft
Forged cast iron crankshaft for high-performance spark-ignition motorcycle engines, converting reciprocating motion to rotational power. Features precision counterweights and main bearing journals. HTS 8483.10.1050 classification due to principal use in spark-ignition piston engines.
4-Cylinder SOHC Camshaft
Single overhead camshaft (SOHC) for inline 4-cylinder spark-ignition automobile engines, featuring laser-hardened lobes for durability. Controls valve timing for 2.0L-2.5L displacement engines. Falls under 8483.10.1050 as camshaft designed principally for spark-ignition piston engines.
DOHC Aluminum Camshaft Set
Dual overhead camshaft set (intake/exhaust) machined from aerospace-grade aluminum billet for 4-cylinder spark-ignition turbo engines. Features aggressive lobe profiles for increased valve lift. HTS 8483.10.1050 as camshafts principally for spark-ignition piston engines.
Small Engine Lawnmower Crankshaft
Precision-ground crankshaft for 4-stroke spark-ignition small engines used in lawnmowers and garden equipment (displacement <1L). Features tapered crank nose for PTO attachment. Classified under 8483.10.1050 for spark-ignition piston engines.
V6 Engine Billet Camshaft
CNC-machined billet steel camshaft for 3.5L-4.0L V6 spark-ignition engines, featuring hollow-stem intake lobes for weight reduction. Designed for luxury/performance sedans and SUVs. HTS 8483.10.1050 classification for automotive spark-ignition applications.
Racing Motorcycle Crankshaft Kit
Lightweight racing crankshaft with titanium connecting rod journals for high-revving spark-ignition motorcycle engines (>14,000 RPM redline). Features H-beam webs for extreme stress loads. Classified 8483.10.1050 as principally spark-ignition engine component.