Teching All-Metal 4-Cylinder Engine Model Assembled Working Motorized Display

  
This is a fully assembled, clean, functioning Teching-style 4-Cylinder All-Metal Engine Model. Motor drives the moving pistons, crankshaft, camshafts, chains, and pulleys. Gift for engineers or gearheads Includes.

All belts, chains, gears installed. Teching engine model, 4 cylinder engine model, metal engine model, mechanical model engine, working engine model, assembled engine model, STEM engine kit, desktop engine display, miniature engine model, mechanical engineering toy, internal combustion model, model car engine, Teching 4 cylinder, motorized engine model, educational engine model, alloy engine model, DIY engine assembly, piston engine model, camshaft engine model, realistic engine model, collector engine model.