{"product_id":"toyan-fs-s100at-4-stroke-nitro-general-engine-model","title":"TOYAN FS-S100AT 4 Stroke Nitro General Engine Model","description":"\u003ch2\u003e✨ Key Features \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePrecision All-Metal CNC Engineering:\u003c\/b\u003e Crafted with over 200 CNC-machined parts from aviation aluminum and alloy steel, featuring a precision-ground cylinder liner, alloy valves, and a high-strength timing pulley.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eHigh Output \u0026amp; Efficiency:\u003c\/b\u003e Delivers \u003cb\u003e0.82 PS\u003c\/b\u003e of maximum power and speeds up to \u003cb\u003e10,500 RPM\u003c\/b\u003e, providing exceptional thermal efficiency and high horsepower in a 3.5cc footprint.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePerspective Combustion Chamber:\u003c\/b\u003e Features a unique see-through combustion chamber and visible transmission structure, allowing you to observe internal engine dynamics in real-time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFlexible Dual-Fuel Operation:\u003c\/b\u003e Supports both mixed gasoline fuel (#92+ gasoline with 2T oil at a 25:1 ratio) and nitro fuel (20%–25% nitromethane blend).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eVersatile Power \u0026amp; Educational Tool:\u003c\/b\u003e Perfect as a power unit for 1:10, 1:12, and 1:14 scale model aircraft, cars, and boats, or as a hands-on STEM demonstration tool for engineering enthusiasts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📐 Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eProduct Model:\u003c\/b\u003e TOYAN FS-S100AT\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eEngine Type:\u003c\/b\u003e 4-Stroke Single-Cylinder Engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDisplacement:\u003c\/b\u003e 3.5cc\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePiston Diameter:\u003c\/b\u003e 16.62 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSpeed Range:\u003c\/b\u003e 4,000 – 10,500 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePower Output:\u003c\/b\u003e 0.82 PS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eProduct Weight:\u003c\/b\u003e 1,900 g (4.19 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePackage Weight:\u003c\/b\u003e 2,500 g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMaterials:\u003c\/b\u003e Aviation Aluminum \u0026amp; Alloy Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRecommended Age:\u003c\/b\u003e 16+\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e🛠️ Usage \u0026amp; Fuel Guidelines\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eIgnition Method:\u003c\/b\u003e Requires a CDI ignition unit to start.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eOption A (Gasoline Mode):\u003c\/b\u003e #92 or higher gasoline mixed with 2-stroke (2T) engine oil at a \u003cb\u003e25:1\u003c\/b\u003e ratio.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eOption B (Nitro Mode):\u003c\/b\u003e 20% – 25% nitromethane finished methanol fuel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cb\u003e⚠️ Safety Note:\u003c\/b\u003e Handle with care during operation. Never touch the cooling fan, timing belts, or moving parts while running to avoid injury. Do not touch the cylinder during or immediately after operation to prevent high-temperature burns.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"surplusfun","offers":[{"title":"engine only（Pre-assembled）","offer_id":49633545093272,"sku":null,"price":369.99,"currency_code":"USD","in_stock":true},{"title":"engine+starter","offer_id":49633545126040,"sku":null,"price":429.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/2987\/6376\/files\/10_2a1739ea-9a87-4cd9-a076-7acb24a0b435.jpg?v=1785846667","url":"https:\/\/surplusfun.com\/products\/toyan-fs-s100at-4-stroke-nitro-general-engine-model","provider":"surplusfun","version":"1.0","type":"link"}