| 8711.10.00 | 00 | With reciprocating internal combustion piston engine of a cylinder capacity not exceeding 50 cc | No. | Free | | 10% |
| 8711.20.00 | | With reciprocating internal combustion piston engine of a cylinder capacity exceeding 50 cc but not exceeding 250 cc | | Free | | 10% |
| 8711.30.00 | | With reciprocating internal combustion piston engine of a cylinder capacity exceeding 250 cc but not exceeding 500 cc | | Free | | 10% |
| 8711.40 | | With reciprocating internal combustion piston engine of a cylinder capacity exceeding 500 cc but not exceeding 800 cc: | | | | |
| 8711.50.00 | | With reciprocating internal combustion piston engine of a cylinder capacity exceeding 800 cc | | 2.4% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 10% |
| 8802.20.00 | 40 | Single engine airplanes | No. | | | |
| 8802.20.00 | 50 | Multiple engine airplanes | No. | | | |
| 8802.30.00 | 30 | Multiple engine airplanes: | | | | |
| 9018.41.00 | 00 | Dental drill engines, whether or not combined on a single base with other dental equipment, and parts and accessories thereof | X | Free | | 35% |
| 9031.80.80 | 60 | Equipment for testing the characteristics of internal combustion engines: | | | | |
| 9801.00.30 | 00 | Any aircraft engine or propeller, or any part or accessory of either, previously imported, with respect to which the duty was paid upon such previous importation, if (1) reimported without having been advanced in value or improved in condition by any process of manufacture or other means while abroad, after having been exported under loan, lease or rent to an aircraft owner or operator as a temporary replacement for an aircraft engine being overhauled, repaired, rebuilt or reconditioned in the United States, and (2) reimported by or for the account of the person who exported it from the United States | X | Free | | Free |
| 9802.00.40 | 20 | Internal combustion engines | | | | |
| 9802.00.50 | 30 | Internal combustion engines | | | | |
