Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 08 Compression-ignition internal combustion piston engines (diesel or semi-diesel engines) Commodity Code Description 84 08 10 - Marine propulsion engines 84 08 20 - Engines of a kind used for the propulsion of vehicles of Chapter 87 84 08 90 - Other engines