Specification AgeRangeDescription : Kid AssemblyTime : 2 days Brand : OS Engines BulletPoint1 : Realistic Toyan Engine model: Features an observable internal combustion chamber design, complemented by a newly designed adjustable carburetor system, adjustable ignition angle flywheel, and high-efficiency cooling fan. The use of a mid-camshaft design minimizes the height of the engine to the utmost, making it an extremely sophisticated four-stroke engine model BulletPoint2 : Powerful Engine Model: High-precision precision parts ensure output power, thermal efficiency, and high horsepower. Comes with an all-metal body design, aerospace-grade aluminum CNC machined alloy steel crankshaft, precision piston rings, finely ground cylinder liners, alloy valves, high-strength timing pulley BulletPoint3 : Craftsmanship Engine Model: Over 200 components are CNC machined, showcasing exquisite craftsmanship, and presenting an elegant and refined engine model. Perfectly presents the mechanical structure, with clear flywheels and transmission structures, revealing the logical and powerful beauty of mechanics BulletPoint4 : Significance Value: Can be used as the engine power for 1:10, 1:12, and 1:14 scale RC cars, boats, and aircraft models. With its unique transparent combustion chamber design, also suitable for scientific experiments, educational demonstrations, and more BulletPoint5 : Notes: Start this engine by CDI ignition. Operates on methanol fuel (20%-25% nitro methane fuel). Handle with care during function, avoiding touching the motor fan to prevent injury, and refrain from touching the cylinder to avoid burns Color : Black Color1 : Gold Color2 : Grey CpsiaCautionaryStatement : no_warning_applicable CustomerPackageType : Standard Packaging EducationalObjective : Engineering ExternallyAssignedProductIdentifier : 4531028167360 ExternallyAssignedProductIdentifier1 : 740539466747 ExternallyAssignedProductIdentifier10 : 0885728949882 ExternallyAssignedProductIdentifier11 : 0885950722420 ExternallyAssignedProductIdentifier12 : 0020334534705 ExternallyAssignedProductIdentifier13 : 00020334534705 ExternallyAssignedProductIdentifier2 : 0740539466747 ExternallyAssignedProductIdentifier3 : 020334534705 ExternallyAssignedProductIdentifier4 : 885739840154 ExternallyAssignedProductIdentifier5 : 885950722420 ExternallyAssignedProductIdentifier6 : 885728949882 ExternallyAssignedProductIdentifier7 : 0885739840154 ExternallyAssignedProductIdentifier8 : 0885904545402 ExternallyAssignedProductIdentifier9 : 0885314373565 IsAssemblyRequired : 1 ItemDisplayDimensions_Height : 0.4 inches ItemDisplayDimensions_Length : 5.2 inches ItemDisplayDimensions_Width : 2.5 inches ItemDisplayWeight : 0.028 kilograms ItemName : OS Engines Outer Head O.S. Speed R2106 OSMG2174 ItemPackageDimensions_Height : 1.44 inches ItemPackageDimensions_Length : 3.5 inches ItemPackageDimensions_Width : 2.5 inches ItemPackageQuantity : 1 ItemTypeKeyword : hobby-rc-vehicle-engines Manufacturer : OS Engines ManufacturerMinimumAge : 14 Material : Plastic ModelName : TOYAN FS-S100AT1D-XP ModelNumber : 5347 NumberOfItems : 1 OperationMode : Manual PartNumber : OSMG2174 PowerSourceType : Manual ProductDescription : OS Engines Outer Head O.S. SPEED R2106, OSMG2174 ProductSiteLaunchDate : 2025-01-16T09:37:35.292Z Size : 23.1 x 18.8 x 13.1cm Style : fashion SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword : Unisex TargetAudienceKeyword1 : Men TargetAudienceKeyword2 : Boys TargetAudienceKeyword3 : Women TargetAudienceKeyword4 : unisex-adults TargetAudienceKeyword5 : girls TargetGender : unisex Theme : airplane UnspscCode : 60141000