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