engineering kit best sellers

#1 🔥 V8 Combustion Engine 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

$69.95 on Amazon

#2 2.0 Paper Airplane Conversion POWERUP 2.0 Paper Airplane Conversion Kit | Electric Motor for DIY Paper Planes | Fly Longer and Farther | Perfect for Kids & Adults | Ready to Use Aeroplane Engine Kits

$19.99 on Amazon

#3 2.0 New Paper Airplane POWERUP 2.0 New Paper Airplane Conversion Kit | Electric Motor for DIY Paper Planes | Fly Longer and Farther | Perfect for Kids & Adults | Ready to Use Aeroplane Engine Kits

$19.99 on Amazon

#4 STEM Kits for Kids Age CYOEST STEM Kits for Kids Age 8-10-12-14, Science Kits for Kids Age 8-12, STEM Toys Gifts for Boys Age 8 9 10 12 13 14, Car Building Science Experiment Projects for Kids 9-12, Solar Power & Engineering Kit

$16.99 on Amazon

#5 STEM Kits for Kids Age CYOEST STEM Kits for Kids Age 8-10-12-14, Science Projects for Kids Ages 8-12, Stem Building Toys for Boys Age 8 9 10 12 13 14, Solar Car & STEM Activities Engineering Kits, Diy Kits for Kids, Gifts for Boys

$16.99 on Amazon

#6 🆕 CDHPOWER CDH66 Muffler CDHPOWER CDH66 Muffler Black 2 Stroke Gas Motor Engine Kit Gas Motorized Bicycle

$55.99 on Walmart

#7 Model Engine Kit for Discovery #Mindblown Model Engine Kit for Children, with Moving Motor Parts and LED Lights

$29.97 on Walmart

#8 98cc Engine Kit Coleman 98cc Engine Kit, Coleman CT100

$119.95 on Ebay

#9 Bike Motor Kit 80cc Motorized IMAYCC Bike Motor Kit 80cc Motorized Bike Kit 2 Stroke Bicycle Engine Kit with Wired Digital Computer Fit for 26-28" Bikes

$129.99 on Amazon

#10 🔥 🆕 496 Pcs Technical Parts SSHLKBB 496 Pcs Technical Parts Building Blocks Gears Axle Pin Connector Compatible with Major Brand Toy Technical Cam Worm Cogs Gears Steering Parts Differential Engine Kit MOC Pieces for Replacement

$19.99 on Amazon

#11 212CC 4 valves engine better 212CC 4 valves engine,better than Daytona 190CC engine, free engine kit

$1209 on Ebay

#12 🔥 🆕 kjfeif V8 Combustion kjfeif 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

$25.24 on Walmart

#13 STEM Kits for Kids Ages SCAEMO STEM Kits for Kids Ages 8-10-12-14, Stem Toys For Boys Age 8-12, Science Projects For Kids Ages 8-12, Solar Car Building Kits for Boys, Activities Engineering Kit, Gifts For 8 9 10 11 12 Year Old Boys

$16.99 on Amazon

#14 🔥 🆕 V8 Engine Model Kit That V8 Engine Model Kit That Runs, V8 Engine Model Kit That Works, Mini Engine Build Kit, Model Engine Kit for Adults (1pcs)

$131.88 on Walmart

#15 STEM kit Airplane Launcher PATHFINDERS STEM kit Airplane Launcher Paper Airplane Engineering kit for Kids Ages 12-14 Wood Building Kits Educational Toys for Kids Science kit for Kids Age 12-14 stem Projects

$26.95 on Amazon

#16 🔥 Stage 2 Titanium Hardware Stage 2 Titanium Hardware Engine Kit - RB26 Engine

$175.99 on Shopify

#17 🔥 162pcs Technic Parts Habow 162pcs Technic-Parts Gears-Axle-Pin-Connector Compatible with Lego-Technic, Gear Box Technic Cam Differential Engine Kit. MOC-Replacement-Pieces

$25.49 on Amazon

#18 🔥 Stage 2 Titanium Hardware Stage 2 Titanium Hardware Engine Kit - F20C | F22C1 Engine

$115.49 on Shopify

#19 🔥 Stage 1 Titanium Hardware Stage 1 Titanium Hardware Engine Kit - F20C | F22C1 Engine

$82.49 on Shopify

#20 🔥 Stage 3 Titanium Hardware Stage 3 Titanium Hardware Engine Kit - 4G63 Engine

$186.99 on Shopify