Bimota Tesi ID 904EF (1994)

The Bimota Tesi ID 904EF motorcycle was produced in 1994, with only 25 units made. It features a four-stroke, 90-degree L twin-cylinder engine with desmodromic four valves per cylinder and a capacity of 904cc. The engine is liquid-cooled and has Weber fuel injection and electronic ignition, producing a maximum power of 117hp at 9000rpm and max torque of 85.3Nm at 8000rpm. The bike has a six-speed transmission with a chain final drive. The pair of upside-down boomerang-shaped plates that envelop the engine are made of machined aluminum alloy and serve as the frame, while the hinged swing arms are made of anticordal alloy. The front and rear suspension both have Marzocchi single shock stepless preload and 10-way compression and 25-way preload damping adjustment. The front brakes feature two 320mm discs with four-piston calipers, while the rear brake has a single 245mm disc with a one-piston caliper. The front and rear tires measure 120/70-17 and 180/55-17, respectively. The dry weight of the bike is 188kg, and the fuel capacity is 16 liters or 4.2 US gallons.

Technical specifications:

Make Model: Bimota Tesi ID 904EF

Year: 1994
Production: 25 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: Electronic
Starting: Electric
Max Power: 85.3 kW / 117 hp @ 9000 rpm
Max Torque: 85.3Nm / 8.7 kgf-m / 62.9 [email protected] 8000 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 245mm 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