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Moto Guzzi Specifications

Moto Guzzi 850 Le Mans Mark 1 (1977)

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Moto Guzzi 850 Le Mans Mark 1 (1977)

At a glance

Capacity
844 cc / 51.5 cu-in
Power
80 hp / 59.7 kW @ 7300 rpm
Torque
79 Nm / 57.5 lb-ft @ 6000 rpm
Seat height
775 mm / 30.5 in

The full picture.

The Moto Guzzi 850 Le Mans Mark I was produced in 1977 and had a four-stroke, V-twin engine that was longitudinally mounted with OHV pushrod and 2 valves per cylinder. The bike had a capacity of 844cc with a compression ratio of 10.2:1 and was air-cooled. It had a gear-driven oil pump with a replaceable full flow oil filter for lubrication, and an induction of 2x 36mm Dell’Orto carburetors. The ignition was battery-powered with double contact breakers and coils, and the bike had electric starting. With a maximum power of 80 hp at 7300 rpm and max torque of 79 Nm at 6000 rpm, the Moto Guzzi 850 Le Mans Mark I had a top speed of 126 mph. The motorcycle had a 5-speed transmission and a final drive shaft, with a duplex cradle frame, telescopic fork front suspension, and swinging arm 5-way adjustable coil spring preload rear suspension. The braking system was 2x 300mm discs for the front and a single 242mm disc for the rear. It had a wheelbase of 1470mm, seat height of 775mm, ground clearance of 184mm, and a dry weight of 198kg with a fuel capacity of 22.5 litres. The bike could deliver an average fuel consumption of 39.6 mpg.


Technical specifications:

Make Model: Moto Guzzi 850 Le Mans Mark I

Motorcycle technical specifications
Year1977
EngineFour stroke, 90 degrees V twin, longitudinally mounted, OHV pushrod, 2 valves per cylinder
Capacity844 cc / 51.5 cu-in
Bore x Stroke83 x 78 mm
Cooling SystemAir cooled
Compression Ratio10.2:1
LubricationGear driven oil pump with replaceable full flow oil filter
Induction2x 36mm Dell’Orto carburetors
IgnitionBattery with double contact breakers and coils
StartingElectric
Max Power80 hp / 59.7 kW @ 7300 rpm
Max Torque79 Nm / 57.5 lb-ft @ 6000 rpm
Transmission5 Speed
Final DriveShaft
FrameDuplex cradle
Front SuspensionTelescopic forks
Rear SuspensionSwinging arm, 5-WAY adjustable coil springs preload
Front Brakes2x 300mm discs
Rear BrakesSingle 242mm disc
Front Tyre3.5H-18
Rear Tyre4.10V-18
Wheelbase1470 mm / 57.9 in
Seat Height775 mm / 30.5 in
Ground Clearance184 mm / 7.2 in
Dry Weight198 kg / 435 lbs
Wet Weight232 kg / 512 lbs
Fuel Capacity22.5 Litres / 5.9 US gal
Consumption Average39.6 mpg
Top Speed126 mph