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These specs are as listed by Aprilia in the sales brochure for the Aprilia RST 1000 Futura. I’ve added a couple of others in in response to questions I’ve received by e-mail.
Engine type: four-stroke, longitudinal 60° V twin, with anti-vibration double countershaft (AVDC patent)
Cooling: liquid cooled with three-way pressurised circuit. Double radiators.
Operating temperature: Approx 76 degrees C (169 degrees F).
Fans come on: 95 degrees C (203 degrees F)
Bore and stroke: 97 x 67.5 mm
Total displacement: 997.62 cc
Compression ratio: 11.8 : 1
Timing: double overhead camshafts controlled by mixed gear/chain system, four valves per cylinder
Max. power to shaft: 114 HP (84 kW) at 9,250 r.p.m.
Max. torque to shaft: 94 Nm at 7.000 r.p.m.
Fuel injection: integrated electronic engine regulation system; indirect multipoint electronic injection. 51 mm diameter throttle bodies; 95 RON lead free petrol
Ignition: digital electronic with two spark plugs per cylinder (TSI Twin Spark Ignition), integrated with injection; electronic DIAC (Dynamic Ignition Advance Control)
Lubrication: dry crankcase with separate oil reservoir; double trochoidal pump with oil cooling radiator
Primary transmission: straight tooth gear, transmission ratio: 60/31 (1.935)
Gear box: six ratio, transmission ratio: 1st 35/14 (2.5); 2nd 28/16 (1.75); 3rd 26/19 (1.368); 4th 24/22 (1.091); 5th 22/23 (0.957); 6th 23/27 (0.852)
Secondary transmission: chain; transmission ratio: 43/16
Clutch: multiple disk in oil bath with power-assisted hydraulic control (PPC patent)
Frame: aluminium alloy box-type sloping double parallel side beam; removable high tensile steel saddle mount
Dimensions: max. length: 2170 mm; max. width: 740 mm (at half-handlebars); max. height: 1240 mm (at front fairing); saddle height: 820 mm; handlebar height 940 mm at external points
Wheelbase: 1435 mm; trail 98 mm; steering angle 25.6°
Front suspension: Showa upside-down fork, 43 mm diameter sleeves, adjustable in braking, rebound and preload; wheel travel 120 mm
Rear suspension: aluminium alloy single swingarm; progressive linkage with APS system (Aprilia Progressive System); sachs hydraulic shock absorber, adjustable in braking, rebound and preload
Wheel travel: 120 mm
Front brake: 298 mm diameter Brembo stainless steel double floating disk. Floating four-pot callipers with differentiated diameter, 34 and 30 mm; pads in sintered material and Freudenberg brake tubes
Rear brake: 255 mm diameter stainless steel disk; floating two-pot callipers, 28 mm diameter; Freudenberg brake tubes
Rims: aluminium alloy (shell-shaped casts); front: 3.50 X 17″; rear: 5.50 X 17″
Tyres: tubeless radial; front: 120 / 70 ZR 17; rear: 180 / 55 ZR 17
Voltage: 12 V
Battery: 12 V 12 Ah
Tank capacity: 21 litres, including 5 litre reserve