• Realistic L4 Engine Model: This 1787-piece building set replicates a real inline 4-cylinder engine with moving pistons, connecting rods, and a working crankshaftm, the design follows actual engine mechanics for an authentic building experience
• Functional Motorized Operation: Includes a motor to power the engine, demonstrating realistic piston movement and firing sequence, watch the crankshaft rotate and valves operate just like a real engine
• Accurate Mechanical Details: Features precise intake/exhaust paths, timing system, and belt-driven mechanisms. The transparent casing reveals internal workings for better understandin
• Educational Engineering Project: Designed for ages 14 , this set helps users learn engine mechanics, combustion cycles, and power transmission through hands-on assembly
• Compact Display Size: Measures 32.6 x 23.4 x 20 cm (12.8 x 9.2 x 7.9 inches), making it a great size for display while maintaining realistic proportions