Bimota SB3 (1979-82)

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The Bimota SB3 was produced from 1979 to 1982 with only 402 units made. It had a transverse four-cylinder engine with a capacity of 987cc and a compression ratio of 9.2:1. The bike had 4x 28mm Mikuni VM 28 SS carbs and a battery-operated dual point ignition. It had an electric starting system and could generate a maximum power of 64.9 kW / 87 hp at 8200 rpm and 84.3 Nm / 8.6 kg-m / 62.2 lb-ft of torque at 6500 rpm. Its clutch had 15 plates and was wet, while the bike had a five-speed transmission and a chain final drive. The Bimota SB3 had a chrome-molybdenum steel frame and front suspension consisting of 38mm Marzocchi forks, offering 100mm of wheel travel. The rear suspension consisted of a single shock, providing 142mm of wheel travel. The bike’s front brakes were dual 260mm discs, and the rear brakes had a single 260mm disc. The Bimota SB3 bike had a 3.50 V18 front tyre and a 130/80 V18 rear tyre. The wet weight of the bike was 219 kg / 483 lbs, and it had a fuel capacity of 14.7 litres / 3.9 US gal. The top speed of the Bimota SB3 was 225 km/h or 139.8 mph. The bike was road-tested in the HB2, HB3, KB3, and SB3 Motorrad Bimota in 1980 Tuttomoto.

Technical specifications:

Make Model: Bimota SB3

Year: 1979 – 82


Production: 402 units
Engine: Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder
Capacity: 987 cc / 60.2 cub in.
Bore x Stroke: 70 x 64.8 mm
Compression Ratio: 9.2:1
Cooling System: Air / oil cooled
Induction: 4x 28mm Mikuni VM 28 SS carbs.
Ignition: Battery, dual points
Starting: Electric
Max Power: 64.9 kW / 87 hp @ 8200 rpm
Max Torque: 84.3 Nm / 8.6 kg-m / 62.2 lb-ft. @ 6500 rpm
Clutch: 15 plates, wet
Transmission: 5 Speed
Final Drive: Chain
Frame: Chrome molybdenum steel

Front Suspension: 38mm Marzocchi forks. 100mm wheel travel
Rear Suspension: Single shock. 142mm wheel travel
Front Brakes: 2x 260mm discs
Rear Brakes: Single 260mm disc
Front Tyre: 3.50 V18
Rear Tyre: 130/80 V18
Seat Height: 743mm / 29.3 in.
Wet-Weight: 219 kg / 483 lbs
Fuel Capacity: 14.7 Litres / 3.9 US gal
Top Speed: 225 km/h / 139.8 mph
Road Test: HB2 HB3 KB3 SB3 Motorrad Bimota SB3 1980 Tuttomoto

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