The new BMW M3 debuted at the 2014 annual annual Detroit Auto Show. It is not difficult to distinguish the new product from the standard version of the sedan; it has stylish elongated headlights with linzovannaya optics and LED sections of daytime running lights in...
BMW N73 Engine For Sale
This engine was made to replace the M73 unit. With the latter it shares the general architecture and some other features including:
splitting into 12 V- cylinders ;
60 ° angle between the banks ;
presence of the Double Vanos variable valve timing system ;
double Bosch DME electronic control unit
Salvage Yards & Engine Importers In USA
Compared to the M73 unit, however, it introduces some new features, first of all:
Valvetronic continuous variable valve timing system, which optimizes the work done by the double Vanos system ;
direct injection power ;
cylinder head with 4 valves per cylinder;
distribution with double overhead camshaft per bank.
View of the 6.75 liter BMW N73 mounted on a Rolls-Royce Phantom
These innovations have allowed the V12 to significantly reduce fuel consumption, to the point of being even cheaper than some BMW V8s born a few years earlier, but without direct injection and variable valve timing.
Thanks to its 89×80 mm bore and stroke measurements, this engine has a displacement of 5972 cm³ and delivers a maximum power of 445 HP at 6000 rpm, with a maximum torque of 600 Nm at 3950 rpm.
This engine was only fitted to the BMW 760i and 760Li E65 / 66 produced from 2003 to 2008.
Another unit with a displacement of 6749 cc was derived from the N73B60 unit, capable of delivering 460 hp of maximum power at 5350 rpm, with a peak torque of 720 N · m at 3500 rpm. However, this engine was not mounted on any BMW, but on the Rolls-Royce Phantom produced from 2003 onwards and on the Rolls-Royce Phantom Drophead Coupé (from 2007 ) and Phantom Coupé (from 2008 ). The house of the spirit of ecstasy passed under the control of BMW as early as 1998.
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