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Best engines - Holiday Sale 2025

Last Updated - December 14, 2025

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

DuroMax

DuroMax XP7HPE 208cc Electric Start Gas Powered, 50 State Approved, Multi-Use Engine Blue

DuroMax

$239.00

More Details
Main highlights
- Shaft Size: 3/4" Diameter, 2-3/8" Long, 3/16" Keyway
- Shaft End: 5/16" Size 24 UNF - Drilled and Tapped
- Runs on Standard 87 Octane Gasoline
- Large 1 Gallon Fuel Tank
- Electric Start Key Switch Box
- EPA and CARB Approved for Safe Mandated Use
- 208cc 4 Stroke OHV Engine
$239.00
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BILT HARD

BILT HARD 7HP Gas Engine Horizontal Shaft, 212cc 4 Stroke OHV Industrial Grade Replacement Gas Motor, Shaft 3/4" (19mm) Diameter, 2-3/8" Long, 3/16" Keyway

BILT HARD

$169.99

More Details
Main highlights
- Versatile Replacement - Embrace the versatility of our engine as it seamlessly replaces 6/6.5/7/7.5 hp engines from renowned brands like Honda, Yamaha, Kohler, and Briggs & Stratton. Its application extends across cement mixers, compressors, log splitters, vacuums, water pumps, and chipper shredders, among others.
- Unleash Potent Energy - Compliant with EPA standards, it commands a maximum torque of 8.1 ft.-lb @2500 RPM, racing to a maximum speed of 3600 RPM. Harness the strength of 7 horsepower, all fueled by a substantial 0.9-gallon tank.
- Reliable - Rest assured that our engine is 100% new. As part of our quality assurance, it's oil tested before packaging, which is why it might have a slight oily touch. Please note, however, that engine oil is not included.
- Industrial Powerhouse - Our engine provides unwavering strength to tackle any task. Fuel Shut Off and gas-saving overhead valves maximize efficiency. The easy-reach recoil starter system features auto-decompression, ensuring effortless starts.
- Engineered for Excellence - The shaft boasts a 3/4" diameter, extending 2-3/8" in length. The end is thoughtfully tapped with 5/16"-24 UNF threads, while a 3/16" keyway enhances precision. The mounting pattern spans 6.40" in length and 2.95" to 3.17" in width, offering versatility for various applications.
$169.99
3
Best Value
20% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Mould King
20% Off

Mould King Mini V8 Engine Kits That Runs, Build Your Own Visible Car Motor, Physical Science Experiment Models for Teens, Best STEM Toy Gifts for 14+ and Adult 10171 (487 Pcs)

Mould King

$40.79

$50.99
(20% Off)

More Details
Main highlights
- 【Realistic Components】Every element of this model is crafted with precision, from the intricate wiring to the finely detailed motor block. The transparent cylinder head allows you to see the inner working, while the simulated piston motion and turbocharger provide a captivating, lifelike experience
- 【Perfect for Enthusiasts and Collectors】 Whether you're a die-hard car enthusiast, a collector, or simply someone who appreciates the beauty of mechanical art, this V8 engine model is a must-have. It's not just a model; it's a conversation piece that showcases your passion for automotive excellence
- 【High-Quality Construction】Made from durable materials, the Mould King Mini V8 Engine Kits ensure longevity and reliability. The detailed parts are precisely engineered to fit together seamlessly, ensuring a satisfying build experience
- 【Classic V8 Engine Model】Discover the pinnacle of classic automotive engineering with this meticulously detailed V8 engine model. Featuring a transparent cylinder head, dynamic piston motion, and a realistic turbocharger, this model brings the heart of a powerful V8 to life
- 【Best STEM Toy Gifts for Kids】Perfect for aspiring engineers and mechanics, this kit is an excellent gift for aged 14 and up. It combines fun with education, fostering creativity, and a deeper understanding of STEM subjects
$40.79
$50.99 (20% Off)
4
15% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Discovery
15% Off

Discovery Model Engine Building Kit, DIY 4-Cylinder Combustion Engine, Working Pistons Fan Valves Belts LED Lights, STEM Mechanic Engineering Construction Experiment Set, Kids & Adults Gift

Discovery

$29.58

$34.99
(15% Off)

More Details
Main 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!
- ✔ LET YOUR CHILDREN GET HANDS ON with the Discovery Kids DIY Toy 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 holiday or Christmas gift for any child!
- ✔ DEVELOP THEIR CRITICAL THINKING SKILLS: The Discovery Kids DIY Toy 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!
$29.58
$34.99 (15% Off)
5
20% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Playz
20% Off

Playz V8 Combustion Engine Model Kit That Runs - Build Your Own STEM Mini V8 Model Engine Kit for Adults & Kids Age 12+, Visible V8 Mini Engine Kit That Works for Adult w/ 270 STEM Parts

Playz

$79.95

$99.95
(20% Off)

More Details
Main highlights
- REALISTIC MODEL THAT WORKS: Deliver the action of a classic car engine with powerful pistons and interactive cables! Watch the motor fans turn on with real engine sounds from your visible V8 engine model kit, making it a perfect STEM toy for curious minds seeking a fun blend of education and entertainment.
- POPULAR GIFT THAT INSPIRES: Make the world of STEM amazing with our DIY engine kits for adults, teens, young boys and girls! Whether it's for birthdays, holidays, or any special occasion, Playz V8 model engine kit will keep them captivated as they build and operate their own engine from start to finish.
- GET HANDS ON with Playz V8 engine model kit that works for adults and kids alike. Engage young minds into STEM with a working replica of a classic 8-cylinder internal combustion car engine, while adults enjoy the rewarding experience of building their own mini V8 engine kit that runs like a dream.
- FUEL THE FUN: Our complete toy V8 engine assembly kit provides hours of fun as you tinker with cranks, pulleys, belts, and exhaust valves, bringing this miniature engine kit to life before your very eyes! Conquer long boring days with a small V8 engine kit that runs. (Requires 3x AA Batteries not included)
- CHALLENGE ACCEPTED: Supercharge your critical thinking skills with our mini engine build kit! Expand your creativity, think logically, and refine your motor skills as you build a model V8 engine kit all while having fun. Get ready for a brain-boosting build challenge that works wonders!
$79.95
$99.95 (20% Off)

Best engines - Holiday Sale 2025

DuroMax XP7HPE 208cc Electric Start Gas Powered, 50 State Approved, Multi-Use Engine Blue

BILT HARD 7HP Gas Engine Horizontal Shaft, 212cc 4 Stroke OHV Industrial Grade Replacement Gas Motor, Shaft 3/4" (19mm) Diameter, 2-3/8" Long, 3/16" Keyway

Mould King Mini V8 Engine Kits That Runs, Build Your Own Visible Car Motor, Physical Science Experiment Models for Teens, Best STEM Toy Gifts for 14+ and Adult 10171 (487 Pcs)

Discovery Model Engine Building Kit, DIY 4-Cylinder Combustion Engine, Working Pistons Fan Valves Belts LED Lights, STEM Mechanic Engineering Construction Experiment Set, Kids & Adults Gift

Playz V8 Combustion Engine Model Kit That Runs - Build Your Own STEM Mini V8 Model Engine Kit for Adults & Kids Age 12+, Visible V8 Mini Engine Kit That Works for Adult w/ 270 STEM Parts

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