S-TEC or M-TEC is a low-displacement engine range co-developed by

Suzuki is a Japan, Japanese multinational corporation headquartered in Minami-ku, Hamamatsu, Japan. Suzuki manufactures automobiles, motorcycles, All-terrain vehicle, all-terrain vehicles (ATVs), outboard motor, outboard marine engines, wheelchairs ...

and

Daewoo Motors Daewoo Motors ( ) was a South Korean automotive company established in 1937 as "National Motors". The company changed its name several times until 1982 when it became "Daewoo Motors" following its acquisition by the Daewoo Group. After running ...

for use in micro and subcompact cars.

S-TEC

The first model was

SOHC 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 ...

straight-three engine A straight-three engine (also called an inline-triple or inline-three) is a three-cylinder piston engine where cylinders are arranged in a line along a common crankshaft. Less common than straight-four engines, straight-three engines have noneth ...

based on the powerplant of the Suzuki Alto. In 2002, the range was extended to and

inline-four engine A straight-four engine (also called an inline-four) is a four-cylinder piston engine where cylinders are arranged in a line along a common crankshaft. The vast majority of automotive four-cylinder engines use a straight-four layout (with the ...

s and updated with EGR valve to reduce emission. A new engine plant for the updated model T4 was built. The 1.0 version is used in

Chevrolet Matiz The Chevrolet Spark ( ko, 쉐보레 스파크, translit=) is a city car manufactured by General Motors's subsidiary GM Korea from 1998 to 2022. The vehicle was initially developed by Daewoo and was introduced in 1998 as the Daewoo Matiz ( ko, 대 ...

and the 1.2 in the European

Chevrolet Kalos Chevrolet ( ), colloquially referred to as Chevy and formally the Chevrolet Motor Division of General Motors Company, is an American automobile division of the American manufacturer General Motors (GM). Louis Chevrolet (1878–1941) and ous ...

. In 2004 the 0.8 and 1.0 engines were updated again. New intake and exhaust systems, along with low-friction aluminum

cam Calmodulin (CaM) (an abbreviation for calcium-modulated protein) is a multifunctional intermediate calcium-binding messenger protein expressed in all eukaryotic cells. It is an intracellular target of the secondary messenger Ca2+, and the bin ...

followers with rollers were added, resulting in better

economy An economy is an area of the production, distribution and trade, as well as consumption of goods and services. In general, it is defined as a social domain that emphasize the practices, discourses, and material expressions associated with the ...

. Applications: *1991-2001 Daewoo Tico/Fino *1998–present Chevrolet/Daewoo Matiz * Chevrolet/Daewoo Kalos

S-TEC II

For 2008, a new version dubbed S-TEC II is introduced with the new

Chevrolet Aveo The Chevrolet Aveo ( ) is a subcompact car (B-segment) marketed by General Motors since 2002. Originally marketed as the Daewoo Kalos, takeover of Daewoo Motors by General Motors (GM) also saw the car being marketed under seven brands (Chevrolet, ...

hatchback; new features include chain-driven 16-valve

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 c ...

valvetrain A valvetrain or valve train is a mechanical system that controls the operation of the intake and exhaust valves in an internal combustion engine. The intake valves control the flow of air/fuel mixture (or air alone for direct-injected engines) ...

and variable intake geometry. The 1.0 L version has been introduced with the 2010

Chevrolet Spark The Chevrolet Spark ( ko, 쉐보레 스파크, translit=) is a city car manufactured by General Motors's subsidiary GM Korea from 1998 to 2022. The vehicle was initially developed by Daewoo and was introduced in 1998 as the Daewoo Matiz ( ko, 대� ...

. A 1.2 L LPG/gasoline version was developed exclusively for the India market; called ''SMARTECH II'' and used in the 2010 Chevrolet Beat. Introduced in 2013, the 1.2 L version is available in the United States version of the

. Applications: * 2008-2011

* 2010–present

Chevrolet Sail The Chevrolet Sail () is a subcompact car produced by SAIC-GM, a joint venture of General Motors in China. Launched in 2001, it was sold as the Buick Sail in China in both in sedan and wagon form which were both based on Opel Corsa#Corsa B, Opel Co ...

* 2010–present Chevrolet Beat/Spark * 2018–present Wuling Formo * 2002-2012 Micro Privliege

S-TEC III

1.4 L applications: *

(second generation) *

(third generation) * 2013-2015

Chevrolet Spin The Chevrolet Spin is a mini MPV produced by General Motors under the Chevrolet marque. Developed by GM do Brasil, the vehicle replaced the Meriva and Zafira in South America with an option of two-row and three-row seating. It is produced in ...

Baojun 630 The Baojun 630 is a small family car/compact four-door notchback saloon and was the first car produced by SAIC-GM-Wuling through the Baojun brand. The 630 is manufactured in Liuzhou, Guangxi, China. It was launched at the 2011 Shanghai Auto ...

* 2013–2016

Chevrolet Lacetti The Daewoo Lacetti is a compact car manufactured and marketed globally by GM Korea since 2002. The first-generation Lacetti was available as a four-door sedan and five-door station wagon, styled by Pininfarina—and five-door hatchback styled b ...

Buick Excelle The Buick Excelle () is the common name for the subcompact cars marketed by Shanghai General Motors Company Limited () under GM's Buick brand. It is classified as a compact in china, but by international standards it is a subcompact car. The ori ...

(first generation) * 2016–present

(second generation) * Wuling Rongguang * Wuling Hongguang V (later Rongguang V) * Wuling Hongguang * Wuling Hongguang S * Wuling Hongguang S1/Confero S/Formo * Wuling Zhengcheng *

Wuling Victory The Wuling Victory () is a car produced by SAIC-GM-Wuling through the Wuling brand. It is a mid-size multi-purpose vehicle (MPV) with standard three-row seating. Overview The Victory debuted at the 2020 Chengdu Motor Show as the first global ...

* Buick Verano (second generation, China) * Baojun 310/310W * Baojun 330 * Baojun 610/630 * Baojun 730/Wuling Cortez CT * Baojun 510 * Baojun 530/Wuling Almaz/Chevrolet Captiva/MG Hector * Chevrolet Lova RV * 2017–present

Chevrolet Cavalier The Chevrolet Cavalier is a line of compact cars produced by Chevrolet. Serving as the replacement of the Chevrolet Monza, the Cavalier was the second Chevrolet model line to adopt front-wheel drive. Three versions of the Cavalier have been so ...

* 2014–2020 Chevrolet Cruze Classic (China) * 2014–2020 Chevrolet Cruze (China) * 2021–present Buick Velite 6 PHEV NOTE: Some horsepower and torque number have small differences on different models.

References

{{DEFAULTSORT:Daewoo S-Tec Engine Daewoo engines Suzuki engines Straight-three engines Straight-four engines Gasoline engines by model

S-TEC

S-TEC II

S-TEC III

See also

References