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Motorcycle specifications Moto-Guzzi850 Le Mans III 1981

Sport
Photo of Moto-Guzzi 850 Le Mans III 1981

presentation of the 850 Le Mans III 1981

The second evolution of the Le Mans arrived on the French market in 1981 (presentation in 1980). This time, Moto-Guzzi didn't just go to the tailor, but proposed a number of technical modifications.

while the frame remains more or less the same (apart from an extended swingarm for greater stability), the engine has undergone a complete overhaul. It retains the same displacement, but gains new cylinders and new cylinder heads. The cylinders receive a nikasil (or Nigusil, as you may have read on the net) treatment and a reduction in machining tolerances, which augurs better reliability and operation. This new top end is easily identified by its more angular shape. Whereas the cylinders and cylinder heads of previous versions were round (or egg-shaped), the Le Mans 3 features cylinders with squarer cooling fins.

Moto-Guzzi 850 Le Mans III 1981the modification of the cylinder heads and optimization of the air intake (mainly a modification of the air filter) and exhaust system (which is now entirely new) have also contributed to the new design.the compression ratio has been lowered, while power output has been increased by 3 hp (although the maximum torque value has been slightly reduced).

Moto-Guzzi 850 Le Mans III 1981 - 1Moto-Guzzi 850 Le Mans III 1981 - 1
Moto-Guzzi 850 Le Mans III 1981 - 2Moto-Guzzi 850 Le Mans III 1981 - 2Moto-Guzzi 850 Le Mans III 1981 - 3Moto-Guzzi 850 Le Mans III 1981 - 3Moto-Guzzi 850 Le Mans III 1981 - 4Moto-Guzzi 850 Le Mans III 1981 - 4Moto-Guzzi 850 Le Mans III 1981 - 5Moto-Guzzi 850 Le Mans III 1981 - 5Moto-Guzzi 850 Le Mans III 1981 - 6Moto-Guzzi 850 Le Mans III 1981 - 6

the Le Mans 3 also gains a new air-assisted fork, more modern Paioli shock absorbers and, above all, a new look. And that's what really catches the eye. Gone is the 1978 fairing, with its more GT than Sport profile. The 3rd model of the name abandons not only the fairing flanks, but also the wrap-around fork head (with integrated indicators) in favor of a more angular, pointed muzzle, much more befitting a sports bike. The fuel tank is rounder and the rear end has been transformed to become more harmonious and sharper.

with a top-notch chassis, an improved engine base and renewed aestheticsthe third and final 850 Le Mans is ready to take on its European and Japanese rivals.

Tanthallas - Photos: Internet & manufacturer

Moto-Guzzi 850 Le Mans III 1981

Key facts Moto-Guzzi 850 Le Mans III (1981) : What you need to know before you buy

Prices

Basic version
flag FranceFrance
4,120€

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Model sold in 1981

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Performance

Specifications Moto-Guzzi 850 Le Mans III 1981

Chassis
Frame : Double tubular steel cradle
Fuel capacity : 25 liters (6.60 US gallons)
Dry weight : 206 kg (454 lb)
Weight when fully loaded : 222 kg (489 lb)
Front axle
Telehydraulic fork Ø 35 mm, Wheel travel : 140 mm (5.51 in)
Braking 2 discs Ø 300 mm (11.81 in)
Front tire : 100 / 90 - 18 → Order this type of tire
Transmission
5 stage gearbox
Secondary cardan shaft
Rear axle
2 lateral shock absorbers, Wheel travel : 94 mm (3.70 in)
Braking 1 disc Ø 242 mm (9.53 in)
Rear tire : 110 / 90 - 18 → Order this type of tire
Motor
two-cylinder 90° transverse V , 4 strokes
2 carburetors Ø 36 mm
Cooling system : by air
tumbled
2 valves per cylinder
844 cc
74 ch (73 hp) to 7,700 rpm
7.80 mkg to 6,000 rpm
Power-to-weight ratio : 2.82 kg/ch
Weight / torque ratio : 26.41 kg/mkg
Compression : 9.8 : 1
Standard equipment
Brake assist : Coupled braking
Practical information
Take care of your motorcycle! Find all the parts and maintenance products you need to keep your bike in top condition.
Motorcyle equipment adapted for all members of the family and security elements.

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1981

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FAQ Your frequently asked questions about the 850 Le Mans III 1981

What is the power of the 850 Le Mans III 1981?
The 850 Le Mans III 1981 develops a power of 74 ch (73 hp)
What is the torque of the 850 Le Mans III 1981?
The maximum torque of the 850 Le Mans III 1981 is 7.80 mkg to 6,000 rpm.
What is the maximum speed of the 850 Le Mans III 1981?
The 850 Le Mans III 1981 is capable of reaching a top speed of approximately 230 km/h (142.90 mph) on the track.
What is the weight of the 850 Le Mans III 1981?
The 850 Le Mans III 1981 has a a dry weight of 206 kg (454 lb), a weight when fully loaded of 222 kg (489 lb).
What is the fuel consumption of the 850 Le Mans III 1981?
Average fuel consumption is estimated at 5.70 l/100km (0.41 mpg) according to the WMTC cycle.
What is the price of the 850 Le Mans III 1981?
The price of the 850 Le Mans III 1981 is 4,120€ in France