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

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. For a comprehensive reading of related products, please visit the Kratos Defense Drone Shop website. Limbach L1700E0/EC and L2000E0/EC Engines – FAQ 1. What are the key technical specifications of these engines? Both engines are four-cylinder, horizontally opposed, air-cooled gasoline engines designed for UAVs and small aircraft. L1700E0/EC: Maximum power 68 HP (50 kW) at 3,600 rpm, continuous power 60 HP (44 kW) at 3,200 rpm, displacement 1,680 cm³, compression ratio 8:1, fuel consumption approximately 10 liters per hour. L2000E0/EC: Maximum power 80 HP (59 kW) at 3,400 rpm, continuous power 70 HP (51 kW) at 3,000 rpm, displacement 1,994 cm³, compression ratio 8.4:1, fuel consumption approximately 12 liters per hour. 2. What design features and construction materials are used? Both models use aluminum alloy crankcases , forged steel crankshafts , and aluminum pistons with reinforced cylinder barrels for durability and low weight. They employ wet sump pressure lubrication and single magneto ignition , ensuring reliable operation and simplified maintenance. 3. What ignition and fuel systems are integrated? The engines use the Slick 4330 magneto ignition system with Limbach high-performance spark plug harnesses for consistent ignition under varying loads. Each engine is equipped with twin carburetors and supports AVGAS 100LL or MOGAS 95 fuel types. The system ensures efficient fuel atomization and optimal combustion across the full RPM range. 4. What performance advantages do these engines offer for UAV applications? Both the L1700 and L2000 deliver high reliability, smooth operation, and balanced power-to-weight ratios , making them suitable for long-endurance UAVs, fixed-wing aircraft, and aerial mapping platforms . Their air-cooled configuration reduces mechanical complexity, while the magneto ignition system ensures independent, battery-free ignition capability. 5. What purchasing and payment options are available? Pricing for both engines is available upon request. Kratos Defense Drone Shop accepts bank transfers, PayPal, and major credit cards for both retail and OEM clients. Custom configurations and bulk purchases can be arranged for UAV manufacturers and system integrators. 6. What documentation and compliance materials are provided? Each engine is supplied with technical manuals, wiring and installation guides, performance data sheets, and maintenance documentation . Both models comply with civilian UAV export standards and are intended for commercial and research applications only . Use for military or warfare purposes is strictly prohibited. Kratos Defense Drone Shop provides after-sales technical support, spare parts, and operational training for long-term reliability.