EPHIL 123cc-T Pro Gasoline Engine w/ Spark Plug & Electronic Ignition

123cc-T ProDisplacement: 123cc (7.5 cu in)Performance: 12.2 HPSpeed Range: 1500-6650 RPM  (Test Propeller-27*10)Bore: 47 mm (1.85 in)Stroke: 35 mm (1.38 in)Static Thrust: 26.8 kg @ 100 m ALT (59 lb @ 328 ft ALT)Static Thrust: 23.8 kg @ 1800 m ALT (52.5 lb @ 5900 ft ALT)Compression ratio: 8:1Lubrication ratio: 30:1 (Fuel: 2-Stroke Motor Oil)Ignition Voltage: 6-14 VSpark Plug Type: CM6 Iridium Spark PlugRecommended Propeller: 26x10; 26x12; 27x10; 28x10Weight of Main Engine: 2677gWeight of Muffler Set: 228g (L&R Mufflers; Screws)Weight of Aluminum Standoffs Set: 130g (Including Screws)Weight of Spark Plug: 13.5g*2 (CM6*2)Weight of Starter: 253gWeight of ESC: 36gWeight of CDI (Ignition): 173gTotal Weight: 3524g (7.77 lb)