EngineType:998cc, liquid-cooled, 20-valve, DOHC, in-line four-cylinder
Bore x Stroke: 77 x 53.6mm
Compression: Ratio 12.3:1
Fuel injection: dual-valve throttle bodies with motor-driven secondary valves
Ignition: Digital TCI
Transmission: 6-speed w/multi-plate clutch
Final Drive: #530 O-ring chain

for more info:

http://www.axp.mdx.ac.uk/~IA191/models.htm