Daewoo S-TEC engine
| Daewoo S-TEC engine | |
|---|---|
| Overview | |
| Manufacturer | Daewoo Motors (1991-2002) General Motors (2002-present) | 
| Also called | 
 | 
| Production | 1991-present | 
| Layout | |
| Configuration | Inline-3, Inline-4 | 
| Displacement | 
 | 
| Cylinder bore | 
 | 
| Piston stroke | 
 | 
| Cylinder block material | Cast iron | 
| Cylinder head material | Aluminum | 
| Valvetrain | 
 | 
| Compression ratio | 9.3:1, 9.5:1, 9.8:1, 10.2:1, 10.5:1 | 
| Combustion | |
| Turbocharger | Mitsubishi Heavy Industries one-stage single-scroll (Daewoo S-TEC III LL5 versions) | 
| Fuel system | Fuel injection | 
| Fuel type | |
| Oil system | Wet sump | 
| Cooling system | Water-cooled | 
| Output | |
| Power output | 36–110 kW (49–150 PS; 48–148 hp) | 
| Torque output | 71.5–230 N⋅m (52.7–169.6 lb⋅ft) | 
| Emissions | |
| Emissions control systems | EGR | 
| Chronology | |
| Successor | Small Gasoline Engine | 
S-TEC or M-TEC is a low-displacement engine range co-developed by Suzuki and Daewoo Motors for use in micro and subcompact cars. The original version was a license-built version of the Suzuki F8B engine; later generations were derived from the original design in South Korea.