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...) 84 08 20 Engines of a kind used for the propulsion of vehicles of Chapter 87 Commodity Code Description 84 08 20 00 Engines of a kind used for the propulsion of vehicles of Chapter 87