Limbach Engine L1700E0/EC, L 2000E0/EC | Four Cylinder, Horizontally Opposed Air Cooled Engine

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Description

Versatile and Efficient, The Advanced Design of the Limbach Engine L1700E0/EC, L 2000E0/EC

The Limbach Engine L1700E0/EC, L 2000E0/EC are reliable, four-cylinder, horizontally opposed, air-cooled engines, designed with single magneto ignition and wet sump pressure lubrication. This UAV Engine is Ideal for small aircraft and UAV applications, these engines deliver dependable power with efficient fuel consumption and simple maintenance.

Specifications
L1700 E0 / EC
  • Maximum Power (5 min): 68 HP (50 kW) at 3600 RPM
  • Continuous Power: 60 HP (44 kW) at 3200 RPM
  • Bore & Stroke: 88 mm (3.46 in) x 69 mm (2.71 in)
  • Displacement: 1680 cm³ (102.52 cubic inches)
  • Compression Ratio: 8:1
  • Fuel Consumption: Approximately 10 liters/hour
L2000 E0 / EC
  • Maximum Power (5 min): 80 HP (59 kW) at 3400 RPM
  • Continuous Power: 70 HP (51 kW) at 3000 RPM
  • Bore & Stroke: 90 mm (3.54 in) x 78.4 mm (3.09 in)
  • Displacement: 1994 cm³ (121.68 cubic inches)
  • Compression Ratio: 8.4:1
  • Fuel Consumption: Approximately 12 liters/hour
General Features
  • Ignition: Slick 4330 magneto, LIMBACH harness
  • Spark Plugs: LIMBACH LB-N41.0 with 0.5 mm electrode spacing
  • Firing Order: 1 – 3 – 2 – 4, with 30° BTDC firing point
  • Carburetor: Zenith 150 CD-3
  • Fuel Requirements: 98 RON (Unleaded) or AVGAS 100LL
  • Air Cleaner: LIMBACH
  • Fuel Pump: APG-LIMBACH mechanical pump
  • Starter: 12V, 1.1 kW with solenoid
  • Generator: 14V, 33A or 55A options
  • Oil System: Max oil pressure 4 bar, min 1 bar at 2500 RPM, with a 2.5-liter capacity
  • Temperature Limits: Max oil temperature 120°C, min 50°C; max cylinder head temperature 250°C
  • Propeller Drive: Direct, anti-clockwise with propeller hub options (E01/EC1 for variable pitch, E02/EC2 for fixed pitch)
  • Dry Weight: Approx. 74 kg (L2000 E0), 73 kg (L1700 E0)
Both engines come with LBA Type Certificates (JAR 22-H): No. 4582 for L1700 E0/EC and No. 4597 for L2000 E0/EC. The Limbach L1700 and L2000 provide solid, reliable power for general aviation and UAV applications, with consistent fuel efficiency and straightforward operation.

 

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