Benelli 750 Sei

Benelli 750 Sei

The 1978 Benelli 750 Sei is a stylish and Supersport motorcycle with Air cooled, 747cc, Inline-6, SOHC and 57.51 HP (42.3 kW) @ 8500 rpm.

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Model year
1978
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Engine Power
57.51 HP (42.3 kW) @ 8500 rpm
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Top Speed
111.85 mph

Technical Specifications

Engine and transmission

  • Engine type:
    6 cylinders, 4-stroke, Inline
  • Displacement:
    747 cc (45.64 cubic inches)
  • Bore × stroke:
    2.2 inch × 1.99 inch (oversquare - shortstroke)
  • Cooling system:
    Air cooled
  • Power:
    57.51 HP (42.3 kW) @ 8500 rpm
  • Throttle:
    Cable operated
  • Valve train:
    SOHC, variable
  • Valves per cylinder:
    2
  • Sparks per cylinder:
    1
  • Fuel supply system:
    Carburetor
  • Compression:
    9.8:1
  • Engine mounting:
    Transverse
  • Lubrication system:
    Wet sump
  • Gear box:
    Manual 5-speed
  • Clutch:
    Wet, multiple discs, cable operated
  • Final drive:
    Chain
  • Starter:
    Electric

Dimensions

  • Curb weight:
    562.2 lbs

Chassis and suspension

  • Front
    Suspension:
    Cartridge
    Brake:
    Twin Disk
  • Rear
    Suspension:
    twin shock, Swingarm
    Brake:
    Drum
    Tire:
    120 / 90 R18
  • Frame type:
    steel, Double cradle frame

Other

  • ABS available:
    No
  • Power-to-weight ratio:
    0.17 KW/lbs (6.03 lbs/HP)
  • Top speed:
    111.85 mph
  • Fuel capacity:
    5.81 gals
  • Number of riders:
    2 persons
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