Not exact matches
Their key challenge was designing an
engine that could satisfy America's stringent NOx regulations without sacrificing performance or
fuel economy, while
remaining competitive in sticker price.
Constructal law has also dictated the main design features needed for aircraft to succeed; the
engine mass has
remained proportional to the body size, the wing size has been tied to the fuselage length, and the
fuel load has grown in step with the total weight.
Today's
engines are pretty inefficient, converting only around a quarter of the energy contained in
fuel into motion; the
remaining three - quarters is lost as heat.
Scientists have developed numerous models to predict how much
fuel remains inside Earth to drive its
engines — and estimates vary widely — but the true amount
remains unknown.
This means the
engine does not need to
remain idling to run the system when it is empty, reducing
fuel use and emissions considerably.
As well as supporting
fuel - saving technology such as
engine - off coasting and an integrated starter - motor and generator, the 48V system will also allow VW to develop electrically driven turbochargers to improve performance on models such as the GTI and R. Unlike a number of its rivals, Volkswagen will offer its next Golf as both three - and five - door options, as well as an estate, while the GTI's classic red design clues and understated looks should also
remain intact.
Toyota is developing many powertrains for the future, including a
fuel - cell system for heavy - duty commercial trucks, but
remains bullish on its latest internal - combustion
engines.
Not a single line or surface
remains exactly as it was on the concept car, and the putative three - cylinder diesel
engine has become a gasoline -
fueled three — effectively half of BMW's classic 3.0 - liter in - line six — that's even better for the environment, but BMW has managed to retain all the spirit and sense of the show car's Blade Runner futurism in something we can buy and drive in 2014.
But today's all - new water - cooled 2.7 L is all - around better, benefiting from stop / start; direct injection; VarioCam Plus variable valve timing and lift on the intake cam; an alternator that sends more energy to the battery during braking and coasting; and a PDK dual - clutch transmission that enables additional coasting, allowing the
engine to consume only enough
fuel to
remain at idle during certain driving conditions.
It
remains to be seen whether engineers have truly solved the rotary
engine's stumbling blocks, but if Mazda plans to build an RX - 8 replacement that looks this good, we'll accept whatever
fuel economy ratings it returns.
The Huracan
remains naturally aspirated, using an evolution of the Gallado's V10
engine, sharing the same 5204cc of swept capacity but with both direct and indirect
fuel injection to combine both power and the all - important emissions compliance.
While he
remained coy on specific details — Mazda hasn't released capacity, power, torque,
fuel economy or other important data points for the
engine, or even whether Mazda has turned to turbocharging or hybridisation, the message was very clear that Mazda intends to release a rotary -
engined sports car in the not - too distant future.
Despite their growing numbers, all Minis
remain based on the original Hardtop's architecture and use a
fuel - efficient 1.6 - liter 4 - cylinder
engine that comes in a variety of power outputs.
Furthermore, both
engines have been redone and now boast direct
fuel injection technology, though oddly, their
fuel economy and output numbers
remain about the same.
The Honda Accord continually tops the charts for safety, reliability and strong resale, and its
fuel - efficient 4 - cylinder
engine remains one of the best in the industry.
And with its powerful
engine, the Levante
remains practical, offering a combined
fuel consumption rating of 16 MPG.
If the solenoid doesn't operate, the VVT system will
remain disengaged, which can adversely impact
engine performance,
fuel economy and more.
The Sentra's new multivalve
engine, although noisy and always seeming to strive harder than necessary,
remains a smooth unit thanks to a major revision of the
fuel injection system.
* Capable of running on petrol and E85 biofuel or any combination of the two * Power and torque
remain constant whatever the ratio of petrol to E85 biofuel * A
Fuel Quality Sensor detects the blending ratio of the fuel in real time sending a signal to the engine control unit (ECU), initiating the correct engine mapp
Fuel Quality Sensor detects the blending ratio of the
fuel in real time sending a signal to the engine control unit (ECU), initiating the correct engine mapp
fuel in real time sending a signal to the
engine control unit (ECU), initiating the correct
engine mapping.
To be competitive and
remain atop the subcompact space, it would help for the third - generation, 2014 Honda Fit to incorporate: improved NVH (noise, vibration, harshness), better gasoline -
engine fuel economy (40 not 30 mpg), more than five speeds in the non-hybrid automatic transmission, a more modern navigation system with a backup camera, and Bluetooth that doesn't require you to buy navigation.
Under the hood of the production version is a 137 - horsepower 1.8 - litre 4 - cylinder DOHC
engine that should provide enough pep while
remaining reasonable on
fuel consumption (estimated at 6.4 L / 100 km), while the chassis sits on a double - wishbone rear suspension that promises to deliver a fun and sporty drive.
Despite the added horsepower,
fuel efficiency, and smoothness of the
fuel - injected
engine, the 22R
remained an option until 1988.
The
remaining engine choices still leave plenty of room to focus on
fuel economy or performance.
When the four - cylinder
engine is paired with a new, optional six - speed transmission,
fuel economy
remains 20 mpg in the city and gains 2 mpg to 28 mpg on the highway, compared with last year's four - cylinder and four - speed pairing.
Despite many advances in
engine efficiency, the tussle between power versus
fuel economy
remains alive and well.
Fuel economy
remains a little weak, although typical for the segment, but I liked the ready power delivery from the
engine.
The Subaru Impreza manages to
remain frugal at the
fuel pump despite its all - wheel drive setup, too, as when its 148 horsepower, 2.0 - liter four - cylinder
engine is paired with its optional continuously - variable automatic transmission it returns 28 - mpg in city diving and 37 - mpg on the highway.
Thus relavtively small
engines with any or all of these items, — double overhead camshafts, extra valves, turbocharger, intercooler, eletronic
fuel injection —
remain much with us and are seen in more cars each new model year.
Despite improvements in
engine efficiency — e.g., with technologies such as direct
fuel injection, variable valve timing, exhaust - driven turbochargers, brake energy regeneration and Auto Start Stop function — about 60 % of the generated energy is still lost, half of it being exhaust heat, with the
remaining... Read more →
Despite the improved performance, the
engine remains efficient with a combined
fuel economy of 67.3 mpg and CO2 emissions of 99g / km.
While the interior and over-all performance have
remained untouched, the 2014 Discovery features
fuel efficient
engine options but with enough power to make the it a viable choice for off - road drives.
This new
engine definition has no impact on
fuel consumption or CO2 emissions which
remain contained at 7.5 L / 100 km and 174g / km *.
The
engine leverages the spectrum of Toyota's advanced
engine technologies: Dual VVT - i with VVT - iE (Variable Valve Timing intelligent system by Electric motor); D - 4S (Direct injection 4 - stroke gasoline
engine Superior version) direct injection and laser - clad valve seats; longer stroke (4.07 inches; bore
remains at 3.44 inches) and high compression ratio (14:1); multi-hole direct
fuel injectors; a variable cooling system; cooled Exhaust Gas Recirculation (EGR) system; and a full variable oil pump.
In several builds across its 2.5 i and 3.6 R trims, including Premium and Limited with 2.5 - and 3.6 - liter, 4 - cylinder and 6 - cylinder
engine options, select 4 - cylinder iterations even built to Partial Zero - Emissions Vehicle standards, 2018 Outback is, from the start, designed to excel atop diverse terrain while
remaining a model of
fuel economy.
The
engine remains the same 2.0 - liter naturally aspirated four - cylinder gasoline unit that delivers 150 hp and 205 Nm (151 lb - ft) of torque when
fueled by ethanol (145 hp and 198 Nm on gasoline).
The 3.0 - litre TDI V6 turbo - diesel — priced now just below $ 100,000 — actually produces lower power output than the
engine it replaces (160kW versus 180kW), but torque
remains at 500Nm and
fuel efficiency has improved from 6.0 to 5.1 L / 100 km.
I heard that this model was the improved version with a new 4.6 liter V8 base
engine has increased
fuel efficiency and horsepower, while the optional 5.7 liter V8
remains the same.
Minor interior changes were also carried out, whilst mechanically the
engine's troublesome six carburettors were replaced by Bosch L - Jetronic
fuel injection, with the power
remaining at 158 PS (116 kW; 156 hp).
Dual - injector system A high point of the IS 350
remains its
engine, a 3.5 - liter V - 6 using an innovative
fuel delivery system combining direct injection and port injection.
ENGINE, PERFORMANCE & FUEL ECONOMY Though the petrol engine remains the same, the diesel gets a larger and more powerful e
ENGINE, PERFORMANCE &
FUEL ECONOMY Though the petrol
engine remains the same, the diesel gets a larger and more powerful e
engine remains the same, the diesel gets a larger and more powerful
engineengine.
To
remain relevant, Chevy continues to improve on the Silverado's powerful yet
fuel - efficient V8
engines and offers the industry's only full - size hybrid pickup.
During a long freeway trip, I found the
engine remained on most of the time, resulting in
fuel economy on the trip computer hovering around 42 mpg, even as I tried to be gentle with the throttle.
As far as
engines are concerned, we believe that the range of
engines currently on offer will
remain the way they are, barring an odd tweak or so to reduce emissions and increase
fuel efficiency.
In the 320d, the
engine maintains its predecessor's maximum outputs of 135kW and 380Nm with
fuel consumption reduced by 16 per cent to just 4.5 l / 100 km and CO2 cut by 22g / km to 118g / km ensuring it
remains the most
fuel efficient and powerful in its class.
Externally smaller than the Cougar, the new full - size Mercury line offered increased interior space over its predecessor along with extensive
fuel economy gains; rear - wheel drive and a V8
engine remained standard.
The combustion
engine remains switched on and
fuel consumption may increase.
Technologies required include: Dual VVT - i with VVT - iE (Variable Valve Timing intelligent system by Electric motor); D - 4S (Direct injection 4 - stroke gasoline
engine Superior version) direct injection and laser - clad valve seats; longer stroke (4.07 inches; bore
remains at 3.44 inches) and high compression ratio (14:1); multi-hole direct
fuel injectors; a variable cooling system; cooled Exhaust Gas Recirculation (EGR) system; and a full variable oil pump.
Also
remaining in the lineup are the Hybrid Silverados, featuring an electric starter motor between the
engine and transmission to help save
fuel by allowing the
engine to shut down when stopped, and the high - performance SS models.
A chief reason the XJ - S
remains so grand in the era of the spaceship - auto is its 5.3 - liter,
fuel - injected V - 12
engine, which smoothly, quietly and forcefully produces 262 horsepower and which, in combination with a three - speed automatic transmission, serves up one of the most luxurious fast rides available.
There's not a whole lot of difference between the current - generation Civic Type R Euro from its predecessor — the 2.0 - liter VTEC
engine remains the same — with the only new components being a new color for the three - door hot hatch — Crystal Black Pearl — in addition to a number of trim updates and a redesigned
fuel cap.