The EPHIL X-20cc-R Pro is a professional gasoline engine designed for small fixed-wing aircraft. It features a 20cc displacement, producing 2.5 HP, and operates at 1800-8600 RPM.
The engine has a 32mm bore, 27mm stroke, and a 9:1 compression ratio. It includes a Walbro carburetor, electronic ignition, and a gear-drive propeller hub. The total weight is 1182.5g.
The engine starter is user-friendly and efficient, providing quick and easy starts.
 

Model: X-20cc-R Pro

Displacement: 20cc (1.22 cu in)

Performance: 2.5 HP

Speed Range: 1800-8600 RPM (Test Propeller-16*8)

Bore: 32 mm (1.26 in)

Stroke: 27mm (1.06 in)

Static Thrust: 7.0 kg @ 100 m ALT (15.4 lb @ 328 ft ALT)

Static Thrust: 5.4 kg @ 1800 m ALT (11.9 lb @ 5900 ft ALT)

Compression ratio: 9:1

Lubrication ratio: 30:1 (Fuel: 2-Stroke Motor Oil)

Ignition Voltage: 6-14 V

Spark Plug Type: CM6 Iridium Spark Plug

Recommended Propeller: 16x8; 14x10; 15x8; 16x6; 17x6

Weight of Main Engine: 697g

Weight of Muffler Set: 62g

Weight of Engine Mount Set: 115g

Weight of Spark Plug: 13.5g

Weight of CDI (Ignition): 104g

Weight of Starter: 85g

Weight of ESC: 36g

Total Weight: 1182.5g (2.61 lb)

Manual HERE