Technical Specification 1200 Engine Engine Aprilia V90 Four stroke longitudinal 90° V twin (30°-120°). 4 strokes. Liquid cooled. Double overhead camshaft with mixed gear/chain drive. Four valves per cylinder. (DOHC). Fuel Unleaded petrol. Bore x stroke 106 x 67,8 mm Total displacement 1.196,63 cc Compression ratio 12,0:1 Maximum power at the crank 134,5 Cv @ 9.500 rpm. Maximum torque at the crank 10,5 Kgm @ 4.000 rpm. Fuel system Integrated engine management system. Injection with Ride by Wire control of the throttle bodies, Ø 52mm Ignition Digital electronic, Stick Coil integrated with the injection Starting Electric Exhaust Two in one system in 100% stainless steel with three-way catalytic converter and Lambda probe Generator 450 W Lubrication Wet sump, circuit capacity 3,2 l Gearbox 6 speed, transmission ratio: 1° 14/36 (2,57:1) 2° 17/32 (1,88:1) 3° 20/30 (1,50:1) 4° 22/28 (1,27:1) 5° 23/26 (1,13:1) 6° 24/25 (1.04:1) Clutch Multi-plate in oil bath, hydraulically operated. Primary drive Spur gears, transmission ratio: 40/69 (1.725:1) Final drive Chain. Transmission ratio: 16/36 (2.25:1) |