Alfa Romeo JTS engine
The JTS engine (Jet Thrust Stoichiometric) is a gasoline direct injection engine produced by Alfa Romeo. It exists in two forms, straight-4 and V6, and was introduced into the Alfa lineup in 2002.
| Alfa Romeo JTS engine | |
|---|---|
| Overview | |
| Manufacturer | Fiat Auto (2002-2005) Fiat Powertrain Technologies (2005-2011) |
| Production | 2002–2011 |
| Layout | |
| Configuration | Straight-4, 60° V6 |
| Displacement | 2.0 L (1,970 cc) 1.9 L (1,859 cc) 2.2 L (2,198 cc) 3.2 L (3,195 cc) |
| Cylinder bore | 83 mm (3.27 in) 86 mm (3.39 in) 89 mm (3.50 in) |
| Piston stroke | 91 mm (3.6 in) 80 mm (3.1 in) 94.6 mm (3.72 in) 85.6 mm (3.37 in) |
| Cylinder block material | aluminium alloy cast-iron (2.0 JTS) |
| Cylinder head material | Aluminium alloy |
| Valvetrain | DOHC 4-valve with VVT |
| Compression ratio | 11.25:1 |
| Combustion | |
| Fuel system | Direct injection |
| Fuel type | Petrol |
| Cooling system | Water-cooled |
| Output | |
| Power output | 160–260 PS (118–191 kW; 158–256 hp) |
| Torque output | 206–322 N⋅m (152–237 lb⋅ft) |
| Dimensions | |
| Dry weight | 168 kg (370 lb) (3.6 V6 High Feature engine) |
| Chronology | |
| Predecessor | Alfa Romeo Twin Spark Alfa Romeo V6 engine |
| Successor | FCA Global Medium Engine (I4) Alfa Romeo 690T engine (V6) |
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