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Moto Guzzi Specifications

Moto Guzzi 125 2C 4T (1979-81)

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Moto Guzzi 125 2C 4T (1979-81)

At a glance

Capacity
123 cc / 7.5 cu-in
Power
16.5 hp / 12.3 kW @ 10600 rpm

The full picture.

The Moto Guzzi 125 2C 4T motorcycle was produced from 1979 to 1981. It had a four stroke, parallel twin cylinder, OHC engine with a capacity of 123cc and a compression ratio of 10.65:1. The bike had an air cooling system, and used 2x Dell’Orto PHBG 20 B for induction. The ignition system was reliable, and the engine produced a maximum power of 16.5 hp / 12.3 kW @ 10600 rpm. The bike had a wet multi-plate clutch and a 5 speed transmission. The final drive was by a chain.

The motorcycle had a round tubular frame, with telescopic forks for the front suspension and a swinging arm, dual shocks for the rear end. The front brake was a single disc and the rear brake was a drum. The bike had a wheelbase of 1290 mm / 50.8 in and a dry weight of 110 kg / 242.5 lbs. It had a capacity of 8.5 litres / 2.2 US gal for fuel. Overall it was a reliable and efficient motorcycle with a good engine and transmission, but could have benefited from better brakes.


Technical specifications:

Make Model: Moto Guzzi 125 2C 4T

Motorcycle technical specifications
Year1979 – 81
EngineFour stroke, parallel twin cylinder, OHC
Capacity123 cc / 7.5 cu-in
Bore x Stroke45.5 x 38 mm
Cooling SystemAir cooled
Compression Ratio10.65:1
Induction2x Dell’Orto PHBG 20 B
Ignition
Starting
Max Power16.5 hp / 12.3 kW @ 10600 rpm
ClutchWet multi-plate
Transmission5 Speed
Final DriveChain
FrameRound tubular
Front SuspensionTelescopic forks
Rear SuspensionSwinging arm, dual shocks
Front BrakesSingle disc
Rear BrakesDrum
Front Tyre2.75 -18
Rear Tyre3.00 -18
Wheelbase1290 mm / 50.8 in
Dry Weight110 kg / 242.5 lbs
Fuel Capacity8.5 Litres / 2.2 US gal