Propeller Range: 24" x 10" or 24" x 12" / Bore : 37.2mm / Cylinder Type: Ringed piston / Cylinders : 3 / Displacement : 90cc Engine (Only) / Weight : 3,161g (Body), 250g (Ignition) / Muffler Type : 10mm Flex Exhaust Pipes included / Muffler Weight : 157g / Oil Type & Content : Power Model 2T, or Red Line. 15:1 break in, 20:1 after. / Plug Type : CM6 / RPM Range: 1,300 - 7,000 / Stroke : 27.6mm / Total Weight : 3568g / Type : 4-stroke Airplane