Lamborghini V12

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Lamborghini V12
Bizzarrini Lamborghini Dallara.jpg
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
ManufacturerLamborghini
Production1963-2011
Layout
Configuration60° V12 petrol engine
Displacement3.5: 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 bore3.5: 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 stroke3.5: 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 materialCast aluminium alloy
Head materialCast aluminium alloy
Valvetraindouble 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 ratio6.2: 11.6:1
6.5: 11.1:1
2nd gen 6.5: 11.8:1
Combustion
Fuel system3.5/3.9/4.8/5.2: 6 Weber carburettors,
5.7/6.0/6.2/6.5: electronic multi-point sequential fuel injection
Fuel typePetrol/Gasoline
Oil system3.5/3.9: wet sump,
6.2/6.5: dry sump
Cooling systemWater-cooled
Output
Power output3.5: 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 power3.5: 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 output6.2: 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 weight253 kg (6.5 litres)/235 kg (2nd gen 6.5)
Chronology
SuccessorLamborghini V12 L539

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]

References[change | change source]

  1. "Lamborghini - History - Masterpieces - 350 GT". Automobili Lamborghini Holding Spa. Lamborghini.com. Archived from the original on 7 January 2010. Retrieved 9 January 2010.
  2. "Lamborghini 350, 400 & Islero". CarsFromItaly.net. Retrieved 9 January 2010.