Its latest - generation 3.0 - litre straight - six diesel comes with an all - aluminium
crankcase as well as common - rail direct fuel injection with piezo - injectors, delivers 180 kW at 4,000 rpm, and gives the car average fuel consumption in the combined EU cycle of just 6.5 litres / 100 kilometres, as well as a CO2 emission rating of just 173 grams per kilometer.
Single arm with engine
crankcase as swinging element, served by a single dual chamber shock with 4 - setting adjustable spring preload.
Better engine crankcase breathing and efficiency.: Significant development work and computer - aided engineering optimized the cylinder block for more efficient airflow in
the crankcase as the pistons move up and down in the bores, resulting in improved torque at higher engine speeds.
Not exact matches
As cool as the turbo noises are, they only partially mask the engine - there are four - cylinders that would sound better with a connecting rod poking through their crankcase
As cool
as the turbo noises are, they only partially mask the engine - there are four - cylinders that would sound better with a connecting rod poking through their crankcase
as the turbo noises are, they only partially mask the engine - there are four - cylinders that would sound better with a connecting rod poking through their
crankcases.
The head gasket between the
crankcase and the cylinder head could show weakness
as the differing expansion expands one component a bit more than the other and over time weaken adhesion between the two surfaces resulting in a failure.
Depending on the type of engine, once the starter is engaged the volume of the
crankcase will remain fairly constant,
as the volume lost by one piston moving down will be negated by another piston moving up.
A leak down tester will pressurize your combustion chambers and allow you to listen at your intake and exhaust valves for leaks
as well
as your
crankcase ventilation for head gasket and ring leaks.
Most likely
as Handy Howie points out, it could be fuel leaking through the fuel pump into the
crankcase of your engine, raising the apparent amount of oil, but now it would be diluted with fuel.
The pressure is created by the churning and heating of oil,
as well
as some of the combustion gasses escaping past the piston rings into the
crankcase (known
as blow - by).
(Don't worry too much,
as a little water in the
crankcase does no harm — it's generated all the time
as a byproduct of combustion and normally just boils off when the engine gets hot.)
Not only is the engine 31 pounds leaner than the old supercharged V - 6 — courtesy of an aluminum
crankcase and pistons — but peak torque is now on tap at 1,370 rpm instead of 3,000 and the curve stays
as flat
as Ryan Reynolds» abs until 4,500 rpm.
The bearing covers for the main crankshaft bearings are of grey cast iron, and are bolted to the
crankcase,
as well
as on the sides, for high rigidity.
As honing would no longer be possible with the cylinder head installed, a jig resembling spectacles is bolted to the
crankcase.
SAE tightened its horsepower rules to eliminate the opportunity for engine manufacturers to manipulate factors affecting performance such
as how much oil was in the
crankcase, engine control system calibration, and whether an engine was tested with premium fuel.
The engine features an aluminium
crankcase with thermally - joined cylinder liners (to reduce internal friction) and integrated balancer shafts, a turbocharger with variable intake geometry
as well
as an improved 2,000 bar common - rail direct - injection system.
Two petrol engines with Twin Turbo technology and High Precision Injection - the 300 kW / 407 hp V8 in the top - of - the - range BMW 750i and the 240 kW / 326 hp straight - six in the new BMW 740i -
as well
as a newly developed straight - six diesel with common - rail fuel injection, piezo - injectors and an aluminium
crankcase with maximum output of 180 kW / 245 hp in the new BMW 730d are available right from the start upon the introduction of the car.
This technology package improves throttle response and revving ability
as well
as refinement and efficiency, while an aluminum
crankcase also optimizes weight.
The new powertrain is 26 kg (57 lb) lighter
as well, thanks to an aluminum
crankcase.
Up to early model year 2004 996 GT3 production, the basic casting used for the
crankcase of the GT3 was the same
as the air - cooled engine.
The powerplant sets standards in various areas such
as its aluminium
crankcase, its common - rail direct injection and turbocharger with variable turbine geometry which allow it to combine impressive punch with a further reduction in fuel consumption and emissions.
The
crankcase ventilation system (commonly known
as PCV) is another trouble spot.
Thanks to TwinPower Turbo technology, the new supercharged 4 - cylinder petrol engine with all - aluminium
crankcase, already available in the BMW X1 xDrive28i, provides increased torque, improved performance and much reduced fuel consumption and emission levels
as compared to the existing 6 - cylinder induction engine model BMW Z4 sDrive30.
Nonetheless, the TTS» unique engine components are left intact, continuing to feature reinforced aluminium pistons, connecting rods, bearings and
crankcase,
as well
as a high - performance air - to - air intercooler system.
This redesign employs optimized intake and exhaust systems,
as well
as strategies that reduce internal friction and enhance engine - block /
crankcase rigidity.