«Looking at the torque curve of the Raptor's EcoBoost engine, you see
the twin turbos spool quicker for faster time to torque — it hammers quick and keeps delivering torque for a more brawny feel than its V8 predecessor,» said Al Cockerill, Raptor's powertrain development engineer.
When
those twin turbos spool up, the GLA45 takes off like an angry yellow jacket swarming to its next sugar high.
Not exact matches
Nevertheless, while the M760i's handling makes it feel smaller than it is, once the twelve - cylinder engine and its
twin -
turbos spool up, you're glad it has that longer wheelbase.
I pour after him, but the
twin turbos barely have a chance to
spool before I have to slow for traffic and pedestrians.
The McLaren punches you in the back whenever you put your right foot down and
spool up its compact,
twin -
turbo 3.8 - liter V - 8 engine.
The
twin -
turbo V8
spools up quickly and cleanly when asked to deliver, but stays tractable when you want to trundle.
Don't expect fast kickdowns and rapid
turbo -
spools when you mash the accelerator, as this is no EcoBoost - powered Ford Expedition or
twin -
turbo German.
The throttle response is crisp and alert with the
twin -
turbos spooling smoothly and quickly to deliver the 420 lb ft of torque at 2000rpm, and from there the SLC43 shows its hand over the out going V8 by revving much quicker and getting into its stride so much earlier.
Meanwhile, a
twin - scroll
turbo ensures that the boost
spools up at low rpm and then carries through to peak rpm, variable valve timing on both the intake and exhaust cams swells the power curve down low, and direct fuel injection makes possible a relatively high 10.0:1 compression ratio that helps deliver crisp acceleration.
It utilises variable - geometry,
twin - scroll turbochargers to boost exhaust gases, and a separate electric supercharger to eliminate
turbo lag - it's capable of
spooling up in 30 microseconds.
Thanks to
twin - scroll
turbos that
spool up to produce 20 psi of boost quickly, Alpina says the engine makes 494 lb - ft of torque from 2,000 rpm and its peak of 590 lb - ft by 3,000 rpm.
Then the
twin IHI
turbos begin to
spool and the F40 fairly explodes into life, rear tyres just managing to maintain a purchase on the tarmac, front end going a little light on its springs.
However, with the
twin - scroll turbocharger setup, this interference is minimized and
turbo spooling is more efficient.
Variable - geometry, sequential
twin - scroll turbochargers are powered by the exhaust gases, while a third electric supercharger — powered by Bentley's innovative 48V system —
spools up within 30 microseconds to eliminate
turbo lag.
It is used by the luxury SUV Bentayga and it's the same power plant used by the mighty Audi SQ7: a 4.0 - litre V8 TDI featuring variable - geometry, sequential
twin - scroll turbochargers that are powered by the exhaust gases, while a third electric supercharger — powered by Bentley's innovative 48V system —
spools up within 30 microseconds to minimize
turbo lag.
With the
twin - scroll housing on the GTX, we wanted to make sure we produced equal - length primaries off of the boxer engine to properly scavenge the exhaust pulses to help
spool the
turbo.