Maximum torque of 250 Nm [185 ft-lbs] is available at a constant boost pressure of 0.85 bar [12.3 PSI] between 1950 and 5600 rpm. Peak power of 200 hp is reached at 5600 rpm.
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At full throttle, the engine's electronic management system provides additional reserves by allowing a maximum rpm of 6800 instead of 6400 for a short period. Clever packaging of the turbo system is the basis for its turbine-like performance; exhaust manifold, turbine housing, waste gate and other elements are integrated as a single, compact component, allowing Vauxhall engineers to significantly reduce engine size and weight.
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This state of the art Euro 4 compliant turbo engine proves that performance needn't result in high fuel consumption - on the combined cycle, the Astra GSi manages 31.7mpg.
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Bore (mm): 86
Stroke (mm): 86
Displacement (cc): 1998
Compression ratio: 8.8
turbo with intercooler
Engine output: 200 hp at 5600 rpm
Max. torque (Nm at 1/ min): 250 at 1950 rpm [185 ft-lbs]
Fuel Economy urban: 22.6 MPG extra- urban: 41.5 MPG total: 31.7 MPG