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 |
