2702 / 2703

27 Series

The 27 Series air cooled two-stroke engines offer the highest power-to-weight ratios available in its horsepower range.

Best suited for use in light and ultralight aviation, hovercraft, fire pumps, gyrocopters and all applications where weight could be an issue.

This engine series offer a time between overhauls of 1000 hours at 75% power and is fit to take on any challenge in the future.

  • 40, 52 or 55 HP
  • Air Cooled
  • 2-Stroke
  • Highest power to weight ratio
  • Perfect for light aviation, hovercraft, gyrocopters or fire pumps
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2702 / 2703 – DATA SHEET
ENGLISH
OPTIONS:
  • Dual ignition
  • Gear box G 50 (1:2,16/1:2,29/1:2,59/1:3,16/1:3,65)
  • Belt reduction G27 (1:1,8/1:2,0/1:2,5)
  • Electric starter
  • 2 carburettors
TECHNICAL DATA
Type:

Two cylinder two stroke (inline)

Displacement:

521 cm3 (31,79 cu in)

Stroke:

64 mm (2,52 in)

Bore:

72 mm (2,83 in)

Max. performance:

38,2 kW (52 HP) at 6500 rpm (1c)
According to DIN 70020:
40,4 kW (55 HP) at 6200 rpm (2c)

Max. torque:

60 Nm (44,2 ft.lb) at 5700 rpm (1c)
67 Nm (49,4 ft.lb) at 5600 rpm (2c)

Carburation:

1/2 x slide carburetor (Bing)

Ignition System:

CDI controlled by the ECU

Cooling:

Fan cooling

Weight:

31 kg (68,4 lb)

Length:

377 mm (14.84 in)

Width:

450 mm (17.71 in)

Height:

376 mm (14.80 in)

Generator power:

250W, 12V

Running direction:

Counter-clockwise, view to output shaft

Starting device:

Recoil starter

Fuel mixture :

Mixture 1:50, 2-stroke-oil, fuel
min. 95 octane (RON)
Mixture 1:80-100 with BLUEMAX
2-stroke-oil, fuel min. 95 octane