Engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity not exceeding 50cc

HS v2022 Code: 840731

About engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity not exceeding 50cc

HS code 840731 covers reciprocating piston engines with a cylinder capacity not exceeding 50cc, used for the propulsion of vehicles in Chapter 87 of the Harmonized System. These small engines are essential components in a wide range of transportation equipment, from motorcycles and scooters to lawn mowers and other small machinery. Their importance extends across various industries, contributing to the efficient and cost-effective movement of goods and people.

Production process

The production of engines under HS code 840731 typically involves a multi-step process. Key steps include casting the engine block, machining the cylinder and crankshaft, assembling the internal components (such as pistons, valves, and camshafts), and testing the final product for performance and reliability. Manufacturers often utilize advanced computer-controlled machinery and precision engineering techniques to ensure consistent quality and efficiency in the manufacturing process.

Production inputs

The main inputs required for the production of engines under HS code 840731 include raw materials such as aluminum, steel, and other metals for the engine components, as well as specialized machinery and tools for the manufacturing process. Additionally, manufacturers may require access to advanced engineering and design software, as well as a skilled workforce capable of operating the necessary equipment and adhering to strict quality control standards.

Production outputs

The primary output of HS code 840731 is small reciprocating piston engines used for the propulsion of various vehicles, including 870310 (Motorcycles (including mopeds) and cycles fitted with an auxiliary motor, with or without side-cars; side-cars), 870410 Dumpers designed for off-highway use, and 842511 Pulley tackle and hoists, other than skip hoists; winches and capstans; jacks. These engines may also be used in other small machinery and equipment, such as lawn mowers, chainsaws, and generators.

Revisions to 840731

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 840731. The most recent 1 version of this code (840731) is in the HS v2022 system (this version):

This page shows the most recent version of code 840731.

Family tree for engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity not exceeding 50cc

    graph LR
    A["<a href='/classifications/hs/v2022/84'>84: Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof</a>"]
A --> B["<a href='/classifications/hs/v2022/8407'>8407: Reciprocating or rotary internal combustion piston engines</a>"]
B --> C["<a href='/classifications/hs/v2022/840731'>840731: Engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity not exceeding 50cc</a>"]

    B --> D["<a href='/classifications/hs/v2022/840710'>840710: Engines; for aircraft, spark-ignition reciprocating or rotary internal combustion piston engines</a>"]
B --> E["<a href='/classifications/hs/v2022/840721'>840721: Engines; outboard motors for marine propulsion, spark-ignition reciprocating or rotary internal combustion piston engines</a>"]
B --> F["<a href='/classifications/hs/v2022/840729'>840729: Engines; for marine propulsion, (other than outboard motors), spark-ignition reciprocating or rotary internal combustion piston engines</a>"]
B --> G["<a href='/classifications/hs/v2022/840732'>840732: Engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity exceeding 50cc but not exceeding 250cc</a>"]
B --> H["<a href='/classifications/hs/v2022/840733'>840733: Engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity exceeding 250cc but not exceeding 1000cc</a>"]
B --> I["<a href='/classifications/hs/v2022/840734'>840734: Engines; reciprocating piston engines, of a kind used for the propulsion of vehicles of chapter 87, of a cylinder capacity exceeding 1000cc</a>"]
B --> J["<a href='/classifications/hs/v2022/840790'>840790: Engines; rotary internal combustion piston engines, for other than aircraft or marine propulsion</a>"]

    

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class B level4
class C level6
class D level6
class E level6
class F level6
class G level6
class H level6
class I level6
class J level6

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  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
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  %% class C highlight