SEMTO Engine ST-NF2 7.0cc Mini Double-Cylinder Four-Stroke Nitro Engine Model Kit – DIY Assembly, Handmade Desktop Engine, Collectible Gift (Engine Only, No Starter Kit)

SEMTO Engine ST-NF2 7.0cc Mini Double-Cylinder Four-Stroke Nitro Engine Model Kit – DIY Assembly, Handmade Desktop Engine, Collectible Gift (Engine Only, No Starter Kit)

• Authentic Engine Design – SEMTO ENGINE ST-NF2 features a 7.0cc inline double-cylinder, four-stroke nitro internal combustion engine with air cooling, replicating real engine mechanics in miniature form.
• DIY Assembly & Handmade Experience – Walk through the internal structure and explore mechanical principles while enjoying the fun of DIY assembly, making it both an educational and hands-on project.
• High-Performance Structure – CNC aluminum alloy construction, dual synchronous belt for stable operation, rocker arm for precise valve timing, and crankshaft delivering speeds up to 16,000rpm.
• Educational & Collectible Value – Perfect for STEAM education, physical & mechanical demonstrations, or as a collectible desktop model; widely used by teachers and hobbyists alike.
• Gift-Ready Packaging Options – Packaged in premium boxes, available in Engine Only, Starter Kit Only, or Complete Set (Engine + Starter Kit), making it a unique gift choice for enthusiasts, students, and collectors.