Bimota Tesi ID 906 (1991)

The Bimota Tesi ID 906 motorcycle was produced in 1991, with only 20 units being made. It features a four-stroke L twin-cylinder engine with 904cc displacement and four valves per cylinder, utilizing Weber fuel injection and a digital CDI ignition system. It has a maximum power output of 84.3 kW/ 113 hp at 7500 rpm and a max torque of 92 Nm at 7000 rpm. The transmission is six-speed with a final drive chain. The frame is made of a pair of upside-down boomerang-shaped plates made of aluminum alloy and machined not cast. It has a swingarm suspension with stepless preload adjustments and compression damping adjustments, as well as front brakes with twin 320mm discs and 4 piston calipers, and rear brakes with a single 230mm disc and a 1 piston caliper. The front and rear tires are 120/70-17 and 180/55-17, respectively. The dry weight of the motorcycle is 188 kg, and it has a 16-liter fuel capacity. The consumption average is 7.4 liters per 100km, with a top speed of 225.3 km/h or 140 mph. It was road tested by Motociclismo and Motosprint in 1991.

Technical specifications:

Make Model: Bimota Tesi ID 904

Year: 1991
Production: 20 units
Engine: Four stroke, 90 degrees L twin cylinder, DOHC, desmodromic 4 valves per cylinder
Capacity: 904 cc / 55.2 cub. in.
Bore x Stroke: 92 x 68 mm
Compression Ratio: 10.4:1
Cooling System: Liquid cooled
Induction: Weber fuel injection
Ignition: Digital CDI
Ignition: Electric
Max Power: 84.3 kW/ 113 hp @ 7500 rpm
Max Torque: 92 Nm / 9.4 kgf-m / 67.9 lb-ft. @ 7000 rpm
Transmission: 6 Speed
Final Drive: Chain
Frame: Pair of upside down boomerang shaped plates that envelope the engine on either side. They are made of aluminium alloy and are machined not cast. The engine, unlike the preceding series, has no load bearing functions. At the far ends of the engine are the hinged swing arms, made of anticordal alloy.
Front Suspension: Swinging arm with Marzocchi single shock stepless preload 10-way compression and 25-way preload damping adjustment
Rear Suspension: Marzocchi single shock stepless preload 10-way compression and 25-way preload damping adjustment
Front Brakes: 2x 320mm discs 4 piston calipers
Rear Brakes: Single 230mm disc 1 piston caliper
Front Tyre: 120/70-17
Rear Tyre: 180/55-17
Dry Weight: 188 kg / 414.5 lbs
Fuel Capacity: 16 Litres / 4.2 US gal
Consumption Average: 7.4 l/100 km / 32 mpg
Top Speed: 225.3 km/h/ 140 mp/h
Road Test: Motociclismo 1991 Motosprint 1991