MV Agusta 851 Super Magni (1979)

The MV Agusta 861S Magni is a powerful vintage motorcycle produced in 1979 with a four-stroke, transverse four-cylinder engine, and two valves per cylinder. It has a capacity of 861cc and a compression ratio of 10.3:1, with an induction of four 27mm Dell’Orto carburetors. The bike has an electric start and can produce a maximum power of 71kW (92.5hp) at 10,000rpm. The clutch is a multiple-disc in oil bath type with a 5-speed transmission and chain final drive. The frame is built of tubular steel and is welded to a double cradle, with a front suspension composed of 38mm Forcelle Italia telescopic forks with adjustable preload and rebound damping. The rear suspension has dual Koni shocks and is also preload adjustable. Braking is handled by double 280mm front discs and a single 280mm rear disc, with 110/80-18 and 150/70-18 front and rear tires respectively. The bike weighs in at 200kg (440lbs) and has a fuel capacity of 19 liters (5.0 US gallons). Overall, the MV Agusta 861S Magni is a classic motorcycle with impressive specifications and capabilities.

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Technical specifications:

Make Model: MV Agusta 861S Magni

Year: 1979 –

Engine: Four stroke, transverse four cylinders, DOHC, 2 valve per cylinder

Capacity: 861 cc / 52.2 cu-in

Cooling System: Air cooled

Compression Ratio: 10.3:1

Induction: 4x 27mm Dell’Orto carb.

Starting: Electric

Max Power: 71 kW / 92.5 hp @ 10000 rpm

Clutch: Multiple disc in oil bath.

Transmission: 5 Speed

Final Drive: Chain

Frame: Tubular steel, welded, double cradle

Front Suspension: 38mm Forcelle Italia telescopic forks, preload, rebound damping adjustable.

Rear Suspension: Dual Koni shocks preload adjustable

Front Brakes: 2x 280mm discs

Rear Brakes: Single 280mm disc

Front Tyre: 110/80 -18

Rear Tyre: 150/70 -18

Weight: 200 kg / 440 lbs

Fuel Capacity: 19 Litres / 5.0 US gal