Bimota DB2EF (1997) vs Bimota DB8 (2013) vs Bimota HB2 (1982)
Comparison technical specifications
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| Make: | Bimota | Bimota | Bimota |
| Model: | DB2EF | DB8 | HB2 |
| Years: | 1997 | 2013 | 1982 |
| Engine: | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 4 valve per cylinder, | Air cooled, four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 904 cc / 55.2 cub in | 1198 cc / 73.1 cub. in. | 901cc / 55 cub. in. |
| Bore x Stroke: | 92 x 68 mm | 106 x 67.9 mm | 64.5 X 69 mm |
| Compression Ratio: | 9.2:1 | 12.7:1 | 8.8:1 |
| Cooling System: | Air cooled | Liquid cooled | Air / oil cooled |
| Induction: | 2x 38mm Mikuni carburetors | Electrically controlled gasoline injection and φ60mm throttle body | 4x 32mm Keihin carbs |
| Ignition: | - | Magneti Marelli | Inductive electronic |
| Starting: | Electric | Electric | Electric |
| Max Power: | 64.1 kW / 86 hp @ 7000 rpm | 170 hp / 125 kW @ 9750 rpm | 70.8 kW / 95 hp @ 9000 rpm |
| Max Torque: | 90.2 NM / 9.2 kg-m / 66.5 lb-ft @ 5700 rpm | 131,4 Nm / 13,4 kg-m / 96.9 lb-ft. @ 8000 rpm | 77 Nm / 7.9 kgf-m / 56.8 lb-ft. @ 8000 rpm |
| Transmission: | 6 Speed | 6 Speed / chain | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Frame: | Upper lattice work in round section of chrome-molybdenum steel. | Welded 39NiCrMo4 tubing and machined 6082 aluminium alloy plates | Tubular steel space-frame |
| Front Suspension: | 41mm Paioli telescopic forks | Marzocchi USD forks DLC fully adjustable | Italia with 8 settings with magnesium tubes |
| Rear Suspension: | Tubular steal swinging arm Öhlins monoshock | Extreme Tech Monoshock fully adjustable | Slightly backward facing De Carbon shock absorber with 10 settings. |
| Front Brakes: | 2X 320mm discs 4 piston calipers | 2x 320mm / 12.6 in Brembo floating discs 4 pistons radial Brembo calipers, radial pumps | 2x 200mm discs |
| Rear Brakes: | Single 230mm disc 2 piston caliper | Single 220mm / 8.7 in. floating disc, 2-piston Brembo caliper | Single 200mm disc |