Originally Posted by Hobbsy

Big Saito, 6..1 cubic inches:Benchmark Prop:26x12 2-bladeBore:43.6mmCrankshaft Threads:6-Bolt Hub, M5 threadsCylinders:TwinDisplacement:100.3cc (6.1 cu in)Engine (Only) Weight:4,040g (142.5 oz)Ignition Weight:160g (5.6 oz)Muffler Type:Flex Pipe (included)Muffler Weight:180g (6.3 oz)Oil Type & Content:Synthetic 16:1 ratioPlug Type:CM-6Prop Range:25x12 - 27x10RPM Range:5,500-6,000 (ground)Recommended Fuel:GasolineStarter Type:Hand Held StarterStroke:33.6mmTotal Weight:4,380g (154.5 oz)Type:4-Stroke 100cc Twin-Cylinder Airplane Engine