V-Twin, 

Bore x Stroke -> 90mmx78mm
                               992 cubic cm

1 OverHead Camshaft per cylinder,
4 Valves per cylinder

102Hp (75Kw) @8400rpm
9Kgm (88Nm) @7800rpm

5 gears gearbox
Driveshaft

223Kg

over 240Km/h

V-Twin,

Bore x Stroke -> 92mmx80mm
                               1064 cubic cm

Single Camshaft with rods and rockers,
2 Valves per cylinder

90Hp (66Kw) @7800rpm
9.7Kgm (95Nm) @6000rpm

5 gears gearbox
Driveshaft

221Kg

Over 230Km/h