Cosworth TJ / CA engine
              < Cosworth TJ  
 
            
          | Cosworth TJ / CA | |
|---|---|
| Overview | |
| Manufacturer | Cosworth | 
| Production | 2005–2013 | 
| Layout | |
| Configuration | 90° V10 and V8 | 
| Displacement | 3.0 L (2,998 cc) 2.4 L (2,399 cc) | 
| Cylinder bore | 95 mm (3.7 in) 98 mm (3.9 in) | 
| Piston stroke | 42.3 mm (1.7 in) 39.75 mm (1.6 in) | 
| Cylinder block material | Aluminum alloy | 
| Cylinder head material | Aluminum alloy | 
| Valvetrain | 32-valve to 40-valve, DOHC, four-valves per cylinder | 
| Combustion | |
| Turbocharger | No | 
| Fuel system | Multi-point electronic fuel injection | 
| Management | Cosworth ECU (2005-2006) later McLaren ECU (2010-2013) | 
| Oil system | Dry sump | 
| Output | |
| Power output | 720–915 hp (537–682 kW) | 
| Torque output | 220–300 lb⋅ft (298–407 N⋅m) | 
| Dimensions | |
| Dry weight | 95–105 kg (209–231 lb) | 
| Chronology | |
| Predecessor | Cosworth CR | 
The TJ and CA series are a family of naturally-aspirated V10 and V8 Formula One racing engines, in both 2.4-litre and 3-litre engine configurations, designed and developed by Cosworth; and produced between 2005 and 2013. The customer engines were used by Minardi, Red Bull, Toro Rosso, Williams, Lotus, HRT, Virgin, and Marussia.