Type: 2 cycle reed induction gasoline engine purpose built for R/C airplanes.
Displacement: 57cc.
Carburetor: Walbro (Diaphragm butterfly type).
Ignition: 4.8v RCEXL-CDI.
Dry Weight: Weight: 1674g (3.69lbs)(including muffler and standoffs).
Idle RPM: 1400.
Max RPM: 9000.
Fuel: 87 octane (91 plus octane recommended for max. performance)premixed 50:1(32:1 for break-in).
Lubrication oil: 2 cycle engine oil.
Cooling System: Air Cooled.
Recommended Propellers: 24x8, 24X10, 23X8, 23x10, 22X8.22X10