SEMTO & OTTO ST-NF2 7.0cc Nitro Engine Model Kit + Start Ignition Module

SEMTO & OTTO ST-NF2 7.0cc Nitro Engine Model Kit + Start Ignition Module

• ?️ Complete Starter Set – Includes SEMTO ST-NF2 7.0cc inline twin-cylinder four-stroke nitro engine kit, 3-in-1 brush start ignition power module (7.4-11.1V), F-type four-stroke glow plug, 75ml plastic fuel tank, and 50cm silicone oil pipe. All you need to assemble and run (battery & nitro fuel sold separately)
• ⚙️ Realistic Engineering Model – CNC machined aluminum with red anodized finish. Dual synchronous belt timing, short rocker arms, and asynchronous crankshaft deliver smooth operation up to 16,000 rpm. Perfect for understanding SOHC valve mechanism, four-stroke cycle, and air-cooling principles
• ? All-in-One Ignition & Start Module – The 3-in-1 module combines starter drive, ignition power, and brushless control. Features push-button start, T-plug connector for 7.4-11.1V LiPo battery. Wiring simplified: connect to glow plug, starter motor, and engine ground. No separate ignition box needed
• ? Educational & Display Purpose Only – Designed as a desktop teaching aid for physics and mechanical engineering classes. Not for use in any vehicle, watercraft, or equipment subject to EPA emission regulations. Compliant with model engine exemption (40 CFR Part 1051). Ideal for hobbyists and educators
• ?️ DIY Assembly Kit – Ages 15+ – Build the engine step by step while learning internal combustion mechanics. Clear instructions included. Requires 20-25% nitro fuel, 7.4V 2S LiPo battery, and F-type four-stroke glow plug (plug included). All metal parts precision machined