QRS B2G 498cc EFI UAV/UAS Engine TBO300H w/One Key Starter/Generator 28V/2000W 2025 Production!

Manual Video Spare Parts The 498CC engine is an air cooled horizontally opposed piston engine with dual-redundant TCI ignition. Compared with its counterparts in the market,the engine is light weighted, consistent in performance, robust and maintenance friendly. 498CC is an ideal choice to power fixed-wing UAV and VTOL of MTOW 150kg~ 250kg. Technical Parameter Engine model: 498CC Basic structural form: dual -cylinder horizontal confrontation The engine rotation: counterclockwise (facing the propeller to install flange disk) Power: 25.5kw@6500rpm Maximum torque: 40.5N·M@4500rpm Disted: 498ml Cycloping: 75mm Itinerary: 56mm Compression ratio: 10.6: 1 Maximum speed: 6800rpm Minimum stable speed: 1800rpm ~ 2200rpm Working environment temperature: -35 °C ~ 55 °C Best working temperature: 140 °C ≤ cylinder head temperature ≤ 240 °C Limited temperature of the cylinder head: 90 °C ≤ cylinder head temperature ≤260 °C, The running time above 260 °C must not exceed 60s Fuel: Hybrid fuel (oil: fuel: fuel = 1: 50, volume ratio) The weight of the whole machine (dry weight): 20.5kg (including ECU, GMU, ignition coil division component, Fuel pump, fuel filter, engine wire beam, fuel pipe Road, sensor, etc.) Large Repair Spirit (TBO): 300H