8409.91: Suitable for use solely or principally with spark-ignition internal combustion piston engines

1. 8409 91 00 00 Suitable for use solely or principally with spark-ignition internal combustion piston engines 2%
2. 8409 91 00 28 Carburetor with: -2 mounting holes with a diameter of 31 mm, -a choke bore diameter of 18 mm or more, but not more than 19.05 mm for use in the manufacture of a two-stroke engine grass trimmer 2%
3. 8409 91 00 33 Camshaft carrier for a spark-ignition piston internal combustion engine, made of adc12 aluminium alloy, with: -a weight of 4.0 kg or more but not more than 5.5 kg, -a wall thickness of 2.0 mm or more but not more than 6.0 mm, for use in the manufacture of motor vehicle engines 2%
4. 8409 91 00 35 Fuel distribution pipe complete consisting of rail pipe, high pressure sensor and injectors for direct gasoline fuel injection with: -an operating pressure of not more than 22.5 mpa, -solenoid direct injector, -analog pressure sensor for not more than 22.5 mpa 2%
5. 8409 91 00 38 Crankcase for 4-cylinder spark-ignition piston internal combustion engine, made of adc12 aluminium alloy, for use in the manufacture of motor vehicle engines 2%
6. 8409 91 00 40 Fuel injector with solenoid valve for optimised atomisation in the combustion chamber for use in the manufacture of spark-ignition internal combustion piston engines of motor vehicles 2%
7. 8409 91 00 45 Metal alloy intake and exhaust valve, with a rockwell hardness hrc 20 or more, for use in the manufacture of spark or compression ignition engines of motor vehicles 2%
8. 8409 91 00 50 Exhaust manifold with turbine housing of turbochargers, with a hole to insert a turbine wheel, whereby the hole has a diameter of 28mm or more, but not more than 181mm 2%
9. 8409 91 00 55 Nozzle body for the regulation of angle and distribution of fuel injection: -of a cylindrical shape, -made of stainless steel, -with 4 or more, but not more than 16 holes, -with a flow rate of 100 cm³/minute or more, but not more than 500 cm³/minute 2%
10. 8409 91 00 63 Cylinder head blank for a four cylinder engine with 10 cores, made of aluminium alloy en ac-45500, with: - no other components, - a hardness of 90hb or more, - casting defects size of not more than 0.4 mm and not more than 10 defects per cm², - a dendrite arm space in combustion chamber of not more than 25 μm, - a double deck water jacket design, - a weight of 14 kg or more but not more than 19 kg, - a length of 460 mm or more but not more than 510 mm, - a height of 260 mm or more but not more than 286 mm and - a width of 140 mm or more but not more than 150 mm 2%
11. 8409 91 00 75 Housing of fuel injection valve for generating an electromagnetic field to actuate the injection valve with: -an inlet diameter of 2 mm or more, but not more than 10 mm, -an outlet diameter of 2 mm or more, but not more than 10 mm, -an electric coil with a resistance of 10 ω or more, but not more than 15 ω, which ends in an electrical connection, -a plastic covering moulded around a stainless steel tube 2%
12. 8409 91 00 80 Nozzle needle for opening and closing the flow of fuel in the engine, with: -2 holes, -4 grooves, -a diameter of 3 mm or more, but not more than 6 mm, -a length of 25 mm or more, but not more than 35 mm, -made of stainless steel with hard-chrome plating 2%
13. 8409 91 00 83 Connecting rod for connecting pistons to the crankshaft of a passenger car engine: • made of an alloy containing 96% steel and the remainder being titanium, vanadium, aluminium, chromium, nickel, copper, phosphorus, silicon, sulphur, manganese, • with two connecting rod bolts, • with a bushing, • of a length of 120 mm or more but not more than 160 mm, • with a surface roughness corresponding to iso 4287-1997, for use in the manufacture of spark ignition motor vehicle engines 2%
14. 8409 91 00 90 Other 2%

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Preferential rates by country

UK: imports by month

last 12 months£951.9m-7.8% · previous 12 months

Average import price£10.50 per kg

Main suppliers, last 12 months

Country	Value	Share	Change
Germany	£433.5m	45.5%	-11.5%
China	£70.8m	7.4%	+3.9%
Italy	£50.7m	5.3%	+6%
Türkiye	£47.6m	5%	+6.8%
Czechia	£44.2m	4.6%	-14%
France	£42.5m	4.5%	-11.9%
Austria	£41.5m	4.4%	-10.4%
Japan	£39.1m	4.1%	-4.7%

Same subheading in other tariffs

EU 2.7% Third-country duty 1 tariff line Türkiye 2.7% Third-country duty 9 tariff lines USA Free – 2.5% General (MFN) 5 tariff lines · average 2% Canada Free Third-country duty 3 tariff lines Mexico Free – 5% Third-country duty 19 tariff lines · average 0.5% Brazil Free – 16% Third-country duty 12 tariff lines · average 14.7% Argentina Free – 16% Third-country duty 15 tariff lines · average 14.9% Peru Free Third-country duty 10 tariff lines New Zealand Free – 5% Third-country duty 24 tariff lines · average 3.3% Japan Free Third-country duty 2 tariff lines Taiwan Free – 15% Third-country duty 13 tariff lines · average 8% GCC 5% Third-country duty 6 tariff lines Switzerland Free Third-country duty 1 tariff line Norway Free Third-country duty 2 tariff lines North Macedonia 8% Third-country duty 1 tariff line Nigeria 10% Third-country duty 1 tariff line

World trade in 2024

Top exporters

Rank	Country	Value	Share
1	Germany	US$6bn	16.7%
2	China	US$5bn	14.3%
3	Mexico	US$4bn	11.4%
4	Japan	US$4bn	10.6%
5	United States	US$3bn	8.9%
6	South Korea	US$2bn	4.9%
7	Poland	US$1bn	3.7%
8	Italy	US$1bn	3.4%
9	Türkiye	US$768m	2.3%
10	Thailand	US$693m	2.1%

Top importers

Rank	Country	Value	Share
1	United States	US$7bn	21.7%
2	Mexico	US$3bn	8.1%
3	Germany	US$3bn	7.7%
4	Canada	US$2bn	5.1%
5	China	US$2bn	4.9%
6	United Kingdom	US$1bn	3.9%
7	Hungary	US$1bn	3.9%
8	Poland	US$1bn	3.7%
9	Japan	US$1bn	3.2%
10	Austria	US$1bn	3.1%

Import duty on this product around the world 164

The most-favoured-nation (MFN) duty each country applies to goods of this HS subheading: the average over its national tariff lines, with the lowest and highest line where they differ. Goods from countries with a trade agreement often pay less.

• 6.6%median duty
• 31number of duty-free countries (MFN)
• 35%highest: Bermuda, Kiribati, Maldives

164

Importing country	MFN duty	lines from – to	data year
Afghanistan	5%		2018 · HS 2012
Albania	2%		2023
Algeria	5%		2023
Angola	0%		2023 · HS 2017
Anguilla	13%	0% – 20%	2021 · HS 2017
Antigua & Barbuda	13%	5% – 30%	2021 · HS 2007
Argentina	15%	2% – 16%	2023 · HS 2017
Armenia	2%	0% – 3%	2023
Aruba	15%	12% – 22%	2021 · HS 2012
Australia	2.5%	0% – 5%	2023
Azerbaijan	0%		2023 · HS 2017
Bahamas	13%	0% – 45%	2022
Bahrain	5%		2023
Bangladesh	3%	1% – 5%	2023 · HS 2017
Barbados	6.7%	5% – 10%	2022 · HS 2017
Belarus	2%	0% – 3%	2021 · HS 2017
Belize	6.7%	5% – 10%	2023
Benin	10%		2023
Bermuda	35%		2023
Bhutan	10%		2022
Bolivia	6.5%	0% – 10%	2023 · HS 2017
Bosnia & Herzegovina	10%		2022
Botswana	10%	0% – 20%	2023
Brazil	15%	2% – 16%	2023 · HS 2017
Brunei	0%		2023 · HS 2017
Burkina Faso	10%		2023
Burundi	10%		2023
Cambodia	7%		2023 · HS 2017
Cameroon	20%		2023
Canada	0%		2023
Cape Verde	5%		2023 · HS 2017
Cayman Islands	22%		2021 · HS 2002
Central African Republic	20%		2023
Chad	20%		2023
Chile	6%		2023 · HS 2017
China	5.1%	5% – 6%	2023
Colombia	2%	0% – 10%	2023 · HS 2017
Comoros	20%		2021 · HS 2017
Congo - Brazzaville	20%		2023
Cook Islands	0%		2022 · HS 2017
Costa Rica	0%		2023
Côte d’Ivoire	10%		2023 · HS 2017
Cuba	10%		2023 · HS 2017
Dominica	6.7%	5% – 10%	2023 · HS 2017
Dominican Republic	0%		2023
Ecuador	0%		2023 · HS 2017
Egypt	2%		2019 · HS 2017
El Salvador	0%		2022
Equatorial Guinea	20%		2023
Eswatini	10%	0% – 20%	2023
Ethiopia	0%		2021 · HS 2017
European Union (27 countries)	2.7%		2023
Fiji	0%		2023
Gabon	20%		2023
Gambia	10%		2023
Georgia	0%		2022 · HS 2017
Ghana	10%		2023
Gibraltar	12%		2023 · HS 2017
Grenada	13%	5% – 35%	2023 · HS 2012
Guatemala	0%		2023
Guinea	10%		2023
Guinea-Bissau	10%		2023
Guyana	6.7%	5% – 10%	2023 · HS 2017
Haiti	5%		2020 · HS 2017
Honduras	0%		2023
Hong Kong SAR China	0%		2023
Iceland	0%		2023
India	15%		2023
Indonesia	2.6%	0% – 5%	2023
Iran	23%	15% – 26%	2020 · HS 2017
Israel	4.5%	0% – 8.5%	2022 · HS 2017
Jamaica	6.7%	0% – 20%	2023
Japan	0%		2023
Jordan	5%		2023
Kazakhstan	2%	0% – 3%	2023
Kenya	10%		2023
Kiribati	35%	20% – 50%	2023 · HS 2002
Kuwait	5%		2023
Kyrgyzstan	2%	0% – 3%	2021 · HS 2017
Laos	10%		2023 · HS 2017
Lebanon	5%		2020 · HS 2017
Lesotho	10%	0% – 20%	2023
Liberia	10%		2023
Libya	5%		2021 · HS 2017
Liechtenstein	4.1%*	2.3% – 7.4%	2021 · HS 2017
Macao SAR China	0%		2023
Madagascar	10%		2023
Malawi	1.7%	0% – 5%	2021 · HS 2017
Malaysia	14%	0% – 30%	2023
Maldives	34%	0% – 50%	2023
Mali	10%		2023
Mauritania	10%		2023 · HS 2017
Mauritius	0%		2023
Mexico	3.3%	0% – 5%	2023 · HS 2017
Micronesia	4%		2021 · HS 2017
Moldova	0%		2023 · HS 2017
Mongolia	5%		2023
Montserrat	10%	0% – 25%	2023 · HS 2017
Morocco	21%	2.5% – 40%	2023
Mozambique	7.5%		2023
Myanmar (Burma)	3.9%	3% – 5%	2023 · HS 2017
Namibia	10%	0% – 20%	2023
Nauru	10%		2021 · HS 2017
Nepal	15%		2023
New Zealand	2%	0% – 5%	2023
Nicaragua	0%		2023
Niger	10%		2023
Nigeria	10%		2023
North Macedonia	8%		2023
Norway	0%		2023
Oman	5%		2023
Pakistan	27%	3% – 35%	2023
Palau	3%		2023 · HS 2012
Palestinian Territories	4.5%	0% – 8.5%	2017 · HS 2017
Panama	0%		2023
Papua New Guinea	0%		2023
Paraguay	8.7%	2% – 10%	2023 · HS 2017
Peru	0%		2023 · HS 2017
Philippines	1%		2023
Qatar	5%		2023
Russia	2%	0% – 3%	2021 · HS 2017
Rwanda	10%		2023
Samoa	8%		2020 · HS 2017
São Tomé & Príncipe	5%		2019 · HS 2017
Saudi Arabia	6%	5% – 7%	2023
Senegal	10%		2023
Seychelles	0%		2023
Sierra Leone	10%		2023
Singapore	0%		2023 · HS 2017
Solomon Islands	2.5%	0% – 5%	2023 · HS 2017
Somalia	15%		2023 · HS 2017
South Africa	10%	0% – 20%	2023
South Korea	8%		2023
Sri Lanka	0%		2023
St Kitts & Nevis	12%	5% – 25%	2023
St Lucia	10%	0% – 30%	2023 · HS 2012
St Pierre & Miquelon	5%		2021 · HS 2017
St Vincent & the Grenadines	6.7%	5% – 10%	2023
Sudan	10%		2021 · HS 2017
Suriname	5%		2023 · HS 2007
Switzerland	3.5%*	2% – 6.4%	2023
Syria	5%		2020 · HS 2012
Tajikistan	5%		2021 · HS 2012
Tanzania	10%		2023
Thailand	8.2%	0% – 10%	2023
Togo	10%		2023
Tonga	18%	15% – 20%	2023 · HS 2017
Trinidad & Tobago	6.7%	0% – 20%	2023 · HS 2012
Türkiye	9.7%		2023
Tuvalu	0%		2017 · HS 2017
Uganda	10%		2023
Ukraine	0%		2023 · HS 2017
United Arab Emirates	5%		2023
United Kingdom	2%		2023
United States	2%	0% – 2.5%	2023
Uruguay	14%	2% – 16%	2023 · HS 2017
Uzbekistan	0%		2021 · HS 2017
Vanuatu	5%		2023
Venezuela	15%	2% – 16%	2023 · HS 2017
Vietnam	12%	3% – 27%	2023
Wallis & Futuna	10%		2021 · HS 2012
Yemen	5%		2017 · HS 2017
Zambia	15%		2023
Zimbabwe	0.1%		2023

Tariff data years 2017–2023; rates may have changed since. * ad valorem equivalent of specific duties (UNCTAD estimate) · UNCTAD TRAINS, accessed via WITS (World Bank)

Classifications and correspondences

Where this HS subheading sits in the United Nations' statistical classifications, and which codes it had in earlier editions of the Harmonized System.

SITC Rev. 4

71391 Parts, n.e.s, for the internal combustion piston engines ofsubgroups 713.2, 713.3 & 713.8, suitable for use solely/principally with spark-ignition internal combustion piston engines.

End use (BEC Rev. 5)

Intermediate goods · BEC 511220

CPC 2.1 product

43151 Parts of spark-ignition reciprocating, compression ignition or rotary internal combustion piston engines

ISIC Rev. 4 activity

2930 Manufacture of parts and accessories for motor vehicles

Earlier HS editions

Correspondence tables of the United Nations Statistics Division (UNSD)

Binding rulings for similar goods 26

Recent rule changes mentioning this code

Acts whose text cites this code or its heading. Check the act itself: a code can be cited for reasons other than a change of its duty.

1. Anti-dumping 26 October 2026

   Certain Small Vertical Shaft Engines Between 99cc and up to 225cc, and Parts Thereof From the People's Republic of China: Continuation of Antidumping and Countervailing Duty Orders

   FR Doc. 2026-21819 · 91 FR 67272 · Source: federalregister.gov

2. Tariff change 29 September 2026

   UK Trade Tariff: measure changes on 1015 commodity codes

   Trade Tariff changes 2026-09-29 · Source: trade-tariff.service.gov.uk

3. Sanctions 8 September 2026 · Applies from: 29 September 2026

   The Iran (Sanctions) (Amendment) Regulations 2026

   S.I. 2026/983 · Source: legislation.gov.uk

4. Anti-dumping 20 August 2026

   Certain Large Vertical Shaft Engines Between 225cc and 999cc, and Parts Thereof From the People's Republic of China: Continuation of Antidumping Duty Order and Countervailing Duty Order

   FR Doc. 2026-17031 · 91 FR 53844 · Source: federalregister.gov

5. Import and export controls 11 July 2026

   İthalatta Gözetim Uygulanmasına İlişkin Tebliğ (No: 2026/43)

   RG 11.07.2026 sayı 33307 · Tebliğ 2026/43 · Source: resmigazete.gov.tr

6. Other 7 July 2026

   Update to Commodity Code Structure to maintain dynamic alignment with the EU – 7 July 2026

   Trade Tariff news 7126 · Source: trade-tariff.service.gov.uk

7. Quota 30 June 2026 · Applies from: 12 July 2026

   Council Regulation (EU) 2026/1465 of 25 June 2026 amending Regulation (EU) 2021/2283 opening and providing for the management of autonomous tariff quotas of the Union for certain agricultural and industrial products

   CELEX 32026R1465 · Source: eur-lex.europa.eu

8. Sanctions 31 March 2026 · Applies from: 1 April 2026

   Council Regulation (EU) 2026/759 of 30 March 2026 amending Regulation (EU) No 267/2012 concerning restrictive measures against Iran and repealing Regulation (EU) No 961/2010

   CELEX 32026R0759 · Source: eur-lex.europa.eu

Rule changes →

Questions and answers