Saab B engine
| B engine | |
|---|---|
| Overview | |
| Manufacturer | Saab Automobile |
| Production | 1972-1981 |
| Layout | |
| Configuration | Inline-4 |
| Displacement | 2.0 L; 121.1 cu in (1,985 cc) |
| Cylinder bore | 90 mm (3.54 in) |
| Piston stroke | 78 mm (3.07 in) |
| Cylinder block material | Cast iron |
| Cylinder head material | Aluminium |
| Valvetrain | SOHC |
| Compression ratio | 7.2:1, 7.5:1, 8.7:1, 9.0:1, 9.2:1, 9.5:1 |
| Combustion | |
| Turbocharger | Single Garrett AiResearch T3 (99 Turbo) |
| Fuel system | Zenith-Stromberg carburettors Mechanical fuel injection |
| Management | Bosch D-Jetronic |
| Fuel type | Petrol |
| Oil system | Wet sump |
| Cooling system | Water-cooled |
| Output | |
| Power output | 85–220 hp (63.4–164.1 kW) |
| Torque output | 157–174 lb⋅ft (213–236 N⋅m) |
| Emissions | |
| Emissions control systems | Catalytic converter |
| Chronology | |
| Predecessor | Triumph slant-four engine |
| Successor | Saab H engine |
The Saab B engine is an inline four-cylinder car petrol engine developed by Saab Automobile. A redesign of the Triumph slant-four engine, the B engine displaced 2.0 L and first appeared in 1972. The B engine was used in the Saab 99 and 900 models. Saab began to phase the engine out in 1981.