Turbocharged and
utilising cylinder deactivation tech and a petrol particulate filter, it makes a sturdy 161bhp with 184 lb ft of torque, delivered through either a six - speed manual or seven - speed
Both the Flying Spur V8 and the Continental GT V8 feature
intelligent cylinder deactivation tech on the V8 engine, which uses only four of the eight cylinders (hence making it a V4) at cruising speeds, in order to minimize fuel wastage.
Up front (and up high) is a 5.3 - litre V8 used in other GMC trucks, pushing out 355bhp and 383 lb ft.. The two upgrades are, for efficiency, a 3.0 - litre Duramax diesel or a 6.2 - litre petrol V8 with 420bhp and 460 lb ft.. Both petrols have
clever cylinder deactivation tech that can allow the AT4 to burble along on as little as one cylinder.
That low weight makes it easy for the car's all - new 400 - horsepower Cadillac 3.0 - litre twin turbo V6 to push the CT6 around, and that engine's
cylinder deactivation tech makes it decently efficient, GM says.
Turbocharged and
utilising cylinder deactivation tech and a petrol particulate filter, it makes a sturdy 161bhp with 184 lb ft of torque, delivered through either a six - speed manual or seven - speed DCT.
The 2019 Chevrolet Silverado 1500 offers a choice between a 5.3 - and 6.2 - liter V - 8, both
with cylinder deactivation tech that's capable of shutting off all but one cylinder.
Producing 148bhp, it features
cylinder deactivation tech and common rail injection, while the internal friction has been reduced over the 1.4 - litre by the use of a new fully variable, map - controlled oil pump and a polymer - coated first main crank bearing.
Adaptive air suspension is standard, as is
cylinder deactivation tech that shuts off half a bank of cylinders at city speeds to maximise fuel efficiency.
The 4.6 lacks direct injection,
cylinder deactivation tech, and stop - start anti-idling tech; it's about as simple as V - 8s come these days.
Economy of 30mpg and emissions of 214g / km are improved over the previous model thanks to
cylinder deactivation tech.
Its 5.7 - liter engine puts out 395 hp and 410 lb - ft torque and aside from the now commonplace variable valve timing, it also has
cylinder deactivation tech.
The Good The 2016 Audi S7's flexible V - 8 delivers both 450 horsepower thanks to twin turbocharging and up to 27 highway mpg thanks to
cylinder deactivation tech.
The 2016 Audi S7's flexible V - 8 delivers both 450 horsepower thanks to twin turbocharging and up to 27 highway mpg thanks to
cylinder deactivation tech.
As for the engines, the 2017 A3 comes with a brand new 1.4 - litre TFSI turbocharged petrol engine (150PS / 250Nm) with
cylinder deactivation tech, which has replaced the 1.8 - litre TFSI unit available in the pre-facelift model.
The cylinder deactivation tech is imperceptible — much of the time I was in a V4.
It uses aeons - old pushrod valves and requires a fuel - tanker to follow it around, despite
the cylinder deactivation tech that turns it into a four - cylinder engine...
The small «V4» icon in the instrument cluster indicates that
the cylinder deactivation tech is engaged.