The Suzuki K engine family is a series of all

aluminium Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. I ...

inline-three or four cylinder automobile engines from Suzuki, introduced in 1994. The displacement is ranging from 0.7 L to 1.5 L. This is a

timing chain In a piston engine, either a timing belt (also called a ''cambelt'') or timing chain or set of timing gears is used to synchronize the rotation of the crankshaft and the camshaft. This synchronisation ensures that the engine's valves open and cl ...

head driven

DOHC An overhead camshaft (OHC) engine is a piston engine where the camshaft is located in the cylinder head above the combustion chamber. This contrasts with earlier overhead valve engines (OHV), where the camshaft is located below the combustion cha ...

4-valve per cylinder engine with VVT, using multipoint fuel injection or direct injection fuel system,

turbo In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pr ...

charged for some variants and also available with

hybrid electric A hybrid electric vehicle (HEV) is a type of hybrid vehicle that combines a conventional internal combustion engine (ICE) system with an electric propulsion system (hybrid vehicle drivetrain). The presence of the electric powertrain is intended ...

technology. Since 2013, some of the K engines range has been upgraded with Dualjet technology. The upgrades including new two

injector An injector is a system of ducting and nozzles used to direct the flow of a high-pressure fluid in such a way that a lower pressure fluid is entrained in the jet and carried through a duct to a region of higher pressure. It is a fluid-dynamic ...

s per cylinder, smaller compression chamber, increasing the compression ratio, improving the thermal efficiency, redesigned

water jacket A water jacket is a water-filled casing surrounding a device, typically a metal sheath having intake and outlet vents to allow water to be pumped through and circulated. The flow of water to an external heating or cooling device allows precise t ...

shape, adding piston cooling oil jets, adoption of water-cooled EGR system and several other changes for fuel efficiency. The

charged variant with direct injection fuel system is called Boosterjet. Furthermore, a mild hybrid technology with 12 or 48-volt Integrated Motor Generator (ISG) dubbed as ''Smart Hybrid Vehicle by Suzuki (SHVS)'' is also available for markets with stricter emission regulation, such as in Europe, Japan, Singapore and India. This mild hybrid technology is helping to increase fuel mileage, providing optional acceleration and also reduce the emissions. The strong hybrid variant with Motor Generator Unit (MGU) is also available in Europe and Japan.

Three-cylinder

K6A

This is the first K engine that appeared in 1994 and discontinued in 2018. It is the smallest in the family and also the first K engine with VVT. This engine are available in several version, such as naturally aspirated, turbocharged,

lean-burn Lean-burn refers to the burning of fuel with an excess of air in an internal combustion engine. In lean-burn engines the air:fuel ratio may be as lean as 65:1 (by mass). The air / fuel ratio needed to stoichiometrically combust gasoline, by cont ...

CNG Compressed natural gas (CNG) is a fuel gas mainly composed of methane (CH4), compressed to less than 1% of the volume it occupies at standard atmospheric pressure. It is stored and distributed in hard containers at a pressure of , usually in cy ...

and strong hybrid. The hybrid version was also the first hybrid engine in kei car class and only available for Suzuki Twin. Technical specifications: *Displacement: *Bore and stroke: 68 mm x 60.4 mm *Valvetrain: DOHC, 12-valve, with or without VVT *Compression ratio: 8.4–8.9 (turbo), 10.5 (NA) *Maximum power: ** at 5500–6500 rpm (NA) ** at 6000–6500rpm (turbo) ** at 6500 rpm (CNG) *Maximum torque: ** at 3500–4000 rpm (NA) ** at 3000–3500rpm (turbo) ** at 3500 rpm (CNG) Applications: *Naturally aspirated **1995–2018 Suzuki Jimny **1997–2012 Suzuki Wagon R/Mazda AZ-Wagon **1998–2008 Suzuki Kei **1998–2014 Suzuki Alto **1998–2014 Mazda Carol **1999–2006 Mazda Laputa **2001–2011 Suzuki MR Wagon/Nissan Moco **2001–2013 Suzuki Carry/Every **2001–2013 Mazda Scrum Truck **2002–2008 Mazda Spiano **2002–2015

Suzuki Alto Lapin The Suzuki Lapin is a kei car with a five-door hatchback body, manufactured since 2002 by Suzuki for the Japanese market only, and was also marketed in Japan only by Mazda as Mazda Spiano under an OEM agreement through their Autozam stores unti ...

**2003–2005 Suzuki Twin **2004–2009 Arctic Cat T660 **2006–2009

Suzuki Cervo is a Japanese multinational corporation headquartered in Minami-ku, Hamamatsu, Japan. Suzuki manufactures automobiles, motorcycles, all-terrain vehicles (ATVs), outboard marine engines, wheelchairs and a variety of other small internal co ...

**2008–2013 Suzuki Palette **2009–2013 Nissan Roox **2010–2010

Nissan Pino The is a kei car produced by Suzuki since 1979. The model, currently in its ninth generation, was first introduced in 1979 and has been built in many countries worldwide. The Alto originated as a commercial vehicle derivative of the Fronte, ...

**2012–2013 Mazda Flair Wagon *Turbocharged **1994–1998 Suzuki Alto **1995–1998 Suzuki Cappuccino **1995–2018 Suzuki Jimny **1997–2012 Suzuki Wagon R/Mazda AZ-Wagon **1998–2008 Suzuki Kei **1998–2008 Mazda AZ-Offroad **1999–2006 Mazda Laputa **2001–2011 Suzuki MR Wagon/Nissan Moco **2001–2013 Suzuki Every/Mazda Scrum Van **2002–2008 Mazda Spiano **2002–2015

**2004–2009 Arctic Cat T660 Turbo (110 hp) **2006–2009

**2008–2013 Suzuki Palette **2009–2013 Nissan Roox **2012–2013 Mazda Flair Wagon **2013–2017 Caterham 7 160/165 (80 hp)

K10B

The three-cylinder 1.0-litre version of K engine, fitted in many Suzuki's

city car The A-segment is the 1st category in the passenger car classification system defined by the European Commission. It is used for city cars, the smallest category of passenger cars defined. A-segment sales represent approx. 7-8% of the market in ...

s since 2008. In 2014, this engine was reworked by increasing the compression ratio from 10.0 to 11.0:1 and known as ''K-Next''. This changes claimed to increase the petrol mileage over 23km/L, achieved maximum power on lower rev and reduced frictional losses. CNG variant also available for Indian domestic market. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 79.4 mm *Valvetrain: DOHC, 12-valve *Compression ratio: 10.0–11.0 *Maximum power: ** at 6000 rpm ** at 6000 rpm (CNG) *Maximum torque: ** at 3500 rpm ** at 3500 rpm (CNG) Applications: *2008–2014 Suzuki Splash *2008–2014 Opel/Vauxhall Agila ecoFLEX *2009–2014 Suzuki Alto/A-Star/Nissan Pixo *2009–2014 Maruti Suzuki Estilo/Karimun Estilo (India & Indonesia) *2010–present Suzuki Wagon R (India 010-2022 Pakistan & Sri Lanka) *2010–2020 Suzuki Alto K10 *2013–2021 Suzuki Karimun Wagon R (Indonesia) *2014–present Suzuki Celerio/Cultus (India 014-2021 *2019–present Suzuki S-Presso

K10C

Reworked version of K10B engine with naturally aspirated Dualjet or turbocharged direct injection Boosterjet technology. The compression ratio was increased from 11.0:1 to 12.0:1 for more thermal efficiency and reduced frictional losses. Suzuki's ''SHVS'' mild hybrid system is available for this engine in European and Japanese market. The CNG version is also available for Indian market. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 79.4 mm *Valvetrain: DOHC, 12-valve, Single or Dual VVT *Compression ratio: 10.0 (turbo), 12.0 (NA) *Maximum power: ** at 5500–6000 rpm (NA) ** at 5300 rpm (CNG) ** at 1000 rpm (electric motor) ** at 5500 rpm (turbo) *Maximum torque: ** at 3500 rpm (NA) ** at 3400 rpm (CNG) ** at 1500–4500 rpm (turbo) ** at 100 rpm (electric motor) Applications: *Naturally aspirated **2015–present Suzuki Celerio **2022–present (Maruti) Suzuki Wagon R **2022–present (Maruti) Suzuki Alto K10 **2022–present Suzuki S-Presso *Turbocharged **2015–2022 Suzuki Baleno **2016–2021 Suzuki SX4 S-Cross (Europe) **2017–present

Suzuki Swift The is a supermini car ( B-segment) produced by Suzuki. The vehicle is classified as a B-segment marque in the European single market, a segment referred to as a supermini in the British Isles. Prior to this, the "Swift" nameplate had been a ...

**2017–present Suzuki Xbee **2018–2021 Suzuki Vitara (Europe)

Four-cylinder

K10A

The smallest four-cylinder K-series engine. Technical specifications: *Displacement: *Bore and stroke: 68 mm x 68.6 mm *Valvetrain: DOHC, 16-valve, with or without VVT *Compression ratio: 8.4 (turbo), 10.0 (NA) *Maximum power: ** at 6500–7000 rpm (NA) ** at 6500 rpm (turbo) *Maximum torque: ** at 3500 rpm (NA) ** at 4000 rpm (turbo) Applications: *Naturally aspirated **1997–2002 Suzuki Wagon R+ **1999–2001 Chevrolet Wagon R+ (Colombia/Ecuador) **1999–2003 Chevrolet Alto (Colombia/Ecuador) **2000–2002 Chevrolet MW (Japan) *Turbocharged **1997–2000 Suzuki Wagon R+ (Japan) **2000–2002 Chevrolet MW (Japan)

K12A

Technical specifications: *Displacement: *Bore and stroke: 71 mm x 74 mm *Valvetrain: DOHC, 16-valve *Compression ratio: 9.3 *Maximum power: ** at 6000 rpm *Maximum torque: ** at 3250 rpm Applications: *1998–2000 Suzuki Wagon R+ (Europe)

K12B

Appeared first in 2008 and reworked with Dualjet technology in 2013. In China, this engine was also used by Suzuki's former joint venture partners,

Changan Suzuki Changan Suzuki (officially Changan Suzuki Automobile Co., Ltd.) was an automobile manufacturing company headquartered in Chongqing, China and a joint-venture between Chang'an Automobile Group and Suzuki. Chang'an began assembling subcompact com ...

and its subsidiaries. Known under ''E-Power EA12'' or ''JL473Q'' names. Suzuki K12B Dual Jet

Technical specifications: *Displacement: *Bore and stroke: 73 mm x 74.2 mm *Valvetrain: DOHC, 16-valve, VVT *Compression ratio: 11.0–12.0 *Maximum power: ** at 5500–6000 rpm *Maximum torque: ** at 4400–4800 rpm Applications: *2008–2014 Suzuki Splash *2008–2014 Opel/Vauxhall Agila *2010–2017

*2011–2015 Suzuki Solio/Mitsubishi Delica D:2 *2012–present Changan/Changhe/Chana Star series *2013–2016 Changan CX20 *2014–present Suzuki Ciaz *2014–present Changan SC6418 *2019–present Esemka Bima 1.2

K12C

The Dualjet version of K12B engine and can also combined with 12-volt SHVS mild hybrid technology or a strong hybrid system with Motor Generator Unit (MGU). Technical specifications: *Displacement: *Bore and stroke: 73 mm x 74.2 mm *Valvetrain: DOHC, 16-valve, Dual VVT *Compression ratio: 12.5 *Maximum power: ** at 6000 rpm ** at 1000 rpm (mild hybrid electric motor) ** at 3185–8000 rpm (strong hybrid electric motor) *Maximum torque: ** at 4400 rpm ** at 100 rpm (mild hybrid electric motor) ** at 1000–3185 rpm (strong hybrid electric motor) Applications: *2015–present Suzuki Solio/Mitsubishi Delica D:2 *2017–present

*2015–present

Suzuki Ignis The is an automobile nameplate that was first produced by Suzuki in 2000 as a subcompact car, replacing the Suzuki Cultus, and subsequently as a crossover-styled city car from 2016. The Cultus retailed under various names globally, notably as th ...

*2015–2020 Suzuki Baleno (Europe and Japan)

K12D

Replacing the previous K12C Dualjet engine for European (and several other markets), as the European emission standard has moved to Euro 6d stage. The displacement is the same as K12M and K12N Dualjet engines. The SHVS mild hybrid system is also standard. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 71.5 mm *Valvetrain: DOHC, 16-valve, Dual VVT *Compression ratio: 13.0 *Maximum power: ** at 6000 rpm ** at 800 rpm (electric motor) *Maximum torque: ** at 2000 rpm ** at 499 rpm (electric motor) Applications: *2020–present Suzuki Swift Hybrid *2020–present Suzuki Ignis Hybrid

K12M

Maruti Suzuki Dzire VXi VVT Engine - Subcompact Car - Kolkata 20180118133703

Destroked version of the K12B, developed by

Maruti Suzuki Maruti Suzuki India Limited, formerly known as Maruti Udyog Limited, is an Indian automobile manufacturer, based in New Delhi. It was founded in 1981 and owned by the Government of India until 2003, when it was sold to the Japanese automaker ...

. Mainly for the Indian market as the country imposed higher excise tax for petrol engines larger than 1,200 cc. This engine is also available for markets in South East Asia, South America and Africa. VVT technology was added for this engine in 2012. In February 2018, the Dualjet version was introduced first in Thailand with higher 11.5:1 compression ratio. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 71.5 mm *Valvetrain: DOHC, 16-valve, with or without VVT *Compression ratio: 10.5–11.5 *Maximum power: ** at 6000 rpm ** at 6000 rpm (CNG) *Maximum torque: ** at 4000–4400 rpm ** at 4000 rpm (CNG) Applications: *2009–2016 Suzuki Splash/Maruti Ritz *2010–2021

*2010–2021 Suzuki Dzire *2015–2022 Suzuki Baleno (India) *2017–present

*2019–2022 Suzuki Wagon R (India) *2019–2022 Toyota Glanza (India)

K12N

Dualjet version of K12M engine with and also available with ''SHVS'' mild hybrid technology. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 71.5 mm *Valvetrain: DOHC, 16-valve, Dual VVT *Compression ratio: 12.0 *Maximum power: ** at 6000 rpm ** at 6000 rpm (CNG) *Maximum torque: ** at 4200 rpm ** at 4300 rpm (CNG) Applications: *2020–present Suzuki Dzire (India) *2021–present

(India) *2019–present Suzuki Baleno/Toyota Glanza (India) *2022–present Suzuki Wagon R (India)

K14B

Similar as K12B, this engine was also used by Suzuki's former joint venture partner in China. Known under ''E-Power EA14'' or ''JL473Q1'' names. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 82 mm *Valvetrain: DOHC, 16-valve, VVT *Compression ratio: 10.0–11.0 *Maximum power: ** at 6000 rpm ** at 6000 rpm (CNG) *Maximum torque: ** at 4000–4800 rpm ** at 4000–4800 rpm (CNG) Applications: *2010–2017

*2011–2018 Changhe Spla (China/South America) *2012–present

Changhe Big Dipper The Changhe Beidouxing (北斗星) or Changhe Big Dipper is a mini MPV produced by BAIC under the Changhe marque since 2004. First generation (2004) The Changhe Beidouxing was based on the same platform as the first generation Suzuki Wagon R+, ...

*2012–present Changhe Suzuki Landy/Coolcar *2012–2016

Changhe Ideal The Changhe Ideal is a city car produced by Jiangxi Changhe Suzuki Automobile Company, in a joint-venture between Chinese and Japanese automakers Changhe and Suzuki, since 2003. The model is known in Brazil as the Effa M100, in Uruguay as the E ...

*2012–2019 Suzuki Ertiga *2013–2015 Chana Eulove *2013–present Changan Alsvin *2013–2016 Changan CX20 *2013–2017

Mazda VX-1 The Suzuki Ertiga is a car manufactured by the Japanese carmaker Suzuki since 2012. It is a multi-purpose vehicle (MPV) with standard three-row seating. The first-generation model is heavily based on the Swift while the second-generation model in ...

(Indonesia) *2013–2018 Changhe Suzuki Liana (China) *2014–present Changan Benni *2014–2015 Chana Taurustar *2014–2017

Changan Alsvin V3 The Changan Alsvin V3 is a subcompact sedan produced by Chinese auto maker Changan Automobile. Overview Previewed by the Changan B501 concept, the production version Alsvin V3 subcompact sedan debuted at the 2011 Guangzhou Auto Show. Later actua ...

*2014–present Suzuki Ciaz *2015–present

Changhe Freedom M50 The Weiwang M20, M30, and M35 are mini MPVs produced by Weiwang, a sub-brand of BAIC. Weiwang M20 The Beijing Auto Weiwang M20 debuted during the 2013 Guangzhou Auto Show with the first examples of the mini-MPV available with a pre-sale price o ...

*2016–2019

Proton Ertiga The Suzuki Ertiga is a car manufactured by the Japanese carmaker Suzuki since 2012. It is a multi-purpose vehicle (MPV) with standard three-row seating. The first-generation model is heavily based on the Suzuki Swift, Swift while the second-genera ...

(Malaysia) *2017–2022 Suzuki Baleno *2020–2022

Toyota Starlet The is a subcompact car manufactured by Toyota from 1973 until 1999, replacing the Publica, but retaining the Publica's "P" code and generation numbering. The first generation Starlet was sold as the Publica Starlet in some markets. In Japan ...

(Africa)

K14C

Boosterjet version of K14B engine with direct injection and turbocharger. This engine is no longer available since mid-2020 for European market and replaced by ''K14D Boosterjet'' mild hybrid engine. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 82 mm *Valvetrain: DOHC, 16-valve, VVT *Compression ratio: 9.9 *Maximum power: ** at 5500 rpm *Maximum torque: ** at 1500–4000 rpm Applications: *2015–present Suzuki Vitara/Escudo *2016–present Suzuki SX4 S-Cross *2018–present Suzuki Swift Sport

K14D

Reworked K14C Boosterjet engine for European market. Combined with a 48-volt SHVS mild hybrid technology to pass Euro 6d emission standard. Technical specifications: *Displacement: *Bore and stroke: 73 mm x 82 mm *Valvetrain: DOHC, 16-valve, Dual VVT *Compression ratio: 10.8 *Maximum power: ** at 5500 rpm ** at 3000 rpm (electric motor) *Maximum torque: ** at 2000 rpm ** at 3000 rpm Applications: *2020–present Suzuki SX4 S-Cross Hybrid (Europe) *2020–present Suzuki Swift Sport Hybrid (Europe, Singapore, Taiwan, Hong Kong and Macau) *2020–present Suzuki Vitara Hybrid (Europe)

K15B

The biggest engine in the range. SHVS mild hybrid system also available and claimed over 17% more fuel efficient that the non-SHVS engine. Technical specifications: *Displacement: *Bore and stroke: 74 mm x 85 mm *Valvetrain: DOHC, 16-valve, VVT *Compression ratio: 10.0–10.5 *Maximum power: ** at 6000 rpm ** at 6000 rpm (CNG) *Maximum torque: ** 4000–4400 rpm ** at 4400 rpm (CNG) Applications: *2018–present Suzuki Ciaz Hybrid (India) *2018–present Suzuki Ertiga *2018–present Suzuki Jimny Sierra *2019–present Suzuki XL6/XL7 *2020–present

Suzuki S-Cross The Suzuki SX4 is a subcompact car and crossover produced by Japanese automaker Suzuki since 2006. A successor of the Aerio tall hatchback and sedan, the first-generation model was available as a hatchback and sedan, with the former available i ...

Hybrid (India) *2020–present Suzuki Vitara Brezza/Toyota Urban Cruiser *2021–present

Toyota Belta The , referred to in North American and Australian markets as the Yaris and in Asian markets as the Vios, is a subcompact sedan manufactured by Toyota. The successor to the Platz sedan, the Belta has increased in size over the previous gen ...

(Middle East) *2022–present Suzuki Baleno

K15B-C

This engine is similar as the regular K15B, but designed for commercial use. The differences are including different

cylinder head In an internal combustion engine, the cylinder head (often abbreviated to simply "head") sits above the cylinders and forms the roof of the combustion chamber. In sidevalve engines, the head is a simple sheet of metal; whereas in more modern ...

cover made from

metal A metal (from Greek μέταλλον ''métallon'', "mine, quarry, metal") is a material that, when freshly prepared, polished, or fractured, shows a lustrous appearance, and conducts electricity and heat relatively well. Metals are typicall ...

with 7 bolts instead of

resin In polymer chemistry and materials science, resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into polymers. Resins are usually mixtures of organic compounds. This article focuses on n ...

material with 12 bolts on the regular K15B engine, different

intake manifold In automotive engineering, an inlet manifold or intake manifold (in American English) is the part of an engine that supplies the fuel/ air mixture to the cylinders. The word ''manifold'' comes from the Old English word ''manigfeald'' (from the ...

position, shorter camshaft profile, lower compression ratio pistons, different timing chain cover design without engine mount (similar as previous generation

Suzuki Carry The is a kei truck produced by the Japanese automaker Suzuki. The microvan version was originally called the Carry van until 1982 when the passenger van versions were renamed as the . In Japan, the Carry and Every are '' kei cars'' but the Su ...

) and different oil pan shape. Technical specifications: *Displacement: *Bore and stroke: 74 mm x 85 mm *Valvetrain: DOHC, 16-valve *Compression ratio: 10.0 *Maximum power: ** at 5600 rpm *Maximum torque: ** at 4400 rpm Application: *2019–present

(International model)

K15C

Dualjet version of K15B engine, it is available in Europe and Japan with 140V strong hybrid combined to a Motor Generator Unit (MGU). Mild hybrid and CNG version is also available, the latter is only available in India. Technical specifications: *Displacement: *Bore and stroke: 74 mm x 85 mm *Valvetrain: DOHC, 16-valve, Dual VVT *Compression ratio: 12.0-13.0 *Maximum power: ** at 6000 rpm ** at 5500 rpm (CNG) ** at 900 rpm (MHEV electric motor) ** at 5500 rpm (HEV electric motor) ** at 5500 rpm (petrol + HEV electric motor) *Maximum torque: ** at 4400 rpm ** at 4200 rpm ** at 100-2000 rpm (HEV electric motor) Application: *2022–present

Suzuki Brezza The Suzuki Brezza (known as Vitara Brezza for the first generation) is a subcompact crossover SUV from Suzuki and manufactured by Maruti Suzuki in India. The Brezza is the first Suzuki-branded car which was fully developed in India. The model w ...

*2022–present Suzuki Ertiga (India) *2022–present Suzuki Grand Vitara/Toyota Urban Cruiser Hyryder *2022–present Suzuki SX4 S-Cross Full Hybrid (Europe) *2022–present Suzuki Vitara/Escudo Full Hybrid (Europe/Japan) *2022–present

Suzuki XL6 The Suzuki Ertiga is a car manufactured by the Japanese carmaker Suzuki since 2012. It is a multi-purpose vehicle (MPV) with standard three-row seating. The first-generation model is heavily based on the Swift while the second-generation model int ...

(India)

References

{{Suzuki vehicles Suzuki engines