Ducati 851 SP3 (1991)

The Ducati 851 SP3 motorcycle was produced in 1991 and was equipped with a four-stroke, 888cc engine that could produce 118 horsepower and 80.4 Nm of torque. It had a dry weight of 188 kg and was able to reach a top speed of 250 km/h or 155 mph. The bike had a six-speed transmission with a primary drive ratio of 2:1 and a final drive ratio of 2.466:1. Braking was handled by dual 320 mm front discs and a single 245 mm rear disc, both with piston calipers. The bike had an Ahlins FG 9050 upside-down fork with rebound compression damping adjustable front suspension and an Ahlins DU 8070 single shock with preload and damping adjust rear suspension. The fuel capacity of the bike was 20 L or 5.3 US gal. The average fuel consumption was 5.6 L/100 km or 17.7 km/l or 41.6 US mpg or 50.0 Imp mpg. In a standing quarter-mile, the bike could complete the distance in 10.8 seconds at a speed of 204.5 km/h or 127.1 mph. The motorcycle was tested by Motosprint Superbike Group Test in 1991, as well as by Motosprint and Motociclismo.


Technical specifications:

Make Model: Ducati 851 SP3

Year: 1991


Engine: Four stroke, 90 degrees L twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven
Capacity: 888 cc / 54.2 cu in
Bore x Stroke: 92 x 64 mm
Compression Ratio: 11.1:1
Cooling System: Liquid cooled
Induction: Weber I.A.W. CPU P7 electronic fuel injection. 2 x 50mm throttle bodies
Spark Plugs: Champion A59GC
Ignition: Inductive magnetically triggered
Battery: 12V 16Ah
Starting: Electric
Max Power: 86.8 kW / 118 hp @ 10500 rpm (at rear wheel: 81.6 kW / 111 hp @ 10500 rpm
Max Torque: 80.4 Nm / 8.2 kgf-m / 59.3 ft-lb @ 8250 rpm
Clutch: Dry,multiplate
Transmission: 6 Speed
Primary Drive Ratio: 2:1 (31/62)

Gear Ratios: 1st 2.466 / 2nd 1.765 / 3rd 1.400 / 4th 1.182 / 5th 1.043 / 6th 0.958:1
Final Drive Ratio: 2.466:1 (15/37)
Final Drive: Chain
Frame: Tubular steel
Front Suspension: 42 mm ~Ahlins FG 9050 upside-down fork with rebound compression damping adjustable
Rear Suspension: ~Ahlins DU 8070 single shock with preload and damping adjust
Front Brakes: 2 x 320 mm Disc, 4 piston calipers
Rear Brakes: Single 245 mm disc, 2 piston caliper
Front Tyre: 120/70 x 17
Rear Tyre: 180/55 x 17
Dimensions: Length: 2000 mm / 78.7 in Width: 670 mm / 26.4 in Height: 1120 mm / 44.1 in
Wheelbase: 1430 mm / 56.3 in
Seat Height: 760 mm / 29.9 in
Dry Weight: 188 kg / 414 lbs
Wet Weight: 207 kg / 456 lbs
Fuel Capacity: 20 L / 5.3 US gal / 4.4 Imp gal
Consumption Average: 5.6 L/100 km / 17.7 km/l / 41.6 US mpg / 50.0 Imp mpg
Standing 1/4 Mile: 10.8 sec / 204.5 km/h / 127.1 mph
Top Speed: 250 km/h / 155 mph
Road Test: Motosprint Superbike Group Test 1991 Motosprint 1991 Motociclismo 1991

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