Mexico HS Code

HS Code 840991: Parts for spark-ignition type engines nes in Mexico

Q: Is HS code 840991 the same across all countries?

Yes — up to the 6-digit level, HS code 840991 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Mexico extends it under TIGIE.

Q: What system does Mexico use to classify HS code 840991?

Mexico classifies products under the Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE; locally TIGIE + NICO), which extends HS codes to 10 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 840991 in Mexico?

The official source is https://www.gob.mx/anam. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 840991 in Mexico

Under Mexico's Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE + NICO), HS Code 840991 is the WCO Harmonized System subheading for Parts for spark-ignition type engines nes. This is the most detailed internationally standardized level; Mexico extends classifications to 10 digits under its national tariff system. 840991 belongs to Section XVI: 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, Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof, Heading 8409: Parts suitable for use solely or principally with the engines of heading No 8407 or 8408.

Explore more 2026 Latest Mexico import export trade data and shipment records for HS Code Spark Ignition Engine Parts on TradeInt global trade data platform

Classification Path of HS Code 840991 in Mexico

Section XVI

Chapters (84-85) 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

Chapter 84

Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

HS Code 8409

Parts suitable for use solely or principally with the engines of heading No 8407 or 8408

HS Code 840991

Parts for spark-ignition type engines nes

HS Code 8409910500

Aluminum pistons, with outside diameter of 58 mm or more, not exceeding 140.0 mm, except those recognizable for agricultural and industrial tractors. Pistones (émbolos) de aluminio, con diámetro exterior superior o igual a 58 mm, sin exceder de 140.0 mm, excepto los reconocibles para tractores agrícolas e industriales.

HS Code 8409911100

Crankcases, except those recognizable for agricultural and industrial tractors. Cárteres, excepto los reconocibles para tractores agrícolas e industriales.

HS Code 8409919901

Recognizable as designed exclusively for motorcycles, motor scooters or similar, except those covered under commercial identification numbers 8409.91.99.03 and 8409.91.99.04. Reconocibles como diseñadas exclusivamente para motocicletas, motonetas o análogos, excepto lo comprendido en los números de identificación comercial 8409.91.99.03 y 8409.91.99.04.

HS Code 8409919902

Pistons, liners, rings or valves, whether or not presented in kits, except those covered under commercial identification number 8409.91.99.06. Pistones, camisas, anillos o válvulas, aun cuando se presenten en juegos ("kits"), excepto lo comprendido en el número de identificación comercial 8409.91.99.06.

HS Code 8409919903

Rocker arms, rocker shafts, tappets (lifters), valves with head diameter of 26 mm or more, not exceeding 52 mm, whether or not in kits. Balancines, barras de balancines, punterías (buzos), válvulas con diámetro de cabeza igual o superior a 26 mm, sin exceder de 52 mm, incluso en juegos ("kits").

HS Code 8409919904

Carburetors, except those covered under commercial identification numbers 8409.91.99.08 and 8409.91.99.13. Carburadores, excepto lo comprendido en los números de identificación comercial 8409.91.99.08 y 8409.91.99.13.

HS Code 8409919905

Intake and exhaust manifolds or pipes. Múltiples o tuberías de admisión y escape.

HS Code 8409919906

Liners with inside diameter of 66.7 mm (2 5/8 inches) or more, not exceeding 171.45 mm (6 3/4 inches), length of 123.95 mm (4 7/8 inches) or more, not exceeding 431.80 mm (17 inches), and wall thickness of 1.78 mm (0.070 inches) or more, not exceeding 2.5 mm (0.1 inches). Camisas con diámetro interior igual o superior a 66.7 mm (2 5/8 pulgadas) sin exceder de 171.45 mm (6 ¾ pulgadas), largo igual o superior a 123.95 mm (4 7/8 pulgadas), sin exceder de 431.80 mm (17 pulgadas) y espesor de pared igual o superior a 1.78 mm (0.070 pulgadas) sin exceder de 2.5 mm (0.1 pulgadas).

HS Code 8409919907

Recognizable for outboard motors and for marine engines of a power exceeding 600 hp. Reconocibles para motores fuera de borda y para motores marinos con potencia superior a 600 CP.

HS Code 8409919908

Carburetors, for motorcycles of a cylinder capacity of 550 cm3 or more. Carburadores, para motocicletas con capacidad de cilindrada igual o superior a 550 cm³.

HS Code 8409919909

Tubular valve push rods; rod protector tubes. Varillas tubulares empujadoras de válvulas; tubos de protectores de varillas.

HS Code 8409919910

Caps, spring seats, or valve seats, valve guides. Tapas, asientos para resorte, o asientos para válvulas, guías para válvulas.

HS Code 8409919911

Top engine covers (rocker covers) and side covers, front timing gear or distribution gear cover of the engine. Tapas superiores del motor (de balancines) y laterales, tapa frontal de ruedas o engranes de distribución del motor.

HS Code 8409919912

Crankshaft vibration dampers (damper). Amortiguadores de vibraciones del cigüeñal (damper).

HS Code 8409919913

Single-venturi (single-throat) carburetors, except for motorcycles. Carburadores de un venturi (garganta), excepto para motocicletas.

HS Code 8409919914

Identifiable for the manufacture of tappets (lifters), except calibrated balls and helical springs. Identificables para la fabricación de punterías (buzos), excepto bolas calibradas y resortes (muelles) helicoidales.

HS Code 8409919915

Piston pins ("wrist pins"), except those recognizable for agricultural and industrial tractors and those covered under commercial identification number 8409.91.99.01. Ejes ("pernos") para pistón (émbolo), excepto los reconocibles para tractores agrícolas e industriales y lo comprendido en el número de identificación comercial 8409.91.99.01.

HS Code 8409919916

Cylinder head sub-assembly of the engine. Subensamble de cabeza (culata) del motor.

HS Code 8409919999

Other. Los demás.

Mexico Tariff Classification: Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE)

In Mexico, HS 840991 is classified under the Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE + NICO) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE)

Local name TIGIE + NICO

Digits 10

Official source https://www.gob.mx/anam

You know what 840991 means. Now see 2026 latest real trade activity for Spark Ignition Engine Parts in Mexico.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest Mexico Import Data Search 2026 Latest Mexico Export Data

Top Trading Product of HS Code 8409

Top Mexico import Product Under HS Code 8409

1 840991: Parts for spark-ignition type engines nes $3.3B 2 840999: "Parts suitable for use solely or principally with compression-ignition internal combustion piston engine diesel or semi-diesel engine"", n.e.s.""" $1.2B 3 840910: Parts for spark-ignition type aircraft engines $2.9M

Figures shown for 2025.

For more 2026 recent data, search for Mexico import trade records

Top Mexico export Product Under HS Code 8409

1 840991: Parts for spark-ignition type engines nes $4.2B 2 840999: "Parts suitable for use solely or principally with compression-ignition internal combustion piston engine diesel or semi-diesel engine"", n.e.s.""" $1.4B 3 840910: Parts for spark-ignition type aircraft engines $3.3M

Figures shown for 2025.

For more 2026 recent data, search for Mexico export trade records

Related HS Code to Mexico Spark Ignition Engine Parts (840991)

HS Code 8409910500

Aluminum pistons, with outside diameter of 58 mm or more, not exceeding 140.0 mm, except those recognizable for agricultural and industrial tractors.

HS Code 8409911100

Crankcases, except those recognizable for agricultural and industrial tractors.

HS Code 8409919901

Recognizable as designed exclusively for motorcycles, motor scooters or similar, except those covered under commercial identification numbers 8409.91.99.03 and 8409.91.99.04.

HS Code 8409919902

Pistons, liners, rings or valves, whether or not presented in kits, except those covered under commercial identification number 8409.91.99.06.

HS Code 8409919903

Rocker arms, rocker shafts, tappets (lifters), valves with head diameter of 26 mm or more, not exceeding 52 mm, whether or not in kits.

HS Code 8409919904

Carburetors, except those covered under commercial identification numbers 8409.91.99.08 and 8409.91.99.13.

HS Code 8409919905

Intake and exhaust manifolds or pipes.

HS Code 8409919906

HS Code 8409919907

Recognizable for outboard motors and for marine engines of a power exceeding 600 hp.

HS Code 8409919908

Carburetors, for motorcycles of a cylinder capacity of 550 cm3 or more.

Frequently Asked Questions

What is HS code 840991 in Mexico?

HS code 840991 covers Parts for spark-ignition type engines nes in Mexico. It sits in Chapter 84 (Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), Heading 8409 of the Harmonized System, and is classified under TIGIE.

Is HS code 840991 the same across all countries?

What system does Mexico use to classify HS code 840991?

Where can I officially look up HS code 840991 in Mexico?