Moto Guzzi 850 Le Mans Mark III (1981-83)

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The Moto Guzzi 850 Le Mans Mark III motorcycle was produced from 1981 to 1983. It is equipped with a four stroke, 90 degree V twin engine, capable of producing a maximum power of 76 horsepower at 7700 rpm and a maximum torque of 74.5 Nm at 6200 rpm. The motorcycle features a dry clutch with a double disc, a five-speed transmission, and shaft final drive. The frame is a duplex cradle, disassemblable, with front suspension consisting of 35mm telescopic air assisted forks and the rear suspension being dual charged shocks, spring preload adjustable. The motorcycle has light alloy casting wheels, front brakes with 2x 300mm discs and 2 piston calipers, and a rear brake with a single 242mm disc and 2 piston caliper. The fuel capacity is 25 litres, and the consumption average is 43.5 mpg. The motorcycle can reach a standing quarter mile in 12.6 seconds at 106.3 mph and has a top speed of 132 mph.

Technical specifications:

Make Model: Moto Guzzi 850 Le Mans Mark III

Year: 1981 – 83


Engine: Four stroke, 90 degrees V twin, longitudinally mounted, OHV pushrod, 2 valves per cylinder
Capacity: 844 cc / 51.5 cu-in
Bore x Stroke: 83 x 78 mm
Cooling System: Air cooled
Compression Ratio: 9.8:1
Lubrication: Pressure pump
Induction: 2x 36mm Dell’Orto carburetors with accelerator pump, with air filtering and inlet silencer
Ignition: Battery and coil
Starting: Electric
Max Power: 76 hp / 56 kW @ 7700 rpm
Max Torque: 74.5 Nm / 54.9 lb-ft @ 6200 rpm
Clutch: Dry with double disc
Transmission: 5 Speed
Final Drive: Shaft
Frame: Duplex cradle, disasemblable

Front Suspension: 35mm Telescopic air assisted forks
Front Wheel Travel: 140 mm / 5.5 in
Rear Suspension: Dual charged shocks, spring preload adjustable
Rear Wheel Travel: 94 mm / 3.7 in
Wheels: Light alloy casting
Front Brakes: 2x 300mm discs 2 piston calipers
Rear Brakes: Single 242mm disc 2 piston caliper
Front Tyre: 100/90 V18
Rear Tyre: 110/90 V18
Dry Weight: 206 kg / 454 lbs
Fuel Capacity: 25 Litres / 6.0 US gal
Consumption Average: 43.5 mpg
Standing 1/4 Mile: 12.6 sec / 106.3 mph
Top Speed: 132 mph

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