LS3 V8 Engine - Moving Model

Designed by: ericthepoolboy
Hardware Kit and Build Support by MakerRx

The LS3 is a modern classic - big displacement, no nonsense, and built to perform. This 3D printable scale model captures its mechanical soul with moving pistons, a rotating camshaft and crankshaft

Originally created by ericthepoolboy, this model is detailed and functional. We partnered with Eric to offer a complete hardware kit so you can spend less time sourcing parts and more time bringing this engine to life.

⚙ Key Features:

• Accurate recreation of the LS3
• Working mechanical motion powered by a geared DC motor
• Great for classrooms, garages, and display.

📦 What's Included in the Files:

• Complete STL file set for the LS3
• Build Instructions.

🔧 What You’ll Need:

• FDM 3D printer
• Basic hand tools
• Super glue and soldering tools
• Maker Rx hardware kit

🛠 Official Hardware Kit:

To simplify the build process, Maker Rx collaborated to create an official hardware kit. It includes bearings, belts, fasteners, rods, magnets, a DC motor, and more. Everything you need besides the printed parts.

Order the kit here: https://www.makerrx.com/products/mrx1

🧪 More Maker Rx Kits:

This model is part of the Maker Rx engine series. Explore our supported kits including the EJ20 Boxer, Flathead V8, and more. All include free downloads, hardware kits, and instructions.

🤝 Attribution:

Original design by ericthepoolboy. Maker Rx partnered with Eric to provide a complete hardware kit and build documentation to make this project accessible for more makers worldwide.