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10 Best Engine Kits - Holiday Sale
Best Choice01KinbelleKinbelle 80cc 2 Stroke Engine Motor Kit Motorized Bicycle Bike Fuel Gas Powered DIY Motorized Bike
11% Off Free ShippingMain highlights- less noise，ride motorized bike as normal bike with pedal.Convenient for your daily life and it’s easy to use.
- With push clutch lever,brake Lever with gear changer.
- The bicycle gasoline engine can greatly get the bicycle speed up to 55km/h, and it will surely be your excellent helper.
- Package Included: 1X 80cc 2-Stroke Engine Motor Kit
- Engine type: Single cylinder,air-cooling,2-stroke gasoline engine
9.9Exceptional
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- 02Tuajixz
Tuajixz V8 Engine Building Blocks Sets, V8 Engine Model Kit That Runs – Motorized with Moving Pistons, Crankshaft & Rotating Fan, Realistic Engine Simulation for Car Enthusiasts, 588Pcs
Main highlights- Visible Cooling & Mechanical Systems - The front fan, belt, and pulley system simulate real cooling and accessory drive mechanisms. Black wire-like parts mimic ignition coils and spark plug circuits, while the sturdy base mirrors a real engine mount — delivering an immersive mechanical demonstration.
- STEM Learning & Perfect Gift - This V8 engine model is ideal for STEM education, mechanical exploration, or display. Encourages problem-solving, hands-on creativity, and curiosity about engineering. Perfect for mechanical enthusiasts and adults alike — a unique gift for birthdays, Christmas, or any special occasion.
- Realistic V8 Engine Replica - Bring the power and thrill of a real V8 engine to your tabletop! This motorized V8 engine building Block is fully functional, letting you experience the classic engine’s power and beauty in miniature form. Eight cylinders form a classic V shape with a red cylinder head and realistic valve layout — perfectly blending engineering precision with mechanical artistry.
- Motorized Motion & Dynamic Pistons - Connect the included electric motor and watch your V8 engine model kit roar to life! Pistons move up and down, the crankshaft spins smoothly, and the front cooling fan rotates. Transparent parts let you clearly see every moving component — creating a mesmerizing, hands-on mechanical experience.
- High-Quality Materials - Made of certified ABS plastic and tested under ASTM F963-23 and CPSIA standards, each V8 engine building block undergoes 10 precision industrial processes, CNC cutting, and advanced color finishing. This ensures firm connections, smooth texture, and long-lasting durability.
9.6Exceptional
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- 03Mould King
Mould King 10171 V8 Engine Model Kit - 487 Pcs to Build Your Own Mini Engine That Works, DIY STEM Project, Hobby Building Blocks Kit for Adults
Free ShippingMain highlights- V8 Engine Model Kit That Works - equipped with an L motor and a battery box (6 AAA batteries are required, not included), so that it has enough power to complete the piston work of the 8-cylinder engine. Let you see the working principle of the V8 engine with your own eyes. For those who love mechanical details, it is absolutely irresistible.
- Model for Building Toy Enthusiasts - This meaningful V8 engine is an ideal gift for mechanical enthusiasts, providing a hands-on manual experience and can be placed as a unique exhibit in your home or office.
- Independent Packaging - All accessories are packed in a separate packaging bag, which makes it easier for everyone to start building according to the steps. This engine kit includes easy-to-understand instructions for everyone to understand and assemble.
- Gift for Engine Lover - This technology engine building block comes with colorful gift packaging, which is a birthday/Christmas/New Year gift. All products of our company are strictly inspected before shipment. If you have any problems with your purchase, please feel free to message us!
- Engineering Building Kit - Use the visible V8 engine model kit to observe the operation of the engine. The central fan rotates synchronously with the engine, simulating the supercharging effect of the turbine, highly restoring the working principle of the engine, and adding more realism to your model.
9.3Excellent
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- 04Sikewettx
W16 Engine Building Kit (Twin V8 Design), 751 PCS to Build Your Own W16 Engine Model Kit for Kids Boys, Compatible with Lego Engine Sets for Boys 8-14, STEM Building Blocks Toys for Kids Adult
Free ShippingMain highlights- 【Working Pistons & Clear Cylinder Detail】Remove the engine covers to observe the piston and cylinder movement in action. This feature helps builders explore how internal parts connect through gears, making it a great engine building kit STEM toy for kids 8-14 and an advanced project for adult builders
- 【Turbocharger & Exhaust Assembly】Lift the top cover to find a turbocharger and exhaust assembly that reflects authentic supercar design. This feature adds depth to the W16 engine model, appealing to car fans, hobbyists, and collectors of V8 and F1 model kits
- 【STEM Learning & Display Collectible】This kit combines STEM education with display value. Compatible with Lego engine model building kit, the W16 & V8 engine model kits are suitable for kids 8-14 and adults. A thoughtful gift for hobbyists, engineers, or collectors who want an educational project and a striking display model
- 【Motorized Gear Drive with Dual Modes】Powered by a USB motor, the model engine building blocks kit can run at two speeds. Choose a slower mode to follow the piston rhythm, or a faster mode to simulate a high-performance car engine—perfect for enthusiasts who love F1 technology and racing models
- 【Build a Legendary W16 Car Engine】W16 car engine model kit with 751 pieces. This engine model kit for adults and kids is designed for both learning and display, making it one of the best building kits for adults, collectors, and Speed Champion or F1 fans
9.2Excellent
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Value for Money05Mould KingMould King V8 Engine Building Kit for Adults, MOC Ideas Mini 4-Speed Transmission V8 Engine Model Toy for Display, STEM Building Project for Teens 14+(1169 PCS)
17% Off Free ShippingMain highlights- Quality Service-It comes with an L engine and a battery box, requiring 6 AAA batteries (not included). If any parts are missing from your set, please contact us, and we will send you the missing parts.
- Made for display-Most parts of Electroplating Create an Authentic Metallic Texture. For car enthusiasts, collectors, or mechanical aficionados, a functional engine model is a must-have.Its exquisite design makes it perfect as a desktop display piece.
- Easy-to-Assemble STEM Toy-A DIY kit suitable for teen/adults 14+. The parts are neatly organized in bags according to assembly steps for easy construction. It’s an excellent gift choice for birthdays/Easter.
- 4-Speed Transmission-The innovative transmission system supports operation in four different gears. You can adjust the speed of the piston, the tension of the mechanical chain, and the rotation efficiency of the gears by shaking the gear lever.
- 1:4 Scale V8 Engine Kit-The 1,169-piece MB car engine showcases the intricate cylinder block structure through compact building pieces. The curved shape of the side pipes also makes this model appear more dynamic.
9.0Excellent
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- 06discovery mindblown
Discovery Mindblown Kids Model Engine Kit
20% Off Free ShippingMain highlights- REV IT UP: Deliver the action of a classic car engine thanks to the powerful pistons and interactive cables! Simply plug the cables to the battery pack distributor and watch the engine fans turn around!
- MAKE THE WORLD OF STEM AMAZING for your children with this intuitive and engaging kit! It makes science, mechanical engineering, and even technology exciting from start to finish!
- LET YOUR CHILDREN GET HANDS ON: With the Discovery #Mindblown Model Engine Kit! This mini replica of a classic four cycle internal combustion gasoline car engine teaches young minds all about the wonderful world of mechanical engineering in one immersive set. It's the perfect birthday, holiday or Christmas gift for any child!
- DEVELOP THEIR CRITICAL THINKING SKILLS: The Discovery #Mindblown Model Engine Kit will encourage young boys and girls to expand their creativity, think logically, and even refine their motor skills all at once!
- ALL THE TOOLS THEY NEED TO SUCCEED: Your child will have a great time constructing this comprehensive model engine toy! Tinker with the cranks, pulleys, belts, and exhaust valves to make this little gadget come to life right in front of their eyes!
8.7Very Good
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- 07HIGH GODO
V8 Engine Building Set, V8 Engine Model Kit That Runs, Visible Car Engine Model Kits with Motor, Lights, & App Control, STEM Toys Gifts for Adults, Teens Age 14+ (664 PCS)
Main highlights- V8 Engine Model Kit: Once assembled, the V8 engine model measures 9.76 × 8.19 × 5.12 inches. It serves as a striking display piece for desks, bookshelves, or collections, blending both educational value and decorative appeal
- STEM Toys: With 664 pieces and step-by-step illustrated instructions, this V8 engine building set offers an engaging way to learn the principles of mechanics, motion, and engineering while enjoying hands-on construction
- Realistic V8 Engine Model Kit: This mini V8 engine kit comes with transparent cylinders that allow you to observe the piston movement, valve transmission, and other internal details as the engine runs. A fun and educational building set for car enthusiasts aged 14 and up
- Mini V8 Engine Kits: The V8 engine model kit includes a rechargeable motor with USB charging cable, no extra batteries needed. Once powered, the engine runs with moving pistons and glowing lights. Control speed and engine sounds via the mobile app for an immersive experience
- Cool Gifts for Car Lovers: Designed for teens and adults who love cars, racing, and mechanical engineering, this V8 engine kit makes a creative gift choice for birthdays, Christmas, STEM events, or hobby collections. Note: If any missing pieces, we're always here to help
8.6Very Good
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- 08Mould King
Mould King 10202 V12 Engine Model kit That Runs - Build Your Own STEM Model Engine for Age 14+/Adult, 12-Cylinder Car Engine, Shiftable Gear Operation, Mechanic Engineering Construction Set (1260 PCS)
Free ShippingMain highlights- 【STEM Model Kit】Perfect for family or friend activities! This model kit enhances your hand-eye coordination, divergent thinking, and problem-solving skills—while sparking creativity and brain development. It also teaches collaboration and teamwork, turning science and mechanical principles into an engaging hands-on adventure from start to finish.
- 【Ideal Gift】This building toy comes in sturdy cardboard packaging—perfect for gifting on Birthdays,Christmas, or New Years. All products of my company have been strictly tested before shipping. If you encounter any issues such as missing pieces or non-functional motor, please feel free to contact us!
- 【Gear Speed Shift System】The Mould King 10202 engine comes with a gear shift system: adjust between 4 speeds easily by moving the gear lever! Watch the simulated piston motion and turbocharger in action—they deliver a captivating, lifelike mechanical experience.
- 【Electrical Dynamic Version】Includes 1 L motor and 1 battery box (requires 6 AAA batteries, not included). This V12 engine kit features electric drive—assemble it, add batteries, and watch it run! Its compact design delivers impressive power output, even in limited engine compartments.
- 【Build Your Own V12 Engine Model】This V12 engine model replicates the iconic LAMB car engine, featuring a classic V-shaped configuration. A favorite among supercar enthusiasts and technic fans, it boasts 12 cylinders for robust power output—plus high-flow cylinder heads, ensuring exceptional performance even at high RPMs.
8.5Good
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- 09Mavo brix
V8 Engine Building Set, Model Kit for Adults, Build Your Own MOC Mini V8 Engine Model Toy with Motor, Display, Home Office Decor, Ideal Gift, 1189PCS
Main highlights- Realistic V8 engine model Design: This V8 engine model boasts exquisite and detailed design, featuring simulated piston movement, a turbocharger, and other characteristics. It accurately simulates the internal structure and operating principle of a real V8 engine, providing an immersive visual experience.
- Immersive V8 Engine Assembly Kit: This movable V8 model has a drive motor and independent battery compartment (6 AAA batteries, not included). Its innovative open design allows 360° observation of precision linkages. With forward/reverse rotation control, you can see piston strokes, crankshaft rotation & valve timing work together. This lets mechanical fans decode the V8's engineering genius and power flow during assembly.
- Ideal Gift: This 1189-PCS Engine Building Kit is a perfect blend of fun and learning, making it a thoughtful present for various occasions like Thanksgiving, Christmas, birthdays, New Year, Valentine's Day, Father's Day, and Easter. Packaged in an attractive box with clear instructions, it caters to kids aged 14+, adults, teens, sons, nephews, husbands, partners, and even car or mechanical enthusiasts.
- High Quality Block: The engine blocks are made of ABS plastic. They are durable, washable, high - quality, and have smooth edge. They are great for playing with friends and family during party activities!
- Educational and Fun: This mechanical model doubles as a STEM educational tool. Assembling and debugging it nurtures creativity, hands - on, and problem - solving skills. Ideal for classes, after school tech clubs, or home labs, it sparks interest and fuels innovation. It also adds decorative flair, injecting vitality and a unique personality into your home. It's a source of great satisfaction and pride, fitting perfectly in living rooms, bedrooms, offices, or on desks and shelves.
8.4Good
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- 10Mould King
Mould King 10171 V8 Engine Building Blocks Sets, V8 Engine Model kit That Run, Build Your Own STEM Model Engine, 8-Cylinder Car Engine Building Engineering Toys for Age 14+/Adults(487+PCS)
Free ShippingMain highlights- 【STEM Toys】It is a wonderful activity together with family or friends. This model engine kit will promote your hand-eye coordination, divergent thinking,problem-solving skills,inspires creativity and brain development. Helps you learn collaboration and teamwork,It makes science, mechanical masterminding, and even movement empowerment from start to finish.
- 【Ideal Gift】This building toy comes in sturdy cardboard packaging—perfect for gifting on Birthdays,Christmas, or New Years. All products of my company have been strictly tested before shipping. If you encounter any issues such as missing pieces or non-functional motor, please feel free to contact us!
- 【Electrical Dynamic Version】With 1*L motor and 1* battery box. (REQUIRES 6 AAA batteries, NOT INCLUDED). This V8 Engine Model Kit is electrically driven mode,which can be run after assembly. Its compact design can achieve high power output in a limited engine compartment.
- 【Build Your Own Engine Model】This is LSX454 Engine, which is V8 engine, arranged in a V-shape.It is the most popular technic engine for supercar enthusiasts and fans, which equipped with 8-cylinder 7.4-Liters(454 cubic inches)providing robust power output,enowned for high-flow cylinder heads, ensuring excellent performance even at high RPMs.
- 【Authentic Details】Transparent cylinder head design allows you to see directly through it how the valve train works together inside. You will see the precise piston movement, 4 delicate turbocharger and advanced exhaust system.
8.3Good
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