Lamborghini V12
The Lamborghini V12 is a 60 degree V12 petrol engine that was made by Lamborghini between 1963 and 2011. the first version of this engine was the first internal combustion engine made by the company. It was first used in the Lamborghini 350GT.[1][2]
| Lamborghini V12 | |
|---|---|
 From left to right: Giotto Bizzarrini, Ferruccio Lamborghini and Gian Paolo Dallara at Sant'Agata Bolognese in 1963, with a Lamborghini V12 engine prototype. | |
| Overview | |
| Manufacturer | Lamborghini |
| Production | 1963-2011 |
| Layout | |
| Configuration | 60° V12 petrol engine |
| Displacement | 3.5: 3,465 cc (211.4 cu in), 3.9: 3,929 cc (239.8 cu in), 4.8: 4,754 cc (290.1 cu in), 5.2: 5,167 cc (315.3 cu in), 5.7: 5,707 cc (348.3 cu in), 6.0: 5,992 cc (365.7 cu in), 6.2: 6,192 cc (377.9 cu in), 6.5: 6,496 cc (396.4 cu in), 2nd gen 6.5: 6,498 cc (396.5 cu in) |
| Cylinder bore | 3.5: 77.0 mm (3.03 in) 6.2: 87.0 mm (3.43 in) 6.5: 88.0 mm (3.46 in) 2nd gen 6.5: 95.0 mm (3.74 in) |
| Piston stroke | 3.5: 62.0 mm (2.44 in) 6.2: 86.8 mm (3.42 in) 6.5: 89.0 mm (3.50 in) 2nd gen 6.5: 76.4 mm (3.01 in) |
| Block material | Cast aluminium alloy |
| Head material | Cast aluminium alloy |
| Valvetrain | double overhead camshaft, 3.5/4.0/4.8: 2-valves per cyl, 5.2/5.7/6.0/6.2/6.5: 4-valves per cyl |
| Compression ratio | 6.2: 11.6:1 6.5: 11.1:1 2nd gen 6.5: 11.8:1 |
| Combustion | |
| Fuel system | 3.5/3.9/4.8/5.2: 6 Weber carburettors, 5.7/6.0/6.2/6.5: electronic multi-point sequential fuel injection |
| Fuel type | Petrol/Gasoline |
| Oil system | 3.5/3.9: wet sump, 6.2/6.5: dry sump |
| Cooling system | Water-cooled |
| Output | |
| Power output | 3.5: 273.7 PS (201.3 kW; 270.0 bhp) 6.2: 580 PS (427 kW; 572 bhp) at 7,500 rpm 6.5: 640 PS (471 kW; 631 bhp) at 7,500 rpm 2nd gen 6.5: 700 PS (515 kW; 690 bhp) at 8250 rpm |
| Specific power | 3.5: 79.1 PS (58.2 kW; 78.0 bhp) per litre 6.2: 93.7 PS (68.9 kW; 92.4 bhp) per litre 6.5: 98.5 PS (72.4 kW; 97.2 bhp) per litre |
| Torque output | 6.2: 650 N·m (479 lbf·ft) at 5,500 rpm 6.5: 660 N·m (487 lbf·ft) at 5,200 rpm 2nd gen 6.5: 690 N·m (509 lbf·ft) at 5,500 rpm |
| Dimensions | |
| Dry weight | 253 kg (6.5 litres)/235 kg (2nd gen 6.5) |
| Chronology | |
| Successor | Lamborghini V12 L539 |
Lamborghini V12 Media
An early Lamborghini V12 engine used in the Espada and Jarama
Lamborghini Murciélago Roadster with its V12 engine on display
The V12 engine used in the Lamborghini Aventador LP 700-4
Lamborghini's 3.5L V12 Formula One engine, the 3512, at the Lamborghini Museum.
References
- ↑ "Lamborghini - History - Masterpieces - 350 GT". Automobili Lamborghini Holding Spa. Lamborghini.com. Archived from the original on 7 January 2010. Retrieved 9 January 2010.
- ↑ "Lamborghini 350, 400 & Islero". CarsFromItaly.net. Retrieved 9 January 2010.
