See a luxury V12 come to life on your desk. The Mould King Motorised V12 Engine (733 pieces) recreates the heart of a British grand tourer in a functioning 1:? scale model. Flip the switch and watch all twelve pistons rise and fall in perfect rhythm, driven by an electric motor through a realistic crank-and-rod assembly. Chrome-plated exhaust manifolds, a simulated turbocharger, and a refined piping layout complete the look. ⚙️ Product Specifications Piece Count: 733+ pieces Configuration: V12 (two banks of 6 cylinders) Power: Electric motor + battery box (included) Recommended Age: 14+ Difficulty: Intermediate / Advanced Estimated Build Time: 5–7 hours Material: ABS plastic, quality-tested (no smell, no burr), LEGO-compatible Model No.: MK-10205 ✨ Working Features All 12 pistons move: Electric-motor-driven crankshaft rotates pistons clockwise or counter-clockwise. Realistic detail: Chrome-tone exhaust manifolds, piping, turbocharger, and refined exhaust system. Educational build: Hands-on STEM lesson in how a 12-cylinder engine actually works. Premium black-and-silver finish: Looks the part on any desk or shelf. 🎁 Perfect For Car enthusiasts, gearheads, and automotive engineers STEM gifts for curious teens and adults Office desk decor that actually does something Fans of Mould King’s working engine series (V8, V10, V12) 🚚 Shipping & Guarantee Trackable Order: Tracking link emailed when shipped — follow every step from packaging to your door. Damage Support: Free replacement parts.