overboost

overboost

A condition in a reciprocating engine that has exceeded the maximum manifold pressure allowed by the manufacturer.
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The Corsa manages 245Nm of torque, with overboost lifting that to 280Nm for a few seconds at a time.
The Clubsport uses the current production engine but with power increased to 265bhp through a temporary overboost facility.
If that's not fast enough you can muster another 13 per cent of torque from a turbo overboost function.
Its pistons have been reinforced and modified to ensure that the Turbo S can withstand the higher loads associated when the overboost power and torque modes kick in as peak pressures increase by more than 10 per cent.
The car can be pushed to 127mph and an overboost function can be engaged by the pushing of a "sport" button, which modifies the engine control unit mapping, turbo pressure and steering wheel loading.
Given the generous parameters for the Fiesta's overboost mode -- who keeps the throttle floored for more than 15 seconds?
Actually it produces 197bhp using an overboost function that will produce the extra oomph for up to 15 seconds at a time.
0-litre 'EcoBoost' three-cylinder engine that delivers 123bhp and 148lb-ft of torque in overboost mode, while returning an estimated 32 city/45 highway mpg.
By now you've heard that Ford ST engineers added an overboost feature to the engine, which extends the 270 lb-ft of peak torque for up to 15 seconds at a time.
4 gasoline Turbo opens the portfolio; it is combined with a manual 6-speed transmission and is available in two output versions of 88 kW/120 hp and 103 kW/140 hp, both delivering up to 220 Nm thanks to an overboost function.
With an engine block small enough to sit on a piece of A4 paper, it produces 125PS and 170Nm of torque (and up to 200Nm in overboost mode), delivered from just 1450rpm.