Specifications: Capacity:26cc Configuration:2C single cylinder si cooled Carburetr:Walbro pump Ignition:CDI ignition Power supply:4.8-6V Weight:1050g including ignition and muffler Maximum output:1.7KW/2.3BHP Maximun RPM:9000 Idle RPM:1500 PETROL/GASOLINE:Unleaded 2 stroke 30:1-45:1 OIL:2stroke(synthetic is recommended) MIX:1:30 to 1:45 Recommended oil: 2C racing oil and mix 1:45 Prop selection:16*8-18*10 Static thrust:18*8 prop>5.5kg