952 Pcs Visible W16 Internal Combustion Ohc Engine Motor Working Model DIY Kit Build a Realistic Engine Model ? Order Yours Today! Experience the power of true engineering with this W16 Motorized Engine Model Kit, a highly detailed, runnable replica designed for teens, adults, and young builders who love cars, mechanics, and STEM challenges. With 952 precision pieces, this ultra-realistic set brings the legendary W16 layout to life through transparent components and both manual and motorized operation. Features Highlights: ? Ultra-Realistic W16 Engine Design ? Built from 952 premium blocks to accurately recreate real engine mechanics, including synchronized pistons, crankshaft movement, and complex cylinder arrangements. ? Manual Motorized Operation ? Switch between hand-cranked and electric-powered modes. Watch the pistons fire and the crankshaft rotate just like a real engine, offering dynamic playability for builders of all ages. ? STEM Learning Through Hands-On Assembly ? Encourages mechanical understanding, problem-solving, and creativity. Clear 3D step-by-step instructions ensure a smooth and rewarding building experience for ages 8+. ? Ideal Gift for Car Enthusiasts ? Featuring a transparent housing and real mechanical detail, this W16 engine model is perfect for display, gifting, or adding to any supercar fan?s collection. Great for birthdays, holidays, and special occasions. ?? Safe, Durable High-Quality Build ? Crafted from eco-friendly, burr-free ABS materials for a secure and smooth assembly. Backed by lifelong replacement service for worry-free enjoyment and long-term durability. Bring engineering to life with this functional W16 engine model ? a stunning collectible that combines education, mechanics, and hands-on creativity in one immersive build. ? Includes 952 PCS + motorized drive components Shipping Return Policy We proudly offer FREE shipping on all orders within the lower 48 U.S. states. Please note that we do not offer combined shipping, local pickup, or delivery to P.O. boxes or APO/FPO addresses. Orders are shipped within 1?3 business days. Once the item ships, delivery typically takes an additional 1?5 business days. Note: Most items arrive very quickly ? usually within 2?4 business days from the purchase date. Tracking information will be provided as soon as your order ships. Customer satisfaction is very important to us, and we want you to have a great experience. If there are any issues with your order, please contact us directly before opening a case or requesting a return. This allows us to resolve the matter quickly and provide you with a return authorization if needed. We proudly offer 30-Day Free Returns for your convenience.