my guess it was all the research that went into this
Engine
Longitudinally mounted, mid-ship, four-wheel drive.
Head/block aluminium alloy/aluminium alloy;
4 cylinders in line, Nikasil dry liners,
5 main bearings. Water cooled, electric fan.
Bore 86.0 millimetres (3.39 in),
stroke 77.6 millimetres (3.06 in),
capacity 1803 cc (110 CID).
Valve gear Dual Overhead Cams, 4 valves per cylinder, toothed belt camshaft drive,
Compression ratio 7.2:1. Bosch Motronic engine management system and fuel injection. Garrett T3 turbocharger/boost pressure 23 psi (160 kPa).
Max power 450 bhp (PS-DIN) (331 kW ISO) at 8,000 rpm.
Max torque 361 lbf·ft (489 N·m) at 5,500 rpm.
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