The Bimota HB3 was produced in 1983 with only 101 units made. It has a four-stroke transverse four-cylinder engine with a capacity of 1062 cc and a compression ratio of 9.7:1. The bike is air and oil cooled and uses four 33mm Keihin carbs for induction. The HB3 produces a maximum power of 85.8 kW at 8500 rpm and a maximum torque of 100 Nm at 7500 rpm. It has a five-speed transmission and a chain final drive.
The frame of the HB3 is formed from four parts, including a main part linked with the steering tube and a lower cradle with two connecting plates made of machined avionic steel. The front suspension is Italia 40 mm with 8 settings and magnesium tubes, while the rear suspension is a slightly backward-facing De Carbon shock absorber with 10 settings. The swing arm is made of chrome-molybdenum steel. The front brakes feature two 280mm discs, while the rear brake is a single 280mm disc. The front tire measures 3.5 x 16, and the rear tire measures 4.24 x 16.
The wet weight of the Bimota HB3 is 239 kg, and it has a top speed of 235 km/h. It has been reviewed by several publications, including Motorrad, Motosprint, and Motociclismo.
Technical specifications:
Make Model: Bimota HB3
| Year | 1983 (production 101) |
|---|---|
| Production | 101 units |
| Engine | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity | 1062 cc / 64.8 cub. in. |
| Bore x Stroke | 70 x 69 mm / 2.75 x 2.71 in. |
| Compression Ratio | 9.7:1 |
| Cooling System | Air / oil cooled |
| Induction | 4x 33mm Keihin carbs. |
| Ignition | Electronic |
| Starting | Electric |
| Max Power | 85.8 kW / 115 hp @ 8500 rpm |
| Max Torque | 100 Nm / 10.2 kgf-m / 73.4 lb-ft. @ 7500 rpm |
| Transmission | 5 speed |
| Final Drive | Chain |
| Frame | Formed from four parts. The main part linked with the steering tube with the rear shock absorber crossbar. Then there is a lower cradle with two connecting plates made of machined avionic steel . |
| Front Suspension | Italia 40 mm with 8 settings with magnesium tubes |
| Rear Suspension | Slightly backward facing De Carbon shock absorber with 10 settings. The swing arm is made of chrome-molybdenum steel. |
| Front Brakes | 2x 280mm discs |
| Rear Brakes | Single 280mm disc |
| Front Tyre | 3.5 x 16 |
| Rear Tyre | 4.24 x 16 |
| Wet-Weight | 239 kg / 526.9 lbs |
| Top Speed | 235 km/h / 146 mph. |
| Road Test | Motorrad HB2 HB3 KB3SB3 Motorrad 1983 Motosprint 1983 Motociclismo HB2 HB3 |
